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ACCROCHE SI TU AS UNE VISION TECHNIQUE À 360° ET QUE TU AIMES GUIDER SANS IMPOSER, CETTE ANNONCE EST FAITE POUR TOI... CE QUE TU RECHERCHES : Évoluer au sein d'une équipe dynamique Participer à des projets innovants d'envergure Relever des défis liés à l'architecture, à la qualité de code et à l'accompagnement technique Donner un nouveau souffle à ta carrière Alors nous avons la mission idéale pour toi. Au sein d'un acteur majeur du secteur de l'assurance, tu participeras à l'encadrement technique des projets et à la structuration des bonnes pratiques de développement pour garantir robustesse, performance et évolutivité : L'analyse des besoins techniques, tu feras Les choix d'architecture, tu orienteras Les bonnes pratiques de développement, tu diffuseras Les performances et la sécurité des applications, tu optimiseras Les outils de delivery et de qualité, tu mettras en place Le support aux développeurs, tu assureras Ton équipe, tu accompagneras Aux instances de pilotage, tu participeras QUI TU ES : Diplômé(e) de la formation qui va bien Surdoué(e) ou doté(e) d'une expérience de 8 ans minimum en développement et encadrement technique Expert(e) en langages et frameworks modernes Java, Spring, Hibernate, Quarkus Habile avec les outils de versioning et langages Javascript, Jenkins, Sonar, Wildfly, SSL/TLS, Javascript, UML AU-DELÀ DES COMPÉTENCES TECHNIQUES, TU ES / AS : Dynamique : tu n'aimes pas rester les deux pieds dans le même sabot Autonome : un guide du Routard te suffira Esprit de synthèse : tu sais aller à l'essentiel Capacité d'adaptation : tu es un vrai caméléon Sens de la communication : les mots n'ont pas de secret pour toi Force de proposition : tu es l'Aladdin de l'informatique Esprit d'équipe : un pour tous et tous pour un !

Information Security Manager with Network Engineering Skills Our Client is a bank based in Central London who are looking to recruit a seasoned professional with at least 7 to 10 years expertise level Information Security coupled with Hands-on Network Engineering. The role is mainly Information Security – Data Security and split circa 80% with 20% Network Engineering – so you do need to be hands-on technically. You will ideally have circa 5+ years of work experience with Network Engineering coupled with over 10 years experience with Cisco Systems Products Role Description The Information Security Manager with Network Engineering Skills is a full-time hybrid role based in London, with the flexibility to work from home part of the week. The role oversees the design, implementation, and continuous improvement of information security policies, procedures, and controls across networks and systems. Day-to-day responsibilities include managing the Information Security Management System (ISMS), monitoring cybersecurity and network security events, coordinating incident response, and ensuring compliance with relevant standards and regulations. The person in this role will collaborate with IT and business stakeholders to assess risks, implement technical and procedural safeguards, and support secure network architecture and configuration. Additional tasks include producing security documentation, leading security awareness initiatives, and providing guidance on secure network engineering practices. Qualifications · Strong skills in Information Security Management and Information Security, with experience defining and enforcing security policies and governance. · Hands-on expertise with Information Security Management Systems (ISMS), including implementation, maintenance, and audit readiness. · Proficiency in Cybersecurity and Network Security, covering threat detection, vulnerability management, network hardening, and incident response. · Demonstrated network engineering experience (eg, routing, switching, firewalls, VPNs, secure network design). · Relevant certifications such as CISSP, CISM, CISA, CompTIA Security+, or similar are beneficial. · Experience with regulatory and compliance frameworks (eg, ISO 27001, GDPR, NIST) and security best practices. · Ability to analyze complex technical environments, communicate clearly with both technical and non-technical stakeholders, and document security requirements and processes. · Bachelor's degree in computer science, information security, engineering, or a related field, or equivalent professional experience. Key Networking Skills Required: Cisco Network Switches Layer 2 and 3 (Catalyst 9K) – CCNP Level, Expert Level Preferred Routing protocol – OSPF (Catalyst 9K) – CCNP Level, Expert Level Preferred Cisco Switch Stacking (Cat 9K Switches 9600, 9300. 9200) Virtual Routing and Forwarding – (Catalyst 9600) Internetworking Troubleshooting - CCNP Level, Expert Level Preferred High Availability and Disaster Recovery - CCNP Level, Expert Level Preferred Security/Cyber ​​​​Security Skills Required: Cisco Firepower Firewalls (ASA, FTD) - CCNP Level, Expert Level Preferred Palo Alto Firewalls – Specialist Level, Architect Level Preferred Cisco Layer 2 Port Security Network Access Control including Cisco ISE, TACACS etc. Network Detection and Response Network Encryption (Site to Site VPN's) Cisco Secure Client (ASA) Network IPS (Trellix) Network Zero Day (Trellix NX or similar) Host Zero Day (Trellix HX or similar) Cyber ​​Security Network Control Incident Investigation with the assistance of group cyber security experts – Tier 1, Tier 2 to 3 preferred, using LogRhythm SIEM a bonus Host End Point Protection (Symantec) Host IPS Preferred Skills and Knowledge Vulnerability Management (Scanning for Vulnerabilities and classifying the risk, CIS Benchmark Scanning and compliance) – Using Rapid7 a bonus Knowledge of Penetration Testing, understanding of the types of testing and their advantages and disadvantages Security Zone Design and considerations Network and Security Architecture Design and Considerations Understanding of Information Security (Confidentiality, Integrity, Availability), MITER ATT&CK, NIST, ISO 27001, SIEM use cases for key controls etc Risk Management in Cyber ​​Security, SSL Blind spots, what causes them and how to mitigate Malware/Ransomware and how to mitigate along with Penetration testing concepts Understanding of White/Black/Grey Box penetration testing. Developing Security policies and procedures and conducting audits/risk assessments Handling crisis situations during security incidents The role is hybrid 3 days in the office in Central London. The rate for this role will be in the range £500 pd to £650 pd. This is a 3-month assignment. Do send your CV to us in Word format along with your salary and notice period.

