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3rd Line Network Engineer / Team Leader - DV Cleared

LA International Computer Consultants Ltd
Published on

6 months
£575
RG29 1BY, Hart, England, United Kingdom
3rd Line Engineer / Team Leader Must have an Active DV Clearance Role Overview This position requires a technically capable individual with strong troubleshooting capability, team leadership skills and experience supporting enterprise infrastructure technologies within secure environments. Flexibility to support shift work may be required. Legacy infrastructure training will be provided. Key Responsibilities Provide 3rd line support across secure technical environments. Support a high profile user community through the incident logging application. Handle and resolve technical escalations from support teams. Provide leadership and support to other engineers within the team. Coach and mentor team members on technical issues and operational processes. Support implementation activities and operational changes where required. Technical Skills and Experience VMware and virtual infrastructure technologies. Microsoft technologies including Windows Server 2019/2022. Experience with MCM, SCOM and Exchange. Strong knowledge of Active Directory, DNS, GPO and User Account Management. Experience supporting DFS and Windows log analysis. Exposure to network technologies such as Juniper and monitoring tools. Knowledge of legacy technologies including Windows 7/10 and Server 2008/2012. Additional Skills Strong problem solving and analytical capability. Customer focused communication and service skills. Ability to work independently under pressure. Flexible and adaptable approach to work. Strong team leadership and interpersonal skills. To apply, please send your CV by pressing the apply button 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.
Contractor
Fixed term

Job Vacancy
Ingénieur Broadcast - PAM/MAM - Dalet - Aspera Orchestrator

YGL consulting
Published on
Adobe
DNS
Ethernet

12 months
40k-45k €
500 €
Paris, France
En collaboration avec le chef de projet, la prestation consistera à participer à la réalisation, au paramétrage et au déploiement des nouveaux outils / workflow du système de fabrication des éditions JT pour l'ensemble des rédactions. En relation avec les équipes techniques, la prestation consistera à garantir le fonctionnement et la cohérence du système. Activités principales / Livrables attendus • Participer aux ateliers de spécifications fonctionnelles avec les référents de l'équipe projet • Participer à la configuration et aux intégrations des systèmes de fabrication et de diffusion des rédactions • Rédiger les cahiers de recette fonctionnelle • Assister les utilisateurs pour les recettes fonctionnelles • Participer à la mise en place des workflows techniques et à la rédaction des procédures utilisateurs • Participer au transfert de connaissance aux référents de l'équipe support • Assurer l'assistance technique auprès du support lors des mises en production • Créer et tenir à jour les référentiels documentaires (DEX, fiches workflows, procédures utilisateurs, ...) • Assurer le support d'expertise d'escalade niveau 2 sur le périmètre
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Expert Réseaux _ CISCO CCNP ou Juniper JNCIP_SP

CAT-AMANIA
Published on
Cisco IOS
LAN
Network address translation (NAT)

1 year
600-700 €
Bordeaux, Nouvelle-Aquitaine
Je suis à la recherche pour un de nos clients d'un Expert Réseaux. Certification Cisco CCNP à minima et/ou Juniper JNCIP-SP à minima Administration des infrastructures : Compétences indispensables pour cette prestation • Assurer l’exploitation et le maintien en condition opérationnelles de l'infrastructure CISCO LAN ACI du Datacenter o Assurer la maintenance préventive et corrective o Effectuer les montées de version o Être force de proposition sur la solution o Accompagner le déploiement des serveurs en coordination avec les équipes infrastructures • Participer au développement des scripts ansible/terraform sur le périmètre réseau/sécurité • Documentation des solutions en production et rédaction de procédures d’exploitation • Audit de conformité et revue des configurations • Exploitation et maintien en condition opérationnelles des infrastructures Réseaux et Sécurité Gestion des demandes, des incidents et des problèmes : • Interface vis-à-vis des équipes de niveau 1 et 2 • Gestion des incidents de niveau 3 : diagnostic, maintenance corrective, ouverture et suivi des tickets d’incidents auprès des différentes structures support • Qualification et affectation des tickets aux experts de l’équipe Réseaux • Gestion des problèmes : suivi et documentation • Fourniture de rapports : Incidents, demandes, Problèmes L'environnement technique est le suivant : • Infrastructures réseaux LAN, MAN, WAN, Internet, etc… • Infrastructures sécurité, pare-feu, proxy, sonde d’intrusion, PKI, etc… • Infrastructures de téléphonie sur IP Cisco • Services IP : que les DNS, DHCP, Radius, TACACS, etc… • Outillage de supervision, statistiques, métrologie, etc… Périmètre existant (Infrastructure de Production) • 13 000 serveurs dans deux salles informatiques et un site de secours • 4 500 postes de travail sur 150 sites en France • 200 routeurs Juniper • 600 switchs Cisco IOS • 2 Fabric Cisco ACI : 60 équipements Spine et Leaf
Contractor
Permanent
Fixed term

