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🚀 Contexte Dans le cadre du renforcement d’une équipe d’Ingénierie Réseaux, intervenant sur des projets d’évolution d’infrastructures de diffusion vidéo sur IP, nous recherchons un profil senior disposant d’une expérience significative. La mission s’inscrit dans un environnement Live, Replay et OTT , avec des enjeux forts autour du build et du run d’une infrastructure de diffusion audiovisuelle. Le rôle implique la définition d’architectures réseau complexes , l’ intégration et les déploiements IP Multicast , au sein d’un contexte audiovisuel exigeant. L'Ingénieur Technique Système et Réseau assure également un rôle d’ information, de formation et d’alerte . Il intervient sur tout ou partie des projets liés à l’expertise réseau, système et sauvegarde, tout en contribuant à la veille technologique , aux études d’infrastructure et à la qualification des plates-formes . 🛠️ Prestations attendues Conduire ou contribuer aux projets d’évolution d’infrastructure Définir les architectures techniques Assurer l’intégration et la configuration des solutions Réaliser les recettes des environnements Assurer le transfert de connaissance aux équipes Ingénierie et Support Mener les migrations vers les nouvelles architectures Fournir un support niveau 3 (N3) aux équipes d’exploitation réseaux Intervenir ponctuellement en HNO Produire la documentation technique : documents d’architecture schémas d’architecture procédures d’exploitation cahiers de recette

CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named one of the ‘World’s Best Employers’ by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector. CGI’s Space, Defence and Intelligence business unit, focuses primarily on the delivery of contemporary and innovative technical solutions for the government agencies most challenging problems. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We are currently looking for an experienced Automation Framework Engineer to join our cross-functional team to guide, assure and deliver integrated solutions. This will be in partnership with our clients. This role offers fantastic opportunities to work within an interesting, innovative and highly rewarding environment. We are heavily committed to developing our members and provide excellent learning and development opportunities to ensure that your knowledge and skills keep pace with the evolving technology landscape. We engender a culture of innovation, collaboration and ownership; highly motivated self-starters thrive within our organisation. Although we would prefer candidates to have all the skills we need, we would consider high quality individuals who meet most of the criteria. Our roles are only available if you hold a UK Security Clearance and are a sole UK National due to the secure nature of the project. You will either hold a higher level clearance or be willing to obtain it. Any individual without security clearance is welcome to apply and will always be considered for this or wider opportunities in CGI, where appropriate. The position is suitable for some office or home-based work but due to the secure access of systems, this position will require onsite attendance in Gloucester.

CGI was recognised in the Sunday Times Best Places to Work List 2025 and named one of the World’s Best Employers by Forbes. We offer a competitive salary, excellent pension, private healthcare, and a share scheme (3.5% + 3.5% matching), making you a CGI Partner rather than just an employee. We are committed to inclusivity and building a genuinely diverse community of technology professionals. CGI’s Space, Defence and Intelligence business unit delivers innovative, mission-critical solutions to some of the UK government’s most complex and challenging problems. We design, build, and operate bespoke, secure systems that help keep the nation safe and secure. Our work spans cloud, on-prem, and hybrid environments, underpinned by strong cyber and engineering best practices. We are seeking experienced Site Reliability Engineers to join our cross-functional teams supporting secure, cloud-based and big-data platforms. Working closely with clients and internal delivery teams, you will help design, build, operate, and continuously improve highly reliable, scalable systems within a secure environment. Due to the nature of the work, this role requires onsite attendance and applicants must be solely UK Nationals (not dual nationals and not visa holders) with existing HMG DV / HLC clearance.

