Trouvez votre prochaine offre d’emploi ou de mission freelance Sécurité informatique

Détecter, qualifier et traiter les incidents de sécurité (malwares, compromissions, phishing, exfiltration de données, etc.). Réaliser des investigations numériques et collecter les artefacts via les journaux systèmes, EDR, SIEM et autres outils de sécurité. Conduire les actions de confinement, d'éradication et contribuer au retour à la normale. Mener des campagnes de threat hunting sur les environnements internes et externes. Participer aux activités de veille sur la menace et enrichir les modèles de menace, les IOC et les TTP. Contribuer à l'amélioration de la connaissance de la surface d'attaque (EASM). Proposer des améliorations des règles de détection. Mettre à jour les outils de collecte, la stack technique et la documentation opérationnelle (SOP, IRP, IRG). Produire les livrables d'investigation DFIR, les rapports d'analyse et les éléments CTI.

Nous Connaitre :Créé en 2011, iDNA est un cabinet de conseil indépendant qui accompagne ses clients sur les domaines clés de l'IT et les aide à créer de la valeur grâce à leur système d'information. Nous intervenons auprès des plus grandes entreprises françaises. Après 15 années de développement dans la cybersécurité des environnements IT et OT, iDNA devient une filiale de NXO France tout en conservant son identité, son autonomie opérationnelle et ses équipes. Une alliance fondée sur des valeurs communes, la complémentarité des expertises et une ambition partagée : créer toujours plus de valeur pour nos clients. Contexte : Nous recherchons pour notre Client, un(e) Expert(e) sécurité SOC.Vous serez en charge d'assurer l'expertise technique du SOC, de conduire les investigations avancées et de maintenir une capacité interne de réponse aux incidents.Missions & Livrables : · Analyse et investigation· Traiter les escalades N3· Réaliser les investigations avancées· Analyser les compromissions potentielles· Effectuer des activités de threat hunting· Réponse à incident· Piloter les actions techniques de remédiation· Participer aux cellules de crise cyber· Produire les rapports d'investigation· Maintenir les procédures IR· Contrôle du MSSP· Valider les détections critiques· Contrôler la pertinence des alertes· Challenger les analyses MSSP· Produire ou faire produire les KPI de pilotage· Maintien des capacités internes· Maintenir les playbooks SOC· Conserver une capacité de monitoring autonome· Participer aux exercices de continuité SOC· Architecture et administration du SI SOC· Améliorer l'architecture du SI SOC et la documenter· Manager les firewall Stormshield· Administration et MCO/MCS de Splunk Avantages & PerspectivesLocalisation : IDF avec une possibilité de distancielDémarrage : dès que possibleTJM : autour de 600 selon profil

Nous recherchons un(e) Analyste CERT – Threat Hunting IA pour rejoindre une équipe cybersécurité en charge de l'anticipation des menaces et de la sécurisation des usages de l'Intelligence Artificielle au sein d'un environnement critique. Vous interviendrez sur des missions de Threat Hunting dédiées aux technologies IA afin d'identifier les usages, détecter les risques et renforcer le niveau de sécurité des modèles déployés. À ce titre, vous serez notamment amené(e) à : Concevoir un processus d'inventaire automatisé des usages IA et détecter les cas de Shadow IA. Évaluer les risques liés aux modèles IA (LLM, IA générative, modèles de classification...) et vérifier l'efficacité des mécanismes de protection (guardrails). Définir des stratégies de détection et de supervision des usages IA en collaboration avec les équipes SOC. Réaliser des tests de sécurité sur les modèles IA (Prompt Injection, Jailbreak, fuites de données, hallucinations, biais) à l'aide d'outils spécialisés. Analyser les environnements Cloud afin d'identifier les expositions liées aux usages IA et proposer des recommandations de remédiation. Développer des scripts et automatisations en Python pour renforcer les capacités de détection et d'analyse.