Contexte Le bénéficiaire souhaite une prestation d'accompagnement dans l'objectif d'assurer un service d'ingénierie Mainframe dans le cadre de la mise en place des projets Métiers, de la gestion de patrimoines, dans un environnement Mainframe, et au sein de la production applicative. Missions Participation à l'intégration des nouvelles applications dans le cadre des projets Métiers Contribution à la capitalisation des compétences et bonnes pratiques au sein de l'équipe et des différents contributeurs via les outils de communication (mail, réunion d'équipe, SharePoint) Contribution à l'amélioration de l'exploitation (industrialisation, automatisation, normalisation…) dans le but de limiter le nombre d'incidents Reporting hebdomadaire des activités : avancement du plan d'action (planning), risques éventuels sur le respect des engagements (jalons) Coordination de contribution technique Interface de communication directe avec les différents intervenants Coordination et création des items ticketing sur des projets de faibles volumes et criticités Prise en charge et résolution des incidents de production (y compris sur des périodes d'astreintes en semaine et/ou de HNO) Déploiement des évolutions applicatives Outils & Environnement Z/OS OPC (TWS) CICS Gestionnaire de puit de données : eFile Base de données : DB2 ARC DB2 (système de gestion des reprises de bases DB2) CFT / Copilote / TDF / Formel Sécurisation des flux : passage en SSL, TLS et cryptage PGP eGEN et ISCPREP CAVIEW NDV (ENDEVOR), uniquement pour faire des shipments de packages AEL V2 (pour les consignes de reprises Pilotage) VSAM, GDG, SPITAB Outil de ticketing : Service Now (pour les incidents, les changements en production, ainsi que pour les demandes de travaux hors production et communication avec l'équipe TDF)

Senior IT Infrastructure & Systems Manager We are seeking an experienced and highly motivated Senior IT Infrastructure Manager with at least 7 to 10 years experience to oversee, manage, and continuously improve the organization's IT infrastructure, enterprise systems, network environment, and end-user computing services. The successful candidate will ensure the availability, security, performance, and resilience of critical business systems while leading technical teams and supporting key stakeholders across the organization. This role requires a strong blend of technical expertise, leadership capability, operational excellence, and stakeholder management skills, within a complex enterprise environment that includes financial, trading, and treasury systems. Infrastructure & Systems Management Administer, maintain, and optimize Windows and Linux server environments. Manage VMware virtualized infrastructure (vSphere 8 and above). Oversee enterprise backup and disaster recovery solutions using Veeam Backup & Replication. Manage Veeam ONE monitoring and Veeam Recovery Orchestrator (VRO) environments. Administer endpoint security and encryption solutions, including Symantec Endpoint Protection (SEP) and Symantec Endpoint Encryption (SEE). Support endpoint DLP, SIEM, and security monitoring tools (e.g., Splunk, Tenable). Manage patching processes using ManageEngine Patch Manager Plus. Support Microsoft 365 services and related cloud technologies. In depth understanding of Cyber security Monitor system performance, capacity, availability, and infrastructure health. Ensure compliance with IT governance, security policies, and operational standards. End-User Computing Support Provide advanced desktop, laptop, printer, Mobile device (iOS) and branch office IT support. Deliver AV support for meeting rooms, conferencing, presentations, and collaboration systems. Manage OS deployment, imaging, image creation, maintenance, and software packaging. Administer Active Directory (AD), Group Policy Objects (GPOs) and user provisioning and NTFS permissions. Support Microsoft 365 applications including Outlook, Teams, OneDrive, and SharePoint. Resolve technical incidents and service requests in line with agreed SLAs. Enterprise Applications & Financial Systems Support Support and administer business-critical applications, including: Bloomberg FXT and Refinitiv Eikon, Murex Treasury System, SWIFT Alliance Access (SAA), 1AML, SIBS, GFMS, COP Support enterprise file synchronization and replication solutions (e.g., Syncovery, other SFTP). Networking Configure and support Cisco switches and routers. Administer FortiGate firewall environments. Strong network fundamentals: DNS, DHCP, TCP/IP, LAN/WAN, Routing and connectivity troubleshooting. Monitor network performance, availability, and security posture. Security & Endpoint Management Support vulnerability management using tools such as Tenable. Manage security monitoring and log analysis tools (e.g., Splunk). Perform SSL/TLS certificate lifecycle management using OpenSSL. Create and manage CSRs, certificate chains, and private keys. Ensure adherence to cybersecurity policies, standards, and regulatory requirements. Support physical access control systems (e.g., Paxton) Governance, Documentation & Process Improvement Develop, maintain, and enforce IT policies, standards, and operational procedures. Produce system architecture diagrams, technical documentation, SOP's, and performance reports. Identify and drive opportunities for automation and service improvement. Support technology planning, infrastructure modernization, and transformation initiatives. Operating Systems Windows 11 Windows Server 2019/2022 (or equivalent enterprise environments) Red Hat Linux Infrastructure & Virtualization VMware vSphere / vCenter (v8.0.3 and above) Veeam Backup & Replication Veeam ONE, VRO Microsoft Office 365 ManageEngine Patch Manager Plus SAAS solutions SQL Server Security Symantec Endpoint Protection (SEP) Symantec Endpoint Encryption (SEE) SentinelOne – EDR/ XDR Endpoint DLP solutions Firewall administration Vulnerability management tools (e.g., Tenable) SIEM tools (e.g., Splunk) Networking Cisco Switches and Routers FortiGate Firewalls LAN/WAN networking and routing Hardware & Storage Dell PowerEdge Servers Dell PowerVault SAN Storage Technical Competencies Data analysis and operational reporting Desktop and laptop support Infrastructure monitoring and performance management Certificate lifecycle management (SSL/TLS) Windows imaging and deployment, GPO, NTFS PowerShell scripting SQL Server administration Understanding of software development lifecycle (SDLC) and deployment processes Architecture review and systems optimization Asset management 7+ years of experience in enterprise IT infrastructure and systems administration. Experience within financial services, banking, trading, or treasury environments. Proven experience managing mission-critical infrastructure and applications. Experience operating within regulated and security-focused environments. Able to provide support to VIP stakeholders This is a hybrid role 3 days in the office in Central London. Salary for this role will be in the range £55K - £60K. Do send your CV to us in Word format along with your salary and availability.

