Trouvez votre prochaine offre d’emploi ou de mission freelance Internet Protocol (IP)

Votre recherche renvoie 165 résultats.
Freelance

Mission freelanceNetwork Engineer - WAN & BGP and Linux or Kubernetes - DV Clear

LA International Computer Consultants Ltd
Publiée le

6 mois
SW1A 2AH, City of Westminster, England, United Kingdom
Network Operations Engineer - WAN & BGP and Linux or Kubernetes Must have an Active DV Clearance Can be located in London, Farnborough or Corsham You will work across traditional networking and cloud-native technologies, maintaining air-gapped Kubernetes environments, improving network performance, and driving automation across critical platforms. The position is ideal for an experienced Network Operations Engineer with strong networking, Kubernetes, and Linux expertise who enjoys solving complex technical challenges within secure environments. Network Operations Engineer Responsibilities Configure, maintain, and optimise secure cloud platform network infrastructure. Support air-gapped Kubernetes environments and maintain secure cross-cluster communications. Implement network changes that improve reliability, resilience, security, and performance. Troubleshoot complex networking and platform issues across cloud-native environments. Support Layer 2 to Layer 7 networking technologies, BGP, and multi-tenant WAN environments. Develop and maintain automation to improve operational efficiency and platform scalability. Work closely with engineering teams to support production Kubernetes workloads. Participate in an on-call support rota and resolve operational incidents. Produce and maintain technical documentation and operational procedures. Network Operations Engineer Skills and Experience Essential: Active DV Clearance. Strong experience supporting WAN and BGP secure network operations within enterprise environments. Experience supporting Linux systems administration or Kubernetes Desirable - must have at 2-3 of the below: Experience with IP networking, Layer 2 to Layer 7 protocols and multi-tenant WAN environments Air-gapped Kubernetes environments and cross-cluster networking. Good understanding of Kubernetes networking concepts and production Kubernetes platforms. Experience with CNI technologies such as Cilium and Service Mesh technologies such as Istio would be advantageous. Experience with MPLS Layer 3 VPNs or cloud-native networking technologies is desirable. Experience automating infrastructure using Git, Bash, or Python. Strong troubleshooting, analytical, and problem-solving skills. Experience working within telecommunications or highly secure operational environments. 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.
Voir cette offre
CDI

Offre d'emploiSenior IT Infrastructure & Systems Lead

Nexus Jobs Limited
Publiée le

£65k-75k
Grand Londres, Royaume-Uni
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 complex technical 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 (e.g., 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 (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 & 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 (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) 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 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 be 5 days per week in the office. This is a 12 month FTC position. The salary for the role will be circa £70K - £75K. Do send your CV to us in Word format along with your salary and availability.
Voir cette offre
CDI

Offre d'emploiTechnicien support IT Event (F/H)

Experis France
Publiée le

75001, Paris, Île-de-France
Technicien support IT Event (F/H) - Paris Dans le cadre du développement de notre offre VIP, nous recherchons des Techniciens Support IT Event (F/H) capables d'intervenir au cœur des événements VIP, showrooms et présentations internes/externes, afin de garantir une expérience technologique fluide, sécurisée et sans faille. Votre rôle : préparation, installation, exploitation et support technique en temps réel lors d'événements haut de gamme, où excellence et réactivité sont essentielles. Vos missions : Préparation & installation Préparer et configurer le matériel IT : postes, écrans, projecteurs, équipements audio-visuels, bornes Wi‑Fi, systèmes de sonorisation… Installer et câbler les infrastructures techniques pour les événements premium. Configurer les systèmes : réseaux, hardware, logiciels, périphériques. Support en événement Assurer un support IT de proximité pendant toute la durée des événements. Diagnostiquer et résoudre rapidement incidents et pannes (réseau, hardware, AV). Gérer les imprévus techniques avec calme, efficacité et professionnalisme. Pilotage & coordination Collaborer étroitement avec les équipes organisatrices pour une logistique fluide. Mettre en place les procédures dédiées à chaque événement/showroom. Gestion des solutions collaboratives Administration de Zoom : Création de salles, attribution de licences, paramétrage des salles de réunion & équipements dédiés, Configuration des sauvegardes Cloud Préparation et gestion des réunions Zoom/Teams : montage des salles, gestion via console, génération des codes d'activation. Gestion du parc & outils IT Gestion de la flotte smartphones et tablettes. Préparation, installation et dépannage des postes de travail. Administration Active Directory : création, modification, réactivation des comptes. Installation des imprimantes Zebra + formation sur l'interface Launchmetrics. Suivi et gestion des stocks matériels et logiciels. Showrooms & projets événementiels Étude des besoins techniques (réseau, hardware) pour toute la durée des showrooms. Implémentation réseau en coordination avec les équipes dédiées selon la configuration du lieu. Tests complets en amont pour garantir performance, stabilité et sécurité.
Voir cette offre
Freelance