Infrastructure Engineering Specialist Inside IR35 Location: Ipswich/London Security: DV Rate Per day £500-£600 Duration - 12 months Essential experience Proven ability to lead the full lifecycle-design, build, commissioning, and live operations-of complex engineering or infrastructure systems. Strong technical knowledge of Building Management Systems, Central Monitoring platforms, CCTV, or equivalent critical control environments. Experience operating within high-availability, mission-critical environments where resilience, uptime, and security are non-negotiable. Deep understanding of physical and system security principles, with the ability to identify, mitigate, and manage operational risk. Track record of driving automation and Infrastructure as Code, reducing manual intervention, and improving operational performance at scale. Ability to design and integrate complex, multi-vendor systems into cohesive, scalable, and future-ready platforms. Ability to translate technical complexity into clear business value and influence stakeholders across engineering, security, and operations. Focus on service assurance, proactive monitoring, and continuous optimisation to enhance availability and performance. Desirable experience Networking, security, and identity management Experience in regulated or customer-critical environments Leadership or mentoring experience Please share your latest CV 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 18 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.

Contexte de la mission Dans le cadre du renforcement de son dispositif cybersécurité, notre client recherche un expert capable d'intervenir sur l'ensemble de la chaîne de sécurité opérationnelle, de la gestion des vulnérabilités jusqu'à la détection et la réponse aux incidents. Missions principales Gestion des vulnérabilités Analyse et qualification des vulnérabilités identifiées Priorisation selon criticité et exposition Élaboration de plans de remédiation Production de preuves techniques de correction EDR Conception et optimisation des règles de détection Tuning des solutions EDR existantes Validation des capacités de détection et de réponse Cyber opérationnel Participation à des exercices et simulations de crise cyber Vérification et amélioration de la chaîne de traitement des incidents

Gérer le processus de Release Management afin de réduire les risques opérationnels dans les environnements de production et de test. Coordonner les changements planifiés entre les équipes de développement et de production. Animer les réunions du Change Advisory Board (CAB). Assurer l'intégration efficace des nouvelles applications métiers dans l'écosystème, de la phase de conception jusqu'à la mise en production, au sein des différents environnements (Développement, Test, UAT et Production). YOUR ROLE • Manage the release management process to reduce operational risk in prod and test environments: • Coordinate planned changes between dev and production teams • Facilitate the Change Advisory Board (CAB) meetings • Efficiently integrate new business applications into the ecosystem from design to implementation in various environments (Dev/Test/UAT and prod) • Coordinate and execute technical tasks based on the requirements of different stakeholders (Security/Platform/Production/Infrastructure/provider and Dev) • Identify and mitigate risks, technical issues, and dependencies across the project • Collaborate with the Provider (Third-party Package) on technical requirements • Develop the project's reference document in collaboration with Dev • Estimate the workload of IT tasks during the project • Implement continuous improvement using the Problem Management process to reduce downtime for business applications- Internal stakeholders: Development, Service Management (Incident/Problem Management), DBA, Network, Citrix/Virtualization, Tooling, IT Security, IT Risk. • External stakeholders: Software and Service Vendors, Business Process Outsourcing Clients (Banks who are using our IT Platform and services)