[NoESN/SSII] Responsable Application SaaS et Site Web H/F - CDI - Création de poste - PME locale - Sophia Antipolis – 40/50K€ (en fonction du profil) Les entreprises développent leurs outils digitaux au gré de leur croissance : l'intégration d'un CRM pour structurer les équipes commerciales, la mise en ligne d'un site web, des comptes et accès gérés “au fil de l'eau”, l'abonnement à plusieurs plateformes SaaS pour aider les métiers. Au début, ça fonctionne, puis l'entreprise grandit, les usages se multiplient, les workflows deviennent plus complexes, les enjeux de sécurité et de fiabilité augmentent. Et il devient indispensable d'avoir quelqu'un capable de reprendre la maîtrise de l'ensemble. Ici, pas de rôle cloisonné : le poste rassemble l'administration SaaS, l'automatisation, l'administration d'un site web, du support opérationnel, de la structuration et amélioration continue. Le but : simplifier la vie des utilisateurs. Ton terrain de jeu : Microsoft 365, HubSpot, WordPress, Aircall, API, automatisation no-code, sécurité des accès, administration site web, workflows métiers, documentation, … TA MISSION Deviens le référent interne sur l'écosystème SaaS et web de l'entreprise. Ton rôle : - Administrer les différentes plateformes SaaS de l'entreprise, - Gérer les comptes utilisateurs, droits d'accès et politiques de sécurité, - Superviser l'environnement Microsoft 365, - Accompagner les équipes sur HubSpot et les outils collaboratifs, - Développer des automatisations via API, Make, Zapier ou N8N, - Structurer les workflows et améliorer les usages métiers, - Assurer l'administration technique du site web (WordPress, hébergement, DNS, SSL, modules…), - Veiller à la performance, la sécurité et la disponibilité du site, - Participer aux sujets SEO techniques et optimisation web, - Documenter les environnements et formaliser les procédures, - Intervenir en support avancé auprès des utilisateurs, -Suivre les licences, contrats et usages logiciels, - Assurer une veille continue sur les outils SaaS, l'automatisation et la cybersécurité.

Our Telecoms client is looking for a Principal Security Engineer. This is a 6 months contract initially and the role is outside IR35. Vast majority of work is expected to be remote - however there may be occasional travel to customer sites: Warwick / Wokingham / Corsham / Farnborough. Please note that due to the nature of the role SC clearance is required. Deliverables: -Technical Ownership of the Customers Security infrastructure estate, processes procedures, documentation and life cycle management. -Senior Technical point of reference for all Security related projects, Changes or modifications to firewall rule bases - Senior technical point of reference/escalation and interface into vendor support for all Incidence related to the security infrastructure. - Design of customer networks including the support of High Level and Low Level designs. Providing technical support, Change management, for hard (physical) and soft (remote) changes. Customer inventory management, Hardware software, EOL. Required skills and experience: -Must Have F5, Zscaler & Palo Alto knowledge and recent hands on with these technologies. - Nice to have is Checkpoint, Juniper, Bluecoat, and knowledge of Cisco networking solutions including all the major switching families and understanding of Wireless Technologies and Cisco IPT /QoS /802.1x/ Inflobox DNS. - VPN Technologies (ipsec, SSL VPN, DMVPN and Wide Area network technologies including routing protocols. Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take a minimum 10 weeks. LA International is an award-winning partner of choice for many of the world's most influential companies and government organisations. Holding Enhanced Government Security Accreditation, we are recognised as the European market leader in the delivery of Security Cleared talent to organisations that demand the very highest levels of security, compliance and assurance. An award-winning organisation, having secured the prestigious Queens Award for Enterprise: International Trade over multiple years. We are committed to fostering an inclusive, equitable and accessible workplace where everyone feels valued and supported. We welcome applications from all individuals, regardless of background or identity, and we encourage candidates who may not meet every listed requirement to still apply. If you require any adjustments or support during the recruitment process, please let us know and we will work with you to ensure a fair and accessible experience. Please Note: If a high volume of applications is received, only candidates shortlisted will be contacted.

➡️ Mission principale Dans le cadre du renforcement de nos équipes, nous recherchons un Administrateur Réseau (H/F). Au sein de la Direction Technique, vous participez à la définition des besoins et à l'évolution de l'architecture réseau. Vous êtes garant(e) de la performance, de la disponibilité et de la qualité des infrastructures réseau. ➡️ Responsabilités Assurer le support N3 : Analyser et solutionner les problèmes de niveau 3 Rédiger, communiquer les alertes et risques Traiter les demandes de changement complexe en lien avec le réseau Capitaliser au travers de la gestion des problèmes afin de garantir la réactivité et la non-reproduction des incidents Documenter la base de problèmes JIRA/Confluence Gestion du backlog via des tickets Freshservice et JIRA Réaliser les projets d'optimisation et de changement du réseau : Mettre en place des nouveaux outils pour l'administration du réseau Prendre en charge la mise en place des évolutions du réseau Mettre à jour le référentiel technique (Confluence) pour la mise en production de la solution Rédiger les procédures techniques et fonctionnelles Assurer la gestion de versions, et des configurations (ITIL) Intégrer et recetter la solution sur le réseau Assurer une veille technologique Qualification des architectures livrées par la conception réseaux : Produire les points de supervisions et arbres de diagnostics. Recetter les Dossier de conception et mettre à jours le référentiel technique ➡️ Environnement technique SD-WAN (parc d'environ 5000 routeurs) Réseaux : BGP, OSPF, MPLS, WAN, switching, firewall Services : DNS, Proxy, SSL, SNMP Constructeurs : Cisco, Palo Alto, Fortinet, F5 Systèmes : Linux, Windows, VMware