Mission freelanceChef de Projet Déploiement IT Magasins

Cherry Pick
Publiée le
Infrastructure
LAN
WAN

3 mois
500 €
Clichy, Île-de-France
Au sein de l'Équipe Projets IT Magasins, vous assurez la conduite de projets de déploiements d'infrastructures physiques ou logiques en magasin. Vous êtes responsable des solutions déployées, de leur phase de cadrage et conception jusqu'à la fin de la Validation de Service Régulier (VSR). Périmètres de responsabilité 1. Périmètre Fonctionnel & DimensionnelDéploiement d'infrastructures sur la totalité ou une partie du parc de magasins du groupe MONOPRIX (environ 700 magasins, principalement en France). Maîtrise et engagement total sur le triptyque « Coût / Qualité / Délais ». 2. Périmètre Technique (Profil Généraliste IT)Vous interviendrez sur des projets de déploiements d'infrastructures ou applicatifs couvrant l'ensemble des aspects IT des points de vente : Réseaux WAN et LAN (Switching, routing, firewalls, proxy) Environnement Bureautique (OS, postes de travail) Encaissement, monétique et solutions d'approvisionnement Solutions d'affichage digital et services annexes (vidéosurveillance, sonorisation, etc.) Télécom (ToIP, TCP/IP) 3. Principaux projets à distribuerDéploiement de systèmes de pesées connectées Projets de gestion des obsolescences Migration de 3 000 PC en magasins (Windows 7 vers Windows 10) Migration de switchs obsolètes vers une nouvelle génération (400 magasins) Déploiement de nouvelles étiquettes électroniques Déploiement de caméras de détection de ruptures d'articles en rayon 🛠 Missions et Tâches PrincipalesCadrage & Budget : Qualifier, retranscrire les besoins métiers/techniques et valoriser budgétairement tous les aspects du déploiement à réaliser. Coordination du Build : Fonctionner en binôme avec le CP Études dès le lancement. Coordonner les actions des experts (architectes, intégrateurs, infogérants, chargés de recette) de la conception à la signature de la VABF. Industrialisation : Industrialiser et automatiser les processus de roll-out pour garantir un déploiement homogène, réduire les risques d'erreurs humaines, optimiser les charges et sécuriser les contrôles. Recette & Exploitation : Piloter la mise à disposition des environnements par l'infogéreur conformément au Dossier d'Architecture Technique (DAT). Valider les Recettes Techniques (PV de livraison) et fournir le Dossier d'Exploitation (DEX) finalisé. Organiser les recettes utilisateurs (GO recettes). Préparation du RUN : Préparer la bascule avec les équipes de gestion (environnement, service, contrat, support) et valider la checklist GO/NOGO. Gouvernance & Change : Documenter les changements, les présenter au CAB (Change Advisory Board), animer les comités de projet/pilotage et assurer le devoir d'alerte auprès du management. 👥 Interlocuteurs clésInterlocuteurs Métier / Hors IT : Chef de projet Métier, Directeurs et personnels de magasins, Équipes travaux internes, Maîtrise d'œuvre partenaire, PMO. Interlocuteurs IT : Chef de projet Études, Architectes techniques, Gestionnaires (de service, d'Asset, de Contrat), Infogérants, Fournisseurs/partenaires, Techniciens.
Voir cette offre

Au service des talents IT

Free-Work est une plateforme qui s'adresse à tous les professionnels des métiers de l'informatique.

Ses contenus et son jobboard IT sont mis à disposition 100% gratuitement pour les indépendants et les salariés du secteur.

Free-workers
Ressources
A propos
Espace recruteurs
2026 © Free-Work / AGSI SAS
Suivez-nous