ContexteLe bénéficiaire souhaite une prestation d'accompagnement dans la contribution aux projets de transformation autour des infrastructures d'accès distants, des firewalls, de l'anti-intrusion, également à d'autres programmes autour de la cyber sécurité. MissionsDéfinition des standards et des architectures de référence et garantie de leur intégration et adaptation aux nouvelles architectures telles que le Cloud (hybride ou publique) dans le respect des exigences de sécurité (GDPR, LPM, …) Élaboration et évolution des roadmaps des produits : nouvelles solutions et fonctionnalités, nouvelles gammes hardware et versions software, … Validation dans les environnements de LAB des nouvelles gammes HW et des nouvelles versions SW et contribution à leur intégration dans les outils d'exploitation Rédaction de la documentation d'architecture, d'installation/migration, d'exploitation… (HLD, LLD, Admin Guide, consignes de résolution d'incidents, …) Accompagnement des métiers dans la mise en œuvre de nouveaux projets ou services Assurance du support N3 sur les incidents (investigation avancée, contact des éditeurs, documentation et accompagnement dans l'implémentation des solutions, …) Audition des infrastructures et proposition des plans d'actions adéquats pour optimiser et fiabiliser les architectures et services TechniquesArchitecture et ingénierie du service d'accès distants : Gateways VPN, User identity, IAM, Filtrage, … Architectures et ingénierie Firewalls (physiques et virtuels) : solutions de plusieurs fournisseurs majeurs du marché Console de management firewalls : FMGR/FAZ, Panorama, MDS/MDSL Architecture et ingénierie FortiOs, Palo Alto, Check Point EndPoint Check Point, FortiClient Architecture des infrastructures accès distants (authentification, tunneling, VRF, NAC, …) Déploiement des solutions Cisco : Gateway VPN SSL ASA, Client VPN AnyConnect Authentification multi-facteurs (MFA) (machine, utilisateurs, ) Authentification et filtrage dynamique des utilisateurs Solutions d'anti-intrusion IDS/IPS sur les technologies Fortinet et Palo Alto VPN C2S, S2S, IPsec, SSL Architectures LAN, MPLS, TCP-IP, NAT, NAC, routage... IPv4, IPv6, http, http2, https, TLS, Socks, DNS, … Troubleshooting et analyse des traces réseaux CertificationsCCIE Security Cisco ASA Specialist NSE 4 - Fortinet Security Professional NSE 5 - Fortinet Network Security Analyst NSE 7 - Fortinet Enterprise Firewall NSE 8 - Network Security Expert PCNSA - Palo Alto Networks Certified Network Security Administrator PCNSE - Palo Alto Networks Certified Network Security Engineer PCSAE - Palo Alto Networks Certified Security Automation Engineer

Contexte : Au sein du CERT et sous la responsabilité du RSSI Groupe, la mission consiste à renforcer la cybersécurité, la gestion des risques ICT et la conformité réglementaire dans un environnement bancaire. Missions : Accompagner le CERT dans la gestion et le suivi des incidents de sécurité. Participer aux activités SOC : surveillance, détection et analyse des alertes. Contribuer à l'identification et au suivi des risques ICT. Participer à la gouvernance SSI et au reporting sécurité. Veiller au respect des exigences réglementaires du secteur bancaire.

Contexte de la mission Assurer l'expertise technique du SOC, conduire les investigations avancées et maintenir une capacité interne de réponse aux incidents. Objectifs et livrables Analyse et investigation o Traiter les escalades N3 o Réaliser les investigations avancées o Analyser les compromissions potentielles o Effectuer des activités de threat hunting Réponse à incident o Piloter les actions techniques de remédiation o Participer aux cellules de crise cyber o Produire les rapports d'investigation o Maintenir les procédures IR Contrôle du MSSP o Valider les détections critiques o Contrôler la pertinence des alertes o Challenger les analyses MSSP o Produire ou faire produire les KPI de pilotage Maintien des capacités internes o Maintenir les playbooks SOC o Conserver une capacité de monitoring autonome o Participer aux exercices de continuité SOC Architecture et administration du SI SOC o Améliorer l'architecture du SI SOC et la documenter o Manager les firewall Stormshield o Administration et MCO/MCS de Splunk* Compétences techniques : SIEM (Splunk) • EDR/XDR (Harfanglab) • SOAR (Shuffle ou autre) • Protection mail (Proofpoint) • Analyse malware • Investigation Windows/Linux/Cloud • Réseau et protocoles • MITRE ATT&CK • Threat hunting • Forensic de premier niveau Compétences comportementales : Analyse • Sang-froid • Rigueur • Réactivité • Transmission de connaissances Expérience souhaitée : 5 à 10 ans en SOC/IR ou sécurité informatique Profil Expertise consulting sécurité (Expert) Expérience incidents majeurs Expertise technique sécurité opérationnelle