IT Infrastructure & Systems Manager We are seeking an experienced and highly motivated Senior IT Infrastructure Manager with at least 7 to 10 years experience to oversee, manage, and continuously improve the organization's IT infrastructure, enterprise systems, network environment, and end-user computing services. The successful candidate will ensure the availability, security, performance, and resilience of critical business systems while leading technical teams and supporting key stakeholders across the organization. This role requires a strong blend of technical expertise, leadership capability, operational excellence, and stakeholder management skills, within a complex enterprise environment that includes financial, trading, and treasury systems. Please note that this is a completely hands-on role and you must be able to be a Network Engineer, Network Security and Systems Manager all rolled in to on efunction. Role Description The IT Infrastructure & Systems Manager is a full-time role based in London with a hybrid working arrangement, combining on-site presence with some work from home. This role is responsible for managing and maintaining the organization's core IT infrastructure, including servers, networks, storage, and cloud services. Day-to-day tasks include overseeing system administration, monitoring performance and availability, implementing security best practices, and coordinating backup and disaster recovery processes. The role involves leading and supporting IT operations, resolving complex technical issues, and ensuring that systems, applications, and services remain stable and secure. The IT Infrastructure & Systems Manager will collaborate with internal stakeholders, manage vendors and service providers, contribute to IT strategy and roadmaps, and document procedures, standards, and configuration changes. Qualifications · Strong foundation in Information Technology and IT Operations, including infrastructure design, capacity planning, and service management. · Hands-on experience with System Administration and Troubleshooting across Windows and/or Linux environments, virtualization, and cloud platforms. · Proficiency in Network Security, including firewalls, VPNs, endpoint protection, access control, and security monitoring. · Proven ability to manage IT projects, prioritize tasks, and deliver improvements on time and within scope. · Excellent communication and stakeholder management skills, with the ability to explain technical concepts to non-technical audiences. · Experience leading or mentoring IT team members or support staff is highly desirable. · Relevant certifications (eg, ITIL, Microsoft, Cisco, CompTIA, or cloud certifications) are an advantage. · Bachelor's degree in Information Technology, Computer Science, or a related field, or equivalent practical experience. Infrastructure & Systems Management Administer, maintain, and optimize Windows and Linux server environments. Manage VMware virtualized infrastructure (vSphere 8 and above). Oversee enterprise backup and disaster recovery solutions using Veeam Backup & Replication. Manage Veeam ONE monitoring and Veeam Recovery Orchestrator (VRO) environments. Administer endpoint security and encryption solutions, including Symantec Endpoint Protection (SEP) and Symantec Endpoint Encryption (SEE). Support endpoint DLP, SIEM, and security monitoring tools (eg, Splunk, Tenable). Manage patching processes using ManageEngine Patch Manager Plus. Support Microsoft 365 services and related cloud technologies. In depth understanding of Cyber ​​security Monitor system performance, capacity, availability, and infrastructure health. Ensure compliance with IT governance, security policies, and operational standards. End-User Computing Support Provide advanced desktop, laptop, printer, Mobile device (iOS) and branch office IT support. Deliver AV support for meeting rooms, conferencing, presentations, and collaboration systems. Manage OS deployment, imaging, image creation, maintenance, and software packaging. Administer Active Directory (AD), Group Policy Objects (GPOs) and user provisioning and NTFS permissions. Support Microsoft 365 applications including Outlook, Teams, OneDrive, and SharePoint. Resolve technical incidents and service requests in line with agreed SLAs. Enterprise Applications & Financial Systems Support Support and administer business-critical applications, including: Bloomberg FXT and Refinitiv Eikon, Murex Treasury System, SWIFT Alliance Access (SAA), 1AML, SIBS, GFMS, COP Support enterprise file synchronization and replication solutions (eg, Syncovery, other SFTP). Networking Configure and support Cisco switches and routers. Administer FortiGate firewall environments. Strong network fundamentals: DNS, DHCP, TCP/IP, LAN/WAN, Routing and connectivity troubleshooting. Monitor network performance, availability, and security posture. Security & Endpoint Management Support vulnerability management using tools such as Tenable. Manage security monitoring and log analysis tools (eg, Splunk). Perform SSL/TLS certificate lifecycle management using OpenSSL. Create and manage CSRs, certificate chains, and private keys. Ensure adherence to cybersecurity policies, standards, and regulatory requirements. Support physical access control systems (eg, Paxton) Governance, Documentation & Process Improvement Develop, maintain, and enforce IT policies, standards, and operational procedures. Produce system architecture diagrams, technical documentation, SOP's, and performance reports. Identify and drive opportunities for automation and service improvement. Support technology planning, infrastructure modernization, and transformation initiatives. Operating Systems Windows 11 Windows Server 2019/2022 (or equivalent enterprise environments) Red Hat Linux Infrastructure & Virtualization VMware vSphere / vCenter (v8.0.3 and above) Veeam Backup & Replication Veeam ONE, VRO Microsoft Office 365 ManageEngine Patch Manager Plus SaaS solutions SQL Server Security Symantec Endpoint Protection (SEP) Symantec Endpoint Encryption (SEE) SentinelOne – EDR/XDR Endpoint DLP solutions Firewall administration Vulnerability management tools (eg, Tenable) SIEM tools (e.g., Splunk) Networking Cisco Switches and Routers FortiGate Firewalls LAN/WAN networking and routing Hardware & Storage Dell PowerEdge Servers Dell PowerVault SAN Storage Technical Competencies Data analysis and operational reporting Desktop and laptop support Infrastructure monitoring and performance management Certificate lifecycle management (SSL/TLS) Windows imaging and deployment, GPO, NTFS PowerShell scripting SQL Server administration Understanding of software development lifecycle (SDLC) and deployment processes Architecture review and systems optimization Asset management 7+ years of experience in enterprise IT infrastructure and systems administration. Experience within financial services, banking, trading, or treasury environments. Proven experience managing mission-critical infrastructure and applications. Experience operating within regulated and security-focused environments. Able to provide support to VIP stakeholders This is a hybrid role with 3 days at the office in Central London. Salary for this role will be in the range £60K - £65K. Do send your CV to us in Word format along with your salary and availability.