Job Vacancy
Ingénieur Technique Réseaux

KEONI CONSULTING
Published on
Firewall
ITIL
SDN (software defined network)

18 months
20k-40k €
100-400 €
Le Mans, Pays de la Loire
Contexte Dans le cadre de la réalisation des projets par l'équipe solution réseaux, nous cherchons un admin pour nous aider à la réalisation des différents projets, ainsi que la participations à la résolution d'incidents en escalade. MISSIONS : Analyser et résoudre les incidents niveaux 2, en escalade des équipes RUN, escalader les incidents vers le niveau 3 ou l’éditeur si nécessaire,* Répondez aux demandes de changements via des configurations sur nos équipements Réseaux en responsabilité* Contribuer aux projets techniques transverses* Suivre la capacité des ressources* Développer notre stack d’automatisation* Participer à la réalisation de documentations, enrichissement du fond documentaire existant,* Maîtriser la communication écrite et orale dans le cadre d’échanges transverses, voire externes* Respecter les process existants (ITIL).*
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Permanent
Fixed term

Job Vacancy
Senior IT Infrastructure & Systems Lead

Nexus Jobs Limited
Published on
Active Directory Domain Services (AD DS)
Cisco
Group Policy Object (GPO)

12 months
£70k-75k
SW1V 1SW, London, England, United Kingdom
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 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. 3. 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). 4. 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.
Contractor
Permanent

Job Vacancy
POT9172 - Un Architecte Fonctionnel / Solutions-Sénior Sur Paris

Almatek
Published on
Ansible
KVM (Kernel-based Virtual Machine)
OpenStack

6 months
Paris, France
Almatek recherche pour l'un de ses clients , Un Architecte Fonctionnel / Solutions-Sénior Sur Paris. Description: Expertise OpenStack Sur le projet d’infrastructure Cloud ? Gen2, la personne aura pour mission de : • Mettre en œuvre le contenu des cahiers d’installation technique réalisé par l’architecte Cloud ; en d'autres termes, configurer le système permettant de déployer un OpenStack RedHat (via director / RHOSO) de grande envergure (+ de 150 nœuds) en se basant sur des spécifications • Participer à la mise en œuvre et documenter l’outillage nécessaire à l’automatisation complète des opérations d’installation et de configuration des infrastructures nécessaires au fonctionnement du Cloud. Cet outillage comprend également les tests de non régression et de validation de nouvelles fonctionnalités. • Participer à la réalisation de nouveaux services enrichissant l’offre ; en d'autres mots, ajouter de nouveaux services OpenStack • Participer au maintien en condition opérationnelle et de sécurité. Il s'agit ici de pouvoir réaliser des diagnostics avancés (support de niveau 3) des problèmes rencontrés au sein d'un infrastructure OpenStack et d'échanger avec notre support éditeur afin de trouver un axe de résolution. Cela peut concerner des problèmes virtuels (qemu/kvm, ovn/ovs) ou liée à des éléments externes (communication avec une baie de stockage, serveurs x86, ...) mais aussi d'identifier si nous sommes concernés par des failles de sécurité. Les domaines d’expertises couvert par l’équipe sont les suivants : • Maîtrise des principaux services OpenStack et expérience sur des déploiements à grande échelle. • Expertise en Linux, virtualisation (KVM, libvirt) et réseaux (SDN, VXLAN, routage, sécurité). • Compétences en Infrastructure as Code (Ansible). • Familiarité avec Kubernetes et l’intégration avec OpenStack appréciée Les compétences humaines recherchées sont les suivantes : • Bonnes capacités de communication et de vulgarisation. • Rigueur, autonomie et sens de l’organisation
Contractor
Permanent