💻 Software Engineer - $180,000 - $250,000/year Remote | Full-time | TypeScript | React | Node.js | PostgreSQL We're looking for an early-career Software Engineer to join a fast-growing team building AI-powered recruitment technology. In this role, you'll help develop and improve products that automate candidate sourcing, screening, and hiring workflows. You'll work across the full stack, collaborate with experienced engineers, and contribute to building scalable solutions used by companies worldwide. This is an excellent opportunity for someone with strong fundamentals in software development who wants to gain hands-on experience working with modern technologies, cloud infrastructure, and AI-driven products. PST timezone overlap required (at least 6-8 hours). Responsibilities Contribute to the design and development of fullstack systems powering core product workflows Build backend services and APIs with guidance, focusing on clean, maintainable code Develop user-facing features and interfaces that ship directly to real users Support data modeling efforts and learn best practices for database performance and scalability Collaborate with product and design teams to turn ideas into working features Participate in code reviews, testing, and continuous improvement of engineering quality Help debug issues and learn how to maintain reliable production systems Requirements Early-career Software Engineer in Computer Science, Computer Engineering, or a related field Solid fundamentals in JavaScript/TypeScript Familiarity with frontend frameworks like React Familiarity with backend development (Node.js) Exposure to databases (PostgreSQL or similar) and general data modeling concepts Understanding of how APIs work and how applications communicate Curiosity, strong willingness to learn, and attention to detail Nice to Have (Not Required) Internship experience in software engineering. Exposure to cloud platforms (AWS, GCP, or Azure). Familiarity with Git, CI/CD basics, or deployment workflows. Interest in AI, data-driven products, or modern system design. Experience working on team projects or hackathons. How to Apply Apply for this position with your CV If your profile is selected, you'll be invited to complete a short AI-powered interview (20–30 minutes, fully asynchronous), featuring questions based on your experience, projects, and CV. Candidates who successfully pass the screening process will be contacted regarding the next steps.

At CGI, you will play a pivotal role in delivering secure, scalable infrastructure solutions that underpin critical operations across the Space, Defence and Intelligence sectors. Working at the forefront of innovation, you will design, build and manage modern enterprise environments that enable mission success and drive measurable outcomes for our clients. You will contribute to high-impact programmes, shaping resilient platforms while collaborating with experts in a culture that values accountability, technical creativity, and continuous development. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This position will be based in the CGI Chippenham office 5 days a week.

Missions: - Concevoir, administrer et optimiser les stratégies de groupe (GPO). - Automatiser les tâches via PowerShell. - Réaliser le packaging et le déploiement d'applications. - Administrer les déploiements avec MECM. - Participer à la convergence des environnements Windows et à la standardisation des configurations. - Renforcer la sécurité des postes de travail (hardening, gestion des vulnérabilités). - Gérer les paramètres Microsoft 365 côté poste de travail. - Contribuer au Patch Management (validation et sélection des correctifs). - Assurer le troubleshooting de niveau expert et participer à la veille technologique.

Nous recherchons un Expert PKI / Cryptographie pour renforcer l’équipe PKI de l’un de nos clients. Vous intégrerez une équipe composée de 5 personnes et d’un Product Owner, fonctionnant en mode Agile. Votre mission consistera à assurer le maintien en condition opérationnelle de l’infrastructure PKI existante, à comprendre rapidement l’architecture en place et à accompagner les équipes métiers dans l’utilisation des offres de services associées. Vous interviendrez notamment sur : La gestion et l’exploitation d’une infrastructure PKI. La certification de machines et d’utilisateurs. Le maintien en condition opérationnelle de la solution. L’accompagnement des métiers dans leurs besoins de certificats, signature, chiffrement et authentification. L’analyse et la résolution d’incidents liés à la PKI et aux certificats. La contribution aux évolutions de l’architecture et aux bonnes pratiques de sécurité. La participation aux échanges avec les équipes techniques et métiers dans un contexte Agile. La mission est basée prés de bordeaux, avec une présence sur site de 1 à 2 jours par semaine . Une présence renforcée pourra être demandée au démarrage de la mission.

Level 1 Cyber Security Analyst Must have an Active DV Clearance as immediate starts available Level 1 Cyber Security Analyst Responsibilities Monitor SIEM tooling to identify potential security threats. Perform initial investigation and triage of security alerts. Escalate incidents in line with defined processes. Oversee Security Operators during shift activities. Identify and report faults within monitoring tools. Support continuous security monitoring across a 24x7 operation. Follow incident management processes to ensure timely response. Level 1 Cyber Security Analyst Skills and Experience Experience within cyber security or security operations environments. Strong understanding of SIEM tools and alert handling. Technical knowledge across enterprise IT such as networks or servers. Ability to lead activities within a shift environment. Strong communication skills across technical teams. Level 1 Cyber Security Analyst Additional Information 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.

At CGI, we design, build, and operate secure, mission-critical systems that help protect the UK while enabling clients to innovate with confidence. As an Automation Tester, you will use your expertise to design and maintain automation frameworks that validate complex applications and services. Your work will directly improve speed, quality, and resilience in delivery, giving clients the ability to focus on their most pressing challenges. This role offers the opportunity to work in a highly rewarding environment where collaboration, ownership, and creativity are at the heart of everything we do. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This is a hybrid position but will require regular onsite attendance in Gloucester for secure system access.