Infrastructure Architect Must have an Active DV Clearance You will work closely with senior customer stakeholders, technical teams, security specialists, service architects, and third-party suppliers throughout the full delivery lifecycle. The position is ideal for an experienced Infrastructure Architect with strong customer-facing skills and a proven track record delivering secure enterprise infrastructure solutions. Infrastructure Architect Responsibilities Design and deliver secure, highly resilient infrastructure architectures. Own the technical delivery of infrastructure proposals from design through to implementation. Work closely with customers to define infrastructure requirements and technical solutions. Ensure architectural solutions align with customer strategy and business objectives. Collaborate with security, service, engineering, and project delivery teams. Manage technical change requests and third-party supplier activities. Support successful project delivery, service transition, and operational readiness. Promote Agile delivery practices and contribute to continuous improvement across the architecture function. Infrastructure Architect Skills and Experience Extensive experience designing and implementing secure, large-scale enterprise infrastructure solutions. Strong customer-facing experience with the ability to influence senior stakeholders and executive leadership. Experience defining infrastructure requirements directly with customers. Proven track record delivering production infrastructure implementations through to successful service transition. Experience designing infrastructure solutions that comply with security standards and best practice. Strong understanding of Agile delivery methodologies. Excellent knowledge of Microsoft Windows enterprise administration, including GPO, Registry, WMI, PowerShell, Windows Update, patch management, and Windows Installer technologies. Excellent communication, stakeholder management, and technical leadership skills. To apply, please send your CV by pressing the apply button. Due to high volume of applications, only shortlisted CVs will be contacted. 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 18 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.

Windows Operations Engineer - DV Cleared (Contract) Role Description We are seeking a Windows Operations Engineer to manage, maintain, and optimise an operations platform and Windows domain environment. This role will handle day-to-day support and administrative operations, including user/group provisioning, incident management, OS and application patching, certificate rotations, and terminal installation and troubleshooting. Additionally, you will contribute to project-based initiatives that enhance the platform's usability, reliability and security. Responsibilities ● Handle ticket-based incident management and service requests. ● Perform administration, including user/group provisioning, terminal installation/rebuilds, OS and application patching, and certificate rotations. ● Maintain, secure, debug, and improve the operations infrastructure. ● Deliver project-based platform improvements and perform administration in line with user-base priorities. ● Produce and maintain operational documentation and share knowledge regarding processes and the Windows domain. Minimum Qualifications (MQs) ● Experience with Windows desktop and server administration (including Active Directory, Hyper-V and MECM/WSUS) ● Experience in support desk operations ● Enterprise Linux administration Must hold security clearance to the Developed Vetting (DV) level Location: Farnborough (on-site) 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 18 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.

Intitulé du poste : Architecte Sécurité / Ingénieur Sécurité Réseau Contexte : Dans le cadre de la refonte de l'infrastructure SOC de notre client, nous recherchons un expert en ingénierie et architecture orientée sécurité, avec une forte compétence en firewalling et technologies associées. Missions principales : Concevoir et mettre en œuvre des architectures de sécurité réseau et systèmes. Participer à la refonte complète de l'infrastructure SOC. Intégrer et configurer des solutions de sécurité avancées (firewall, WAF, proxy, SIEM). Garantir la conformité et la sécurité des environnements virtualisés. Collaborer avec les équipes SOC pour assurer la supervision et la corrélation des événements. Compétences techniques requises : Firewalling & Sécurité réseau : Fortinet, Palo Alto. Solutions de sécurité : Stormshield, Wallix, WAF, Proxy. Supervision & SIEM : Syslog, ELK, SIEM global. Virtualisation & systèmes : Expertise en environnements virtualisés. Connaissance des bonnes pratiques SOC. Profil recherché : Expérience : 5 à 15 ans dans des environnements similaires. Expériences passées en lien avec des projets SOC fortement appréciées. Capacité à intervenir sur des projets stratégiques à haut niveau technique.