Job Vacancy
Ingénieur de Production Openshift – Secteur bancaire

WE +
Published on
Ansible
Argo CD
ELK

12 months
Ile-de-France, France
Contexte de l’intervention Nous recherchons un Ingénieur de Production OpenShift expérimenté pour intervenir auprès d’un acteur majeur du secteur bancaire , dans le cadre de l’exploitation, de l’industrialisation et de la sécurisation de plateformes de conteneurisation critiques. L’intervention s’inscrit au sein d’un environnement SI exigeant, hybride et fortement industrialisé, hébergeant des applications sensibles et stratégiques pour les activités bancaires. Les enjeux principaux portent sur la disponibilité, la performance, la sécurité et la scalabilité des plateformes OpenShift, dans un contexte de production à haute criticité. Vous contribuerez au maintien en conditions opérationnelles des plateformes, à la gestion du cycle de vie des clusters, à l’automatisation des déploiements et à l’amélioration continue des pratiques d’exploitation. L’objectif est d’accompagner les équipes dans la fiabilisation d’un écosystème cloud-native robuste, sécurisé et évolutif, en lien avec les équipes techniques, les équipes de développement et les parties prenantes projet. Vos missions Administration et exploitation OpenShift Vous interviendrez sur l’administration, la supervision et le maintien en conditions opérationnelles de plateformes Red Hat OpenShift en environnement de production bancaire. À ce titre, vos principales activités seront de : Administrer, configurer et maintenir des clusters OpenShift Gérer les opérations d’installation, de configuration, de patching et d’upgrade Déployer et exploiter des workloads conteneurisés dans un contexte de haute disponibilité Assurer la gestion du cycle de vie des clusters : provisioning, scaling, sauvegarde et restauration Contribuer à la sécurisation de la plateforme : RBAC, SCC, Network Policies, certificats Participer au diagnostic, à l’analyse et à la résolution d’incidents de production Ingénierie système Linux Vous interviendrez également sur les couches systèmes sous-jacentes aux plateformes de conteneurisation. Vos responsabilités incluront notamment : Administrer des environnements Linux, principalement Red Hat Enterprise Linux – RHEL Réaliser les opérations d’installation, de hardening, de gestion des paquets et de tuning système Gérer les systèmes de fichiers, le stockage et la connectivité réseau associés aux clusters Assurer le maintien en conditions de sécurité des systèmes d’exploitation hôtes Apporter une expertise sur les couches basses : kernel, réseau, filesystem, stockage Automatisation et Infrastructure as Code L’intervention comprend une forte dimension d’automatisation et d’industrialisation. Vous serez amené à : Concevoir, maintenir et faire évoluer des playbooks et rôles Ansible Exploiter Ansible Automation Platform – AAP pour orchestrer des workflows d’automatisation Industrialiser les déploiements et la configuration des environnements Contribuer à une démarche GitOps , notamment avec ArgoCD Participer à l’intégration continue via les chaînes CI/CD Fiabiliser les pratiques d’exploitation par l’automatisation, la standardisation et la documentation Support, documentation et amélioration continue Dans une logique de sécurisation du dispositif, vous contribuerez également à : Rédiger et maintenir la documentation technique des plateformes OpenShift Assurer un support technique de niveau N2/N3 Prendre en charge l’analyse et la résolution d’incidents, problèmes et demandes techniques Contribuer aux échanges avec les équipes projet, les référents techniques et les équipes de développement Participer à l’amélioration continue des pratiques d’exploitation Réaliser une veille sur les technologies cloud-native et l’écosystème Red Hat
Contractor

Contractor job
Ingénieur Infrastructures et Sécurité

SILKHOM
Published on
Cybersecurity
Information system security policy (PSSI)
IT security

3 months
Nantes, Pays de la Loire
Au sein d’une équipe d'une quinzaine de personnes sur le pôle Infrastructure, vous serez en charge de la bonne exécution de la politique de Sécurité. Une grande partie de votre quotidien tournera autour de la partie Build, avec notamment la mise en place de nouvelles solutions en Sécurité. Vous devrez également analyser ce qui est déjà pratiqué en interne afin de proposer un programme d’optimisation et de durcissement de l’existant. En parallèle, vous serez amené à gérer les alertes et les réduire sur le moyen/long terme. Enfin, vous devrez également structurer les bonnes pratiques Sécurité avec la rédaction de la documentation, la mise en place de process interne et la sensibilisation des équipes. Environnement technique : Windows, Linux, Active Directory, Firewall, Anti-spam, Anti-virus, reverse proxy, PowerShell
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Contractor job
Ingénieur d'intégration Dalet Galaxy : systèmes de fabrication audiovisuelle (PAM/MAM)

INSYCO
Published on
Active Directory
Active Directory Domain Services (AD DS)
Adobe