Vous intervenez au sein d’un acteur majeur du retail pour renforcer l’équipe réseau dans un contexte de transformation et de migration des infrastructures. Votre objectif : assurer la continuité, la sécurité et l’évolution du réseau , sur des environnements critiques mêlant datacenter, cloud et points de vente. Vos responsabilités 🔧 Build & projets Participer aux évolutions d’architecture réseau et sécurité Accompagner les projets en cours (notamment la migration Aruba → Meraki sur les points de vente) Contribuer à l’intégration de solutions réseau et sécurité 🛠️ RUN & support N3 Assurer l’exploitation des infrastructures réseau Gérer les incidents complexes niveau 3 Effectuer des analyses approfondies et proposer des solutions durables Garantir la performance et la disponibilité des services 🔐 Réseau & sécurité Administrer et optimiser des environnements multi-technologies (on-premise & cloud) Intervenir sur des problématiques de sécurité réseau et d’accès Participer à la gestion des incidents et à l’amélioration continue

At CGI, we’re redefining how technology protects the nation. As an ArcSight SIEM Engineer, you’ll play a vital role in a major defence programme—modernising secure data platforms, driving automation, and strengthening the UK’s cyber resilience. Working at the forefront of national security, you’ll design and support cutting-edge systems that enable faster, smarter threat detection and decision-making. You’ll be part of a close-knit team that thrives on collaboration, innovation, and technical excellence—where you’ll have the freedom to take ownership of your work, the opportunity to create lasting impact, and the support of a global organisation committed to your growth. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This is a full-time onsite position in Basingstoke (no hybrid/remote working).

Qui sommes-nous ? EZIA, cabinet de conseil du groupe Neurones, est spécialisé dans les réseaux informatiques, la sécurité des systèmes d’information et la cybersécurité. Nos consultants aident nos clients à concevoir, faire évoluer et sécuriser leurs infrastructures IT, qu’elles soient sur site ou dans le cloud. Notre approche repose sur des méthodes modernes et agiles, intégrant les dernières évolutions autour du cloud, de l’intelligence artificielle et des bonnes pratiques en matière de sécurité. Face à un environnement réglementaire de plus en plus exigeant, nous veillons à ce que la conformité aux standards soit pleinement intégrée à vos projets de transformation. Notre mission : Apporter un haut niveau d’expertise, un accompagnement sur mesure et des réponses concrètes aux enjeux de performance et de protection des systèmes d’information. 🤝 Ce que nous apportons : Une expertise pointue et reconnue Des équipes passionnées, curieuses et à l’écoute Des solutions adaptées aux enjeux réels du terrain Une culture de la confiance, du partage et de l’engagement Nos domaines d’expertise : Réseaux informatiques Sécurité périmétrique Automatisation (NetDevOps) Cybersécurité à 360° Conformité & risques Détection & réponse aux incidents Gestion des identités & accès Sécurité cloud Infrastructure Rejoignez l’aventure ! Vous êtes consultant·e, ingénieur·e, architecte, chef.fe de projet ou simplement passionné·e par les enjeux réseaux et sécurité ? N’hésitez pas à nous contacter. EZIA, c’est avant tout une équipe engagée, soudée et à l’écoute, qui mise sur l’intelligence collective pour construire des solutions solides, durables et humaines. Nous recherchons un Chef de Projet expérimenté pour superviser des projets d'infrastructures réseaux multi-clients, avec un accent particulier sur la sécurité des réseaux, l'accès à Internet, ainsi que la gestion des périmètres Active Directory (AD), des pare-feu, des proxies, et des WAF (Web Application Firewall). Responsabilités : Planifier, exécuter et finaliser les projets d'infrastructure réseau selon les délais impartis et le budget alloué. Collaborer avec les équipes techniques pour concevoir des solutions adaptées aux besoins des clients. Assurer la sécurité des réseaux déployés en intégrant les meilleures pratiques et technologies de cybersécurité. Gérer les relations avec les clients et les parties prenantes tout au long du projet. Suivre l'avancement des projets et produire des rapports réguliers sur l'état d'avancement. Identifier et gérer les risques liés aux projets.