Contexte de la mission Dans le cadre de la modernisation et de la transition de ses infrastructures vers des environnements cloud natifs, une entité spécialisée recherche un.e expert.e senior pour piloter l'intégration d'une solution de middleware de messagerie IBM MQ sur infrastructure OpenShift. L'enjeu principal de la mission réside dans la conception, le déploiement et la mise en œuvre opérationnelle de cette infrastructure de messagerie d'entreprise au sein d'une plateforme de conteneurisation moderne. Objectifs et missions principales Les activités principales associées à ce poste s'articulent autour des axes suivants : Définition de l'architecture cible et intégration de la solution IBM MQ sur la plateforme Red Hat OpenShift. Déploiement, configuration et automatisation des clusters de messagerie en veillant aux exigences de haute disponibilité, de tolérance aux pannes et de scalabilité. Sécurisation des flux de données et des accès (gestion des certificats, chiffrement SSL/TLS, politiques d'autorisation). Optimisation des performances du middleware, tuning des gestionnaires de files d'attente (Queue Managers) et allocation des ressources au sein des conteneurs. Définition des stratégies de sauvegarde, de reprise d'activité (PCA/PRA) et de migration des configurations existantes. Support technique de niveau avancé et accompagnement des équipes d'exploitation ainsi que des architectures applicatives. Livrables attendus Les livrables à fournir au cours de la mission comprennent : les dossiers d'architecture technique (DAT) et les documents de spécifications détaillées pour l'intégration MQ/OpenShift. les scripts d'automatisation des déploiements (charts Helm, opérateurs OpenShift, playbooks Ansible ou équivalents). les guides de configuration, procédures d'exploitation standardisées et cahiers de recettes techniques. les configurations des outils de supervision, les métriques de performance et les alertes associées à l'infrastructure.

Dans le cadre du maintien en condition opérationnelle des environnements utilisateurs d'un grand groupe, nous recherchons un Référent Environnement de Travail & Infrastructures Décentralisées. Le consultant interviendra comme référent RUN Workplace afin d'assurer : la coordination des activités liées au poste de travail, le suivi opérationnel des infrastructures décentralisées, le pilotage des échanges entre l'infogérant, les équipes support N1/N2 et les équipes infrastructures internes. Le poste nécessite une forte autonomie, une bonne capacité de coordination transverse ainsi qu'une solide culture Workplace / Endpoint Management. Missions principales RUN & Maintien en Condition Opérationnelle Assurer le maintien opérationnel des environnements postes de travail Windows Piloter les activités RUN et MCO liées aux infrastructures décentralisées Superviser les opérations de patch management, télédistribution et masterisation Garantir la conformité sécurité des postes de travail Participer au suivi des vulnérabilités et plans de remédiation Coordination & Pilotage Coordonner les échanges entre l'infogérant, les supports N1/N2 et les équipes infra Challenger les prestataires sur le respect des engagements et SLA Participer aux comités opérationnels et assurer le reporting RUN Produire et suivre les KPI d'exploitation et de qualité de service Assurer le suivi des incidents, problèmes et changements via ServiceNow Gestion technique & Exploitation Administrer et suivre les environnements Windows 11 (23H2 → 25H2) Participer au suivi des infrastructures Windows Server 2019 Assurer le suivi des outils Endpoint Management Contribuer aux activités de conformité et de sécurisation des postes Participer à la gestion des certificats SSL et des flux réseaux Assurer le suivi des sauvegardes VEEAM Documentation & Gouvernance Produire et maintenir la documentation d'exploitation Rédiger les procédures techniques et comptes-rendus Participer aux recettes et validations (VABF) Assurer le suivi des changements et demandes via ITSM Compétences techniques requises Indispensables Windows 11 (23H2 à 25H2) Windows Server 2019 Ivanti EPM Ivanti Neurons SCCM / MECM (profils proches acceptés) ServiceNow Patch management Masterisation / télédistribution Bonne compréhension : flux réseaux certificats SSL sauvegarde VEEAM Environnement & Méthodologie ITSM / ITIL RUN / MCO Gestion des incidents / changements Reporting opérationnel Suivi KPI Profil recherché Nous recherchons un profil : autonome et structuré, capable de coordonner plusieurs équipes techniques, à l'aise dans des environnements grands comptes, doté d'un bon relationnel et d'une communication claire, orienté exploitation, qualité de service et suivi opérationnel. Le candidat idéal possède : 6 à 8 ans d'expérience minimum, une solide expérience Workplace / Endpoint Management, une culture RUN/MCO forte, une expérience de coordination de prestataires ou d'infogérance.