36 months
420-520 €
Paris, France
Bonjour, Nous recherchons pour notre client grand compte un Ingénieur d'intégration de systèmes de fabrication audiovisuelle (PAM/MAM, Dalet Galaxy) Nous étudions - prioritairement - les candidatures qui nous sont adressées à freelance à insyco . fr avec les informations suivantes : Argumentaire écrit répondant de façon ciblée au besoin ci-dessous CV à jour au format Word Date de prochaine disponibilité Tarif journalier Merci d'indiquer la référence KTR/IIA/5434 dans l'objet de votre message Contexte de la prestation Au sein de la direction des technologies et des systèmes d'information de notre client, l'équipe en charge de l'ingénierie des moyens des rédactions recherche une prestation d'ingénierie en technologie d'intégration pour la mise en œuvre d'évolutions (conception, paramétrage, recettes et mises en production) du système de fabrication de l'information : PAM, montage, mixage, diffusion, workflows médias. Définition du besoin En collaboration avec le chef de projet, la prestation consiste à participer à la réalisation, au paramétrage et au déploiement des nouveaux outils et workflows du système de fabrication des éditions JT pour l'ensemble des rédactions du client. En relation avec les équipes techniques, elle vise à garantir le fonctionnement et la cohérence du système. Activités principales attendues participer aux ateliers de spécifications fonctionnelles avec les référents de l'équipe projet participer à la configuration et aux intégrations des systèmes de fabrication et de diffusion des rédactions rédiger les cahiers de recette fonctionnelle assister les utilisateurs pour les recettes fonctionnelles participer à la mise en place des workflows techniques et à la rédaction des procédures utilisateurs participer au transfert de connaissance aux référents de l'équipe support du client assurer l'assistance technique auprès du support du client lors des mises en production créer et tenir à jour les référentiels documentaires (DEX, fiches workflows, procédures utilisateurs) assurer le support d'expertise d'escalade niveau 2 sur le périmètre
Contractor

Contractor job
Telecom Project Engineer

LA International Computer Consultants Ltd
Published on

6 months
£300-400
Bellshill, Scotland, United Kingdom
Key accountabilities and decision ownership: * Create and maintain technical documentation and ensure customer networks are documented as part of project handovers * Install, configure, fault find, report and maintain routers, switches and firewalls * completion of site surveys to enable installation * Rack, charger and telecoms equipment installation and commissioning to an excellent standard * Create Health and Safety documentation such as RAMS, POWRA to ensure H&S measures are adhered to. Core competencies, knowledge and experience: * Proven experience in monitoring, maintaining, and troubleshooting network and system environments. * Strong background in IP networking, including CCNA-level knowledge, WAN, LAN, and MPLS. * Hands-on experience with Nokia platforms, including Nokia SAR-H and Nokia NFM-P. * Excellent understanding of routing, switching, and data networking principles. * Experience working with XTran technology. * Proficient in using Microsoft Visio for network and technical diagramming. 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. A multiple award-winning organisation, having secured the prestigious Queens Award for Enterprise: International Trade over consecutive 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.
Contractor
Permanent

Job Vacancy
DevOps Système

Hexagone Digitale
Published on
Ansible
Azure Kubernetes Service (AKS)
DNS

6 months
40k-45k €
500-530 €
Paris, France
Dans le cadre d'un besoin pour une mission X2, nous recherchons un(e) DevOps Système. Le poste consiste à intervenir sur un projet avec un rôle central dans l'automatisation, l'industrialisation et la fiabilisation des services de l'infrastructure. Principales responsabilités Développement de rôles Ansible pour automatiser le cycle de vie des services Rédaction de la documentation technique et des cahiers de tests Conception et optimisation de pipelines CI/CD (GitLab CI) Mise en place et administration d'outils d'orchestration (Semaphore, AWX/AAP) Suivi de la stabilité et des performances des plateformes Support niveau 2/3 sur les environnements virtualisés et conteneurisés Environnement technique Virtualisation : ProxMox Conteneurs : Podman, Docker, Kubernetes apprécié Systèmes : Linux (Debian, RHEL), Windows en bonus Services système : DNS, NTP, SMTP, LDAP, HAProxy, Squid, auditd, SELinux… Outils : GitLab, Vault, registres d'images, Satellite, IDM Automatisation : Ansible, GitLab CI, Semaphore, AWX/AAP Stockage : S3 Langage : Python (souhaité) Supervision : Zabbix
Permanent