Afin de soutenir les objectifs métiers et les initiatives de transformation digitale, le client met en place une pratique dédiée à la sécurité de l’information afin d’assurer une réponse coordonnée face à l’augmentation des menaces de cybersécurité dans les environnements Cloud publics. L’approche de sécurité de l’information vise à protéger les parties prenantes en sécurisant les actifs informationnels, en maîtrisant les risques cyber et en permettant la mise en œuvre de stratégies métiers efficaces et efficientes, soutenues par la direction exécutive et déployées à travers les différentes entités. Dans le cadre de cette stratégie, le client a décidé de remplacer la solution existante de Cloud Security Posture Management (CSPM) . To support business objectives and digital transformation initiatives, the client is establishing a dedicated information security practice to ensure a coordinated response to the growing cybersecurity threats within Public Cloud environments. The information security approach aims to protect stakeholders by securing information assets, managing cyber risks, and enabling effective and efficient business strategies sponsored by executive leadership and supported across entities. As part of this strategy, the client has decided to replace the existing Cloud Security Posture Management (CSPM) solution. 2. Service Scope (not limited to): The primary objective of this mission is to drive the migration of security policies and the deployment of the new CSPM solution across entities. CSPM deployment phases: Preparation, Execution, Validation, and Run Phase. Description of main activities within the service: • Coordinate with Group Security (Security & Product teams) to ensure controls are correctly migrated and that resulting security scoring is accurate • Coordinate with Cloud product teams and IT stakeholders to ensure the solution’s operational usability • Migrate the existing scope covering all Azure and AWS accounts across entities • Provide technical reference and subject-matter expertise related to the CSPM solution • Contribute to the design of operational target processes for run-mode deployment (including onboarding of new public cloud accounts) to ensure adequate risk coverage • Produce comprehensive documentation covering operational processes and transition to run mode

Join CGI’s Space, Defence and Intelligence business unit and play a critical role in delivering secure, resilient infrastructure solutions that support nationally significant programmes. As a Manual Infrastructure Tester, you will work within high-performing Agile delivery teams, collaborating with developers, infrastructure engineers, and project managers to ensure the successful testing and integration of complex systems across secure environments. This role offers the opportunity to contribute to high-impact projects while working with modern infrastructure technologies across Windows and Linux platforms. At CGI, you’ll be empowered to take ownership, contribute innovative ideas, and grow your expertise within a collaborative and supportive team environment. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. Due to the secure nature of the programme, you will need to hold UK Security Clearance or be eligible to go through this clearance. This position will work full time on site near Basingstoke.

Network Developer Must have an active DV Clearance Network Developer Responsibilities Design and develop network solutions to meet evolving customer requirements. Deliver technical changes across global WAN and LAN environments. Configure, support, and troubleshoot network devices across complex infrastructures. Produce and maintain technical documentation including LLDs, Build Guides, and Work Instructions. Liaise with third-party vendors to investigate and resolve technical issues. Support IT Health Check activities and remediate identified vulnerabilities. Provide 3rd and 4th line support for live operational services. Contribute to service improvement, incident resolution, and technical assurance activities. Network Developer Skills and Experience Strong experience designing and implementing secure network solutions. Good knowledge of WAN routing and LAN switching technologies. Experience with MPLS, BGP, IPSec, GRE, and encryption technologies. Strong network troubleshooting and defect resolution capability. Experience configuring enterprise networking equipment. Ability to produce high-quality technical documentation. Experience working with third-party technology suppliers. Understanding of security best practice and vulnerability remediation. Experience supporting operational services within highly secure 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.

📍 Aix-en-Provence / Toulon (ou alentours) 🏠 Télétravail : 2 jours par semaine selon contexte projet 📅 Démarrage : ASAP 🔐 Profil habilité ou habilitable (obligatoire) • 4 à 5 ans d’expérience minimum en environnement SOC • Expertise en analyse, qualification et investigation d’incidents de sécurité (N2/N3) • Capacité à traiter des incidents complexes et à escalader efficacement • Expérience en threat hunting et amélioration continue des cas d’usage • Création, tuning et optimisation de règles de détection (SIEM / EDR) • Bonne maîtrise d’un ou plusieurs outils type Splunk, QRadar, Sentinel, Cortex, CrowdStrike • Connaissance des frameworks (MITRE ATT&CK, NIST, ISO 27001…) • Expérience sur environnements Cloud / hybrides appréciée • Certification type GCIA, GCIH, CISSP ou équivalent est un plus