Senior IT Infrastructure & Systems Lead Our Client a bank, in Central London are looking for an experienced IT Infrastructure professional who is ideally looking for their next challenge in a dynamic and regulated financial services environment. We are seeking a highly skilled Senior IT Infrastructure Officer to lead the management, security, and continuous improvement of our enterprise IT infrastructure. The Senior IT Infrastructure Officer will be playing a key role in ensuring the availability, resilience, and performance of critical systems while supporting technologies across servers, networks, cloud services, cybersecurity, and business-critical financial applications. The candidate must have strong technical expertise in Windows/Linux, VMware, Microsoft 365, networking, cybersecurity, and infrastructure management who also enjoys solving complex challenges and driving operational excellence. Must have 7 years' experience in enterprise infrastructure, ideally within banking or financial services, and be passionate about delivering secure, reliable IT services.. The role will be Monday to Friday, 9:30am to 5:30pm and reporting into the Head of IT & Data. Due to the nature of the role, the individual is expected to work in our offices, 5 days per week, during their probationary period This role is totally hands-on. Role Description The Senior IT Infrastructure & Systems Lead is a full-time hybrid role based in London, with flexibility for some work-from-home arrangements. This role is responsible for overseeing the day-to-day operation, maintenance, and improvement of the company's IT infrastructure, including networks, servers, and core systems. The person in this role will lead and mentor technical staff, manage system performance and availability, and coordinate responses to incidents and service requests. Typical tasks include monitoring network and system health, implementing security measures, resolving technical complex issues, planning upgrades, and collaborating with stakeholders to align technology solutions with business needs. The role also involves vendor management, documentation of infrastructure and procedures, and contributing to IT strategy and roadmap decisions. Qualifications · Candidates should possess strong skills in Network Administration and Information Technology for managing and optimizing infrastructure and systems. · Candidates should possess solid Technical Support and Troubleshooting skills to diagnose, resolve, and prevent complex IT issues. · Candidates should possess expertise in Network Security to implement, monitor, and improve security controls and practices. · Extensive experience in leading IT infrastructure projects, including planning, implementation, and migration activities. · Proven ability to manage and mentor IT teams, with strong communication and stakeholder management skills. · Experience with server and cloud technologies, virtualization, backup and recovery, and IT monitoring tools. · Relevant professional certifications (eg, CompTIA Network+, CCNA, MCSE, or similar) are beneficial. · Bachelor's degree in Information Technology, Computer Science, or a related field, or equivalent practical experience. Infrastructure & Systems Management · Administer, maintain, and optimize Windows and Linux server environments. · Manage VMware virtualized infrastructure (vSphere 8 and above). · Oversee enterprise backup and disaster recovery solutions using Veeam Backup & Replication. · Manage Veeam ONE monitoring and Veeam Recovery Orchestrator (VRO) environments. · Administer endpoint security and encryption solutions, including Symantec Endpoint Protection (SEP) and Symantec Endpoint Encryption (SEE). · Support endpoint DLP, SIEM, and security monitoring tools (eg, Splunk, Tenable). · Manage patching processes using ManageEngine Patch Manager Plus. · Support Microsoft 365 services and related cloud technologies. · In depth understanding of Cyber ​​security · Monitor system performance, capacity, availability, and infrastructure health. · Ensure compliance with IT governance, security policies, and operational standards. End-User Computing & Branch Support · Provide advanced desktop, laptop, printer, Mobile device (iOS) and branch office IT support. · Deliver AV support for meeting rooms, conferencing, presentations, and collaboration systems. · Manage OS deployment, imaging, image creation, maintenance, and software packaging. · Administer Active Directory (AD), Group Policy Objects (GPOs) and user provisioning and NTFS permissions. · Support Microsoft 365 applications including Outlook, Teams, OneDrive, and SharePoint. · Resolve technical incidents and service requests in line with agreed SLAs. Enterprise Applications & Financial Systems Support · Support and administer business-critical applications, including: · Bloomberg FXT and Refinitiv Eikon, Murex Treasury System, SWIFT Alliance Access (SAA), 1AML, SIBS, GFMS, COP · Support enterprise file synchronization and replication solutions (eg, Syncovery, other SFTP). Networking • Configure and support Cisco switches and routers. • Administer FortiGate firewall environments. • Strong network fundamentals: DNS, DHCP, TCP/IP, LAN/WAN, Routing and connectivity troubleshooting. Monitor network performance, availability, and security posture. Security & Endpoint Management · Support vulnerability management using tools such as Tenable. · Manage security monitoring and log analysis tools (eg, Splunk). · Perform SSL/TLS certificate lifecycle management using OpenSSL. · Create and manage CSRs, certificate chains, and private keys. · Ensure adherence to cybersecurity policies, standards, and regulatory requirements. · Support physical access control systems (eg, Paxton) Operating Systems · Windows 11 · Windows Server 2019/2022 (or equivalent enterprise environments) Red Hat Linux Infrastructure & Virtualization · VMware vSphere / vCenter (v8.0.3 and above) Veeam Backup & Replication Veeam ONE, VRO Microsoft Office 365 · ManageEngine Patch Manager Plus SaaS solutions SQL Server Security · Symantec Endpoint Protection (SEP) · Symantec Endpoint Encryption (SEE) SentinelOne – EDR/XDR Endpoint DLP solutions Firewall administration · Vulnerability management tools (eg, Tenable) SIEM tools (e.g., Splunk) Networking Cisco Switches and Routers · FortiGate Firewalls · LAN/WAN networking and routing Hardware & Storage Dell PowerEdge Servers · Dell PowerVault SAN Storage Education Bachelor or Master's degree or professional qualification in relevant discipline (IT/Information Systems/Computer Science/Technology/Programming/Information Science/System Engineering/Computing) The role is based in Central London and initially will be 5 days per week in the office. This is a 12 month FTC position. The salary for the role will be around £70K - £75K. Do send your CV to us in Word format along with your salary and availability.

Description du posteDans le cadre du renforcement d'une équipe en charge de plateformes critiques d'authentification et de gestion des identités, nous recherchons un Architecte Cloud disposant d'une forte expertise en SSO, LDAP et infrastructures de sécurité. Vous interviendrez sur des sujets d'architecture, d'évolution, d'automatisation et de maintien en conditions opérationnelles d'environnements à forte criticité. MissionsArchitecture & ConceptionConcevoir des architectures Cloud performantes, sécurisées et hautement disponibles. Définir des architectures hybrides intégrant les services Cloud adaptés aux besoins métiers. Sélectionner les solutions IaaS et PaaS les plus pertinentes. Participer à la définition des roadmaps techniques. Accompagner les projets de migration vers le Cloud. Intégrer les principes FinOps dans les choix d'architecture. Automatiser les processus de déploiement et d'exploitation. Gestion des Identités & AccèsConcevoir, administrer et faire évoluer les plateformes SSO et LDAP. Garantir la sécurité et la disponibilité des services d'authentification. Accompagner les équipes projets dans l'intégration des mécanismes d'authentification et d'autorisation. Participer aux évolutions des solutions IAM. Exploitation & SupportAssurer le maintien en conditions opérationnelles des plateformes. Gérer les incidents, problèmes et changements. Réaliser les analyses techniques et les actions d'amélioration continue. Participer aux astreintes et interventions hors horaires ouvrés si nécessaire. Compétences techniques requisesIAM / SSOSAML OpenID Connect OAuth2 LDAP Kerberos SSL/TLS PKI SPNEGO GSS-API Systèmes & MiddlewareLinux (expert) Windows Server Apache Nginx Tomcat IIS Automatisation & DéveloppementAnsible Python Shell scripting InfrastructureRéseaux Load Balancers Stockage Architectures Cloud et hybrides CI/CD Compétences appréciéesBroadcom SiteMinder SailPoint ForgeRock BMC ControlSA Apigee SQL ServiceNow Jira ITIL