Job Vacancy
Ingénieur/e Sécurité Réseau

Panda Services
Published on
BGP (Border Gateway Protocol)
Cisco
MPLS (MultiProtocol Label Switching)

Paris, France
Panda Services est une Entreprise de Services du Numérique (ESN) spécialisée en ingénierie informatique. Présente sur le marché depuis plus de 22 ans, elle accompagne ses clients à travers des prestations d’assistance technique de haut niveau. Dans le cadre d’un projet de déménagement de site, nous recherchons un(e) Ingénieur Sécurité Réseau Senior basé sur Paris pour intégrer une équipe de production Réseau & Sécurité. Missions principales Rattaché(e) à l’équipe Réseau & Sécurité, vous aurez pour principales responsabilités : Concevoir, faire évoluer et garantir la cohérence de l’architecture réseau et sécurité de l’organisation. Définir les normes et standards techniques en matière de réseaux (LAN, WAN, Wi-Fi) et de sécurité (pare-feu, VPN, IDS/IPS, etc.). Participer à la définition de la stratégie cybersécurité et veiller à sa mise en œuvre. Piloter les projets d’évolution des infrastructures réseau et sécurité. Réaliser des audits d’infrastructure et de sécurité, identifier les vulnérabilités et proposer des plans d’actions adaptés. Assurer une veille technologique continue sur les innovations et les bonnes pratiques en matière de réseaux et de cybersécurité. Rédiger la documentation technique : dossiers d’architecture, procédures, référentiels et modes opératoires. Accompagner les équipes techniques dans l’intégration et l’exploitation des solutions déployées. Profil recherché Compétences techniques indispensables Expertise sur les environnements Cisco Fabric , Palo Alto et Stormshield . Maîtrise des protocoles réseau : TCP/IP, BGP, OSPF, MPLS, SD-WAN , etc. Bonne connaissance des solutions de sécurité : pare-feu, reverse proxy, proxy, VPN, NAC, WAF , etc. Connaissance des normes et référentiels de sécurité, notamment les recommandations ANSSI . Maîtrise des outils de supervision et d’analyse réseau tels que PRTG . Expérience Expérience confirmée de 7 à 10 ans minimum sur des fonctions similaires. Profil Senior recherché.
Premium Job
Permanent

Job Vacancy
IT Infrastructure & Systems Manager

Nexus Jobs Limited
Published on
Microsoft Windows
Security Information Event Management (SIEM)
SWIFT

£60k-65k
SW1V 1SW, London, England, United Kingdom
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.
Permanent

Job Vacancy
Group IT Manager

Rise Technical Recruitment Ltd
Published on

£60k-70k
Birmingham, United Kingdom
Group IT Manager Tamworth (5 days on-site) £60,000 - £70,000 + Holiday + Pension Are you an experienced IT leader looking to take full ownership of a multi-site infrastructure environment while shaping the long-term technology strategy of a growing international organisation? You will oversee day-to-day IT operations including networks, servers, and cloud platforms, while also leading key projects such as system upgrades, migrations, and infrastructure improvements. Alongside this, you will manage vendors, budgets, and service delivery, ensuring a high-performing and customer-focused IT function. The ideal candidate will possess broad technical expertise across enterprise infrastructure technologies, including Microsoft 365, Azure AD/Entra ID, Intune, Windows Server, VMware, alongside cloud platforms such as Azure, AWS, and GCP. They will have strong networking knowledge covering Cisco, Fortinet, and Ruckus environments, WAN connectivity, network security, backup and disaster recovery solutions, and wider cybersecurity and compliance practices. The role also involves leading and developing a team of skilled engineers and Helpdesk staff, promoting a collaborative culture and driving continuous improvement across the department. This position offers the opportunity to influence technology direction while working within a modern and evolving IT landscape. The Role: Lead IT infrastructure operations across multiple global sites Manage and mentor a team including Helpdesk and 3rd Line Engineers Oversee networks, servers, cloud platforms, and security protocols Deliver infrastructure projects including upgrades and migrations Manage IT budget, vendors, and service level agreements The Person: Proven experience in an Infrastructure Manager or similar leadership role Strong networking and systems knowledge (Cisco, Fortinet, Microsoft stack, cloud platforms) Experience managing teams and driving service improvements Strong understanding of IT security, backup, and disaster recovery Excellent stakeholder management and communication skills Reference Number: BBBH275917 Rise Technical Recruitment Ltd acts an employment agency for permanent roles and an employment business for temporary roles. The salary advertised is the bracket available for this position. The actual salary paid will be dependent on your level of experience, qualifications and skill set and will be decided by our client, the employer. Rise are not responsible or liable for any hiring decisions made by the end client. We are an equal opportunities company and welcome applications from all suitable candidates.
Permanent