Dans le cadre du développement de notre Security Operations Center (SOC), nous intégrons des technologies d'Intelligence Artificielle Générative afin d'automatiser l'analyse des menaces, contextualiser les alertes de sécurité et assister nos analystes dans leurs activités quotidiennes. Nous recherchons un(e) Expert(e) IA Générative / LLM Engineer, spécialisé(e) dans le fine-tuning, l'alignement et l'évaluation de modèles de langage (LLM/SLM), afin de concevoir des modèles souverains, performants et hautement spécialisés dans le domaine de la cybersécurité. Vous rejoindrez une équipe R&D Cyber en étroite collaboration avec les équipes SOC pour développer des solutions d'IA fiables, explicables et adaptées aux enjeux opérationnels de la détection et de la réponse aux incidents. Vos missions : En tant qu'Expert IA, vous interviendrez sur l'ensemble du cycle de vie des modèles de langage : Fine-tuning et spécialisation des modèles : Adapter et spécialiser des modèles open source (Llama, Mistral, Qwen, Gemma, Phi…) sur des corpus métiers liés à la cybersécurité (logs, rapports CTI, playbooks, documentation technique, procédures SOC). Mettre en œuvre des techniques de Parameter Efficient Fine-Tuning (PEFT) telles que LoRA et QLoRA. Optimiser les performances des modèles tout en maîtrisant les coûts d'entraînement. Alignement des modèles : Concevoir des stratégies permettant de limiter les hallucinations et d'améliorer la fiabilité des réponses. Mettre en œuvre des approches d'alignement telles que DPO, GRPO ou PPO. Garantir la robustesse, la cohérence et la sécurité des réponses produites par les modèles. Structuration des données : Concevoir et préparer les jeux de données d'entraînement. Définir les formats conversationnels les plus adaptés (ChatML, Alpaca ou équivalents). Assurer la qualité, la cohérence et la traçabilité des données utilisées. Évaluation et benchmarking : Définir des protocoles d'évaluation reproductibles. Construire des benchmarks internes et comparer les performances des modèles. Exploiter des méthodologies telles que MMLU, GSM8K, LLM-as-a-Judge ou Evaluation Arena afin de mesurer objectivement les performances. Industrialisation : Participer au déploiement et à l'optimisation des modèles pour les usages opérationnels du SOC. Contribuer à l'amélioration continue des pipelines IA et des pratiques MLOps

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.

Cyber security analyst Location : Full time on site in Bracknell Duration : 6 Months + 24/7 shift working Shift : 4 week rotation. Across 4 weeks there are 3 shift cycles . Shift pattern 1 : 2 days 3 nights 4 off Shift pattern 2 : 3 days 2 nights 5 off Shift pattern 3: 2 days 2 nights 5 off Your role will involve oversight of shift's Security Operators providing security monitoring services, performing initial investigation of potential threats by use of Security Incident and Event Management (SIEM) tooling, and monitoring the SIEM tooling for faults. Working as part of an on-site 24x7 shift team, you will contribute to maintaining the confidentiality, integrity, and availability of our customer's services by performing routine security incident management to identify, prioritise, and escalate potential threats. Your transferable skills and experience: *Experience in cyber security. *Technical leadership. *Good communication. *Technical skills in an enterprise IT area (e.g. networking, servers). 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 18 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.

Dans le cadre du renforcement de son dispositif de cybersécurité, notre client recherche un(e) Analyste CERT / Cyberdéfense pour accompagner les équipes Sécurité sous la responsabilité du RSSI Groupe. Vous contribuerez à la protection du système d'information, à la gestion des incidents de sécurité ainsi qu'au suivi des enjeux réglementaires liés aux risques ICT. MissionsAu sein de l'équipe Cyberdéfense, vous aurez pour principales responsabilités : Assurer la détection, l'analyse et l'investigation des événements de sécurité et comportements suspects sur les environnements applicatifs et infrastructures. Identifier les menaces cyber, les tentatives de fraude et les incidents de sécurité affectant le système d'information. Piloter et coordonner les actions de remédiation en lien avec les équipes techniques et métiers. Participer aux activités de réponse à incident et de gestion de crise cyber. Produire des analyses, reportings et recommandations permettant d'améliorer le niveau de sécurité global. Contribuer à la veille réglementaire et normative sur les sujets liés à la cybersécurité, à la protection des données personnelles et à la lutte contre la fraude. Accompagner les démarches de gouvernance et de gestion des risques ICT.