Basée à Lille, Lyon, Nantes, Grenoble, Marseille, Paris et Bruxelles, Insitoo Freelances est une société du groupe Insitoo, spécialisée dans le placement et le sourcing des Freelances IT et Métier. Depuis 2007, Insitoo Freelances a su s'imposer comme une référence en matière de freelancing par son expertise dans l'IT et ses valeurs de transparence et de proximité. Actuellement, afin de répondre aux besoins de nos clients, nous recherchons un Ingénieur de production - Ops (H/F) à Vitrolles, France. Les missions attendues par le Ingénieur de production - Ops (H/F) : Traiter les incidents de production - Prendre en charge les incidents dans l'outils de ticketing entreprise (Service Now) - Analyser les cas d'incidents et les reproduire en environnement de préproduction - Escalader en anomalie et problème lorsque nécessaire - Suivre les incidents et le traitement des anomalies/problèmes le cas échéant - Maintenir les dashboards d'équipe liés au MCO Prendre en charge des chantiers de déploiement applicatif - Dans le cadre de modifications de configurations - Dans le cadre de nouvelles versions applicatives - Dans le cadre de livraison de nouvelles applications Améliorer l'observabilité et l'outillage applicatif - Améliorer la métrologie - dashboard Grafana - Proposer et mettre en place des alertes de supervision technique et fonctionnelles - Automatiser les opérations de tests et d'exploitation récurrentes Contribuer à la vie d'équipe et aux processus d'entreprise - Respecter les processus opérationnels ITIL supportés par l'outils d'entreprise Service Now - Contribuer au partage de connaissance via la complétion des Wiki d'équipe - Participer aux daily d'équipes et aux ateliers d'investigation technique : exécution, automatisation,… Livrables documentation technique Compétences Déploiement et exploitation d'applications sous Kubernetes (Container type Docker) Shell unix, GIT, SQL, Kubectl, Helm, Yaml, Python Gitlab CI, Rancher Prometheus, Grafana, Alert manager/Alerta Kafka, Strimzi Certificats de chiffrement SSL Ngnix, Keycloak, Redis, HAProxy, Loki Information pratiques : Localisation : Vitrolles Démarrage ASAP

Contexte Dans le cadre du renforcement d'une équipe d'exploitation et d'administration de plateformes critiques, nous recherchons un Ingénieur Système Linux expérimenté pour intervenir sur un environnement de production à forte exigence de disponibilité. Démarrage : ASAP Localisation : Paris 19e Administration et exploitation (MCO/MCS) • Assurer l'exploitation quotidienne des serveurs Linux. • Surveiller les infrastructures et traiter les alertes (systèmes, stockage, logs, performances). • Anticiper et prévenir les incidents de production. • Assurer le maintien en conditions opérationnelles et de sécurité des plateformes. Gestion des incidents • Diagnostiquer et résoudre les incidents de production. • Traiter les indisponibilités applicatives, ralentissements et problématiques d'infrastructure. • Analyser les causes racines (RCA). • Mettre en œuvre les plans d'actions correctifs et préventifs. • Assurer le suivi des demandes techniques via les outils de ticketing. Administration systèmes • Gestion et administration des serveurs Linux Red Hat Enterprise Linux. • Gestion de la supervision et des sauvegardes. • Rédaction et maintien des procédures d'exploitation et d'administration. • Participation aux actions d'amélioration continue. Administration applicative • Administration des plateformes : o Jira o Confluence o Squash TM • Réalisation des opérations techniques : o Mise à jour des configurations o Renouvellement des certificats SSL o Gestion des correctifs et hotfixes o Montées de version o Support aux équipes projets Administration bases de données • Exploitation PostgreSQL. • Réalisation des imports et exports de bases de données. • Gestion des sauvegardes et restaurations. Environnement technique Systèmes • Linux Red Hat Enterprise Linux (RHEL) Applications principales • Jira • Confluence • Squash TM • PostgreSQL Outils CI/CD et DevOps • GitLab • Jenkins • Nexus • Nexus IQ • SonarQube • Harbor • Vault Community • HAProxy Compétences requises Indispensables • Administration Linux RHEL • Jira • Confluence • PostgreSQL • Gestion d'incidents de production • Exploitation et administration de plateformes critiques Appréciées • Scripting Bash • Ansible • Environnements CI/CD • Automatisation d'exploitation