Job Vacancy
Infrastructure Engineer

Rise Technical Recruitment Ltd
Published on

£30k-50k
Northern Ireland, United Kingdom
IT Enterprise Infrastructure Engineer Omagh £30,000 - £50,000 DOE + Training + Stability + Long-Term Opportunity Are you an experienced Infrastructure Engineer looking for a hands-on position within a stable, well-established business where you can take ownership of core systems and develop your skills across infrastructure and security? This is a great opportunity to join a long-standing organisation with over 40 years of success and a strong reputation in its industry. Based in a shared services environment, you will work within a small, close-knit IT team, giving you real influence and visibility across the business. In this role, you will take a hands-on approach to designing, implementing, and supporting the organisation's core IT infrastructure while also contributing to security controls and compliance initiatives. You will act as a key escalation point, working on both operational support and project-based improvements. The company offers a traditional, high-standards environment where reliability, commitment, and teamwork are valued. You will benefit from direct mentorship from an experienced Infrastructure Engineer and exposure to a broad technology stack including cloud, networking, and security. The Role: *Design, implement, and support IT infrastructure and security controls *Act as a 3rd line escalation point for infrastructure and security issues *Work across core systems including Windows, networking, cloud, and backups *Support compliance with standards such as ISO 27001 and related frameworks *Contribute to ongoing projects and continuous improvement initiatives The Person: *5+ years' experience in Infrastructure or Security Engineering *Strong Windows Server, Active Directory, DNS, and DHCP knowledge *Solid networking fundamentals including firewalls, VPNs, and routing *Strong troubleshooting and incident response skills *Reliable, team-oriented, and adaptable with a stable career history Reference Number: BBBH276280 Rise Technical Recruitment Ltd acts an employment agency for permanent roles and an employment business for temporary roles. The salary advertised is the bracket available for this position. The actual salary paid will be dependent on your level of experience, qualifications and skill set and will be decided by our client, the employer. Rise are not responsible or liable for any hiring decisions made by the end client. We are an equal opportunities company and welcome applications from all suitable candidates.
Permanent

Job Vacancy
IT Systems Architect

Rise Technical Recruitment Ltd
Published on

£60k-65k
North Lincolnshire, United Kingdom
IT Systems Architect 2 Year FTC Scunthorpe, North Lincolnshire Hybrid Working - 3 days in, 2 from home Up to £65,000 + excellent benefits including pension + 27 days holiday + bank holidays + life assurance + health cash plan + ongoing training and development Are you an experienced infrastructure professional ready to step into a strategic architecture role where you can shape end-to-end IT and OT solutions across a complex and evolving technical environment? This is a hands-off Solution Architect position focused on defining and aligning technology solutions across infrastructure, networks, security, enterprise systems, and operational technology. You will work closely with internal teams and third-party suppliers to produce clear, structured designs ready for delivery. You will play a key role in translating business requirements into high-quality technical solutions, ensuring consistency, scalability, and long-term supportability. The position offers exposure to both legacy manufacturing systems and modern cloud-based platforms within a hybrid environment. The ideal candidate will bring a strong background in infrastructure engineering, alongside solid networking and cybersecurity knowledge. You will be confident engaging stakeholders, challenging ideas constructively, and driving consensus across multiple teams. The Role: *Lead end-to-end solution design across infrastructure, networks, security, and OT *Produce high- and low-level designs, diagrams, and documentation *Align technical stakeholders to a single agreed solution approach *Identify and manage risks, dependencies, and constraints *Provide architectural oversight during project delivery The Person: *Strong infrastructure engineering background (servers, storage, virtualisation) *Experience designing solutions across multiple technical domains *Good understanding of networking and cybersecurity principles *Experience in hybrid environments including cloud and legacy systems *Strong communication and stakeholder engagement skills Reference Number: BBBH276125 Rise Technical Recruitment Ltd acts an employment agency for permanent roles and an employment business for temporary roles. The salary advertised is the bracket available for this position. The actual salary paid will be dependent on your level of experience, qualifications and skill set and will be decided by our client, the employer. Rise are not responsible or liable for any hiring decisions made by the end client. We are an equal opportunities company and welcome applications from all suitable candidates.
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