IT Infrastructure & Systems Manager We are seeking an experienced and highly motivated Senior IT Infrastructure Manager with at least 7 to 10 years experience to oversee, manage, and continuously improve the organization's IT infrastructure, enterprise systems, network environment, and end-user computing services. The successful candidate will ensure the availability, security, performance, and resilience of critical business systems while leading technical teams and supporting key stakeholders across the organization. This role requires a strong blend of technical expertise, leadership capability, operational excellence, and stakeholder management skills, within a complex enterprise environment that includes financial, trading, and treasury systems. Role Description The IT Infrastructure & Systems Manager is a full-time role based in London with a hybrid working arrangement, combining on-site presence with some work from home. This role is responsible for managing and maintaining the organization's core IT infrastructure, including servers, networks, storage, and cloud services. Day-to-day tasks include overseeing system administration, monitoring performance and availability, implementing security best practices, and coordinating backup and disaster recovery processes. The role involves leading and supporting IT operations, resolving complex technical issues, and ensuring that systems, applications, and services remain stable and secure. The IT Infrastructure & Systems Manager will collaborate with internal stakeholders, manage vendors and service providers, contribute to IT strategy and roadmaps, and document procedures, standards, and configuration changes. Qualifications · Strong foundation in Information Technology and IT Operations, including infrastructure design, capacity planning, and service management. · Hands-on experience with System Administration and Troubleshooting across Windows and/or Linux environments, virtualization, and cloud platforms. · Proficiency in Network Security, including firewalls, VPNs, endpoint protection, access control, and security monitoring. · Proven ability to manage IT projects, prioritize tasks, and deliver improvements on time and within scope. · Excellent communication and stakeholder management skills, with the ability to explain technical concepts to non-technical audiences. · Experience leading or mentoring IT team members or support staff is highly desirable. · Relevant certifications (eg, ITIL, Microsoft, Cisco, CompTIA, or cloud certifications) are an advantage. · Bachelor's degree in Information Technology, Computer Science, or a related field, or equivalent practical experience. Infrastructure & Systems Management Administer, maintain, and optimize Windows and Linux server environments. Manage VMware virtualized infrastructure (vSphere 8 and above). Oversee enterprise backup and disaster recovery solutions using Veeam Backup & Replication. Manage Veeam ONE monitoring and Veeam Recovery Orchestrator (VRO) environments. Administer endpoint security and encryption solutions, including Symantec Endpoint Protection (SEP) and Symantec Endpoint Encryption (SEE). Support endpoint DLP, SIEM, and security monitoring tools (eg, Splunk, Tenable). Manage patching processes using ManageEngine Patch Manager Plus. Support Microsoft 365 services and related cloud technologies. In depth understanding of Cyber ​​security Monitor system performance, capacity, availability, and infrastructure health. Ensure compliance with IT governance, security policies, and operational standards. End-User Computing Support Provide advanced desktop, laptop, printer, Mobile device (iOS) and branch office IT support. Deliver AV support for meeting rooms, conferencing, presentations, and collaboration systems. Manage OS deployment, imaging, image creation, maintenance, and software packaging. Administer Active Directory (AD), Group Policy Objects (GPOs) and user provisioning and NTFS permissions. Support Microsoft 365 applications including Outlook, Teams, OneDrive, and SharePoint. Resolve technical incidents and service requests in line with agreed SLAs. Enterprise Applications & Financial Systems Support Support and administer business-critical applications, including: Bloomberg FXT and Refinitiv Eikon, Murex Treasury System, SWIFT Alliance Access (SAA), 1AML, SIBS, GFMS, COP Support enterprise file synchronization and replication solutions (eg, Syncovery, other SFTP). Networking Configure and support Cisco switches and routers. Administer FortiGate firewall environments. Strong network fundamentals: DNS, DHCP, TCP/IP, LAN/WAN, Routing and connectivity troubleshooting. Monitor network performance, availability, and security posture. Security & Endpoint Management Support vulnerability management using tools such as Tenable. Manage security monitoring and log analysis tools (eg, Splunk). Perform SSL/TLS certificate lifecycle management using OpenSSL. Create and manage CSRs, certificate chains, and private keys. Ensure adherence to cybersecurity policies, standards, and regulatory requirements. Support physical access control systems (eg, Paxton) Governance, Documentation & Process Improvement Develop, maintain, and enforce IT policies, standards, and operational procedures. Produce system architecture diagrams, technical documentation, SOP's, and performance reports. Identify and drive opportunities for automation and service improvement. Support technology planning, infrastructure modernization, and transformation initiatives. Operating Systems Windows 11 Windows Server 2019/2022 (or equivalent enterprise environments) Red Hat Linux Infrastructure & Virtualization VMware vSphere / vCenter (v8.0.3 and above) Veeam Backup & Replication Veeam ONE, VRO Microsoft Office 365 ManageEngine Patch Manager Plus SaaS solutions SQL Server Security Symantec Endpoint Protection (SEP) Symantec Endpoint Encryption (SEE) SentinelOne – EDR/XDR Endpoint DLP solutions Firewall administration Vulnerability management tools (eg, Tenable) SIEM tools (e.g., Splunk) Networking Cisco Switches and Routers FortiGate Firewalls LAN/WAN networking and routing Hardware & Storage Dell PowerEdge Servers Dell PowerVault SAN Storage Technical Competencies Data analysis and operational reporting Desktop and laptop support Infrastructure monitoring and performance management Certificate lifecycle management (SSL/TLS) Windows imaging and deployment, GPO, NTFS PowerShell scripting SQL Server administration Understanding of software development lifecycle (SDLC) and deployment processes Architecture review and systems optimization Asset management 7+ years of experience in enterprise IT infrastructure and systems administration. Experience within financial services, banking, trading, or treasury environments. Proven experience managing mission-critical infrastructure and applications. Experience operating within regulated and security-focused environments. Able to provide support to VIP stakeholders This is a hybrid role with 3 days at the office in Central London. Salary for this role will be in the range £60K - £65K. Do send your CV to us in Word format along with your salary and availability.

Nous recherchons un Ingénieur en Sécurité Réseau expérimenté pour rejoindre une équipe performante en infrastructure et sécurité. Ce poste se concentre sur la conception, la mise en œuvre et la gestion d'environnements hybrides sécurisés (sur site + Azure), avec un fort accent sur les technologies Fortinet. Vous jouerez un rôle clé dans la garantie de la sécurité, de la disponibilité et de la performance des services réseau et cloud, tout en soutenant les initiatives de transformation cloud en cours. Concevoir, déployer et gérer des infrastructures réseau sécurisées dans des environnements sur site et Azure Piloter et gérer l'écosystème de pare-feu Fortinet (FortiGate, FortiManager, FortiAnalyzer) Mettre en œuvre les réseaux et contrôles de sécurité Azure (VNets, NSGs, Azure Firewall, WAF, Private Endpoints) Gérer la connectivité VPN (IPSec, SSL) Superviser, dépanner et optimiser les performances réseau (LAN/WAN, cloud et pare-feu) Définir et documenter les architectures réseau (HLD/LLD) et en assurer la validation Configurer les services réseau pour les plateformes cloud (Internet, VPN) Gérer les fournisseurs réseau tiers, y compris les incidents et les mises à niveau Maintenir les environnements réseau virtualisés Azure Assurer une haute disponibilité via une maintenance proactive Collaborer avec les équipes sécurité pour appliquer les politiques et les standards Maintenir les outils internes (supervision, adressage IP, gestion d'inventaire) et contribuer à l'amélioration continue des opérations