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

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 member 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. 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 cloud engineers to join our cross-functional team who, in partnership with our clients, will help define, guide and assure the delivery of integrated solutions. The role offers fantastic opportunities to work within an interesting 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 like candidates to have all the skills we need, we would consider high quality individuals who meet most of the criteria Due to the secure nature of this project, this role requires candidates to either already hold, or be eligible to obtain, a high level of UK Security Clearance. To meet the eligibility criteria for this clearance, applicants must be sole British nationals, have been resident in the UK for the past 10 years, and must not have spent more than 28 consecutive days outside the UK within the last five years. Individuals who do not currently hold clearance are still encouraged to apply and will be considered both for this position and for other suitable opportunities within CGI where appropriate. This role is primarily based on a secure client site and requires attendance on site five days per week due to the sensitive nature of the work and the systems involved. While the position is predominantly site-based, there may be occasional flexibility where business needs and security constraints allow. Any such arrangements would be agreed in advance with the project team.

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 member 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. 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 Infrastructure engineers to join our cross-functional team who, in partnership with our clients, will help define, guide and assure the delivery of integrated solutions. The role offers fantastic opportunities to work within an interesting 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 like candidates to have all the skills we need, we would consider high quality individuals who meet most of the criteria Due to the secure nature of this project, this role requires candidates to either already hold, or be eligible to obtain, a high level of UK Security Clearance. To meet the eligibility criteria for this clearance, applicants must be sole British nationals, have been resident in the UK for the past 10 years, and must not have spent more than 28 consecutive days outside the UK within the last five years. Individuals who do not currently hold clearance are still encouraged to apply and will be considered both for this position and for other suitable opportunities within CGI where appropriate. This role is primarily based on a secure client site and requires attendance on site five days per week due to the sensitive nature of the work and the systems involved. While the position is predominantly site-based, there may be occasional flexibility where business needs and security constraints allow. Any such arrangements would be agreed in advance with the project team.

A LIRE ATTENTIVEMENT AVANT DE POSTULER ⬇ 📑 CDI / Freelance / Portage -📍 Angers - 🛠 Expérience de 5 ans minimum Nous poursuivons notre développement et recherchons actuellement un.e Ingénieur Systèmes pour intervenir sur un projet d'un de nos clients, industriel automobile. Contexte : Nous accompagnons notre client, acteur reconnu du secteur automobile, sur son site d'Angers. Ce site est spécialisé dans la conception de systèmes d'éclairage innovants. Votre rôle : Dans le cadre du développement de nouveaux projets automobiles, nous recherchons un(e) Ingénieur Systèmes pour intervenir sur des sujets liés à la modélisation, la conception et la validation de systèmes embarqués. Vous rejoindrez des équipes pluridisciplinaires travaillant sur des projets à forte dimension technique, en lien avec les métiers software, électronique et validation. Recueillir et analyser les besoins du client et des différentes parties prenantes Définir l'architecture du système et des sous-systèmes et justifier les choix techniques Décliner les exigences au niveau système et composants Assurer la traçabilité des exigences et leur couverture par les tests Piloter les activités système dans le respect des exigences Qualité, Coûts et Délais Garantir la cohérence du système tout au long des phases de conception et de validation Accompagner les équipes dans l'implémentation du système et challenger les choix réalisés Participer aux revues de spécifications avec les équipes d'implémentation et de test Contribuer aux réunions projet et aux instances métier Participer à la standardisation et à la réutilisation des solutions système au sein des projets Intervenir sur les réponses aux Request For Quotation (RFQ) Identifier et suivre les risques système Veiller à l'application des bonnes pratiques en matière de Safety & Security

Server Tooling and Orchestration Specialist - Remote - Outside IR35 Must have or be eligible to obtain SC Clearance The role combines hands-on SCORCH runbook development and troubleshooting with PowerShell automation and integrations across ServiceNow, SCOM, Active Directory and Microsoft Entra ID. This position is suited to an experienced SCORCH specialist who understands enterprise automation and is comfortable taking ownership of critical production services within an ITIL-aligned environment. Server Tooling and Orchestration Specialist Responsibilities Administer, support and maintain Microsoft System Center Orchestrator (SCORCH) environments. Maintain the availability, health, performance and resilience of production and non-production SCORCH platforms. Design, maintain, test, deploy and optimise SCORCH runbooks. Develop and support PowerShell-based automation workflows for request fulfilment and operational automation. Diagnose failed automations, integration failures and workflow errors. Manage integrations between SCORCH, ServiceNow, SCOM, Active Directory, Azure AD / Entra ID, Exchange Online and Microsoft Teams. Support ServiceNow ITSM workflows, automated ticket creation, request fulfilment and REST API integrations. Support SCOM alert processing, event management and monitoring integrations. Plan and deliver patching, upgrades, releases, capacity management and platform lifecycle activities. Investigate incidents and problems affecting automation services and contribute to root cause analysis. Support service restoration and major incidents involving automation, monitoring or integration services. Produce and maintain operational documentation, runbook guidance, knowledge articles and support procedures. Deliver changes in line with ITIL processes, security controls, SLAs and agreed change windows. Server Tooling and Orchestration Specialist Skills and Experience Strong hands-on Microsoft System Center Orchestrator (SCORCH) experience is essential. Proven experience supporting, troubleshooting and maintaining SCORCH runbooks and automation services. Experience designing, testing and deploying Orchestrator runbooks within enterprise environments. Advanced PowerShell scripting and automation experience. Desirable Experience of ServiceNow Integration experience Experience with Kelverion Integration Packs would be advantageous. Experience with SQL Always On Availability Groups, Hyper-V Replica or highly available SCORCH architectures would be beneficial. VMware PowerCLI, virtualisation, hybrid Data Centre or wider infrastructure automation experience would be advantageous. Experience supporting secure, regulated or highly governed environments would be beneficial. Flexibility to support out-of-hours activities where required. 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 10 weeks. LA International is an award-winning partner of choice for many of the world's most influential companies and government organisations. Holding Enhanced Government Security Accreditation, we are recognised as the European market leader in the delivery of Security Cleared talent to organisations that demand the very highest levels of security, compliance and assurance. An award-winning organisation, having secured the prestigious Queens Award for Enterprise: International Trade over multiple years. We are committed to fostering an inclusive, equitable and accessible workplace where everyone feels valued and supported. We welcome applications from all individuals, regardless of background or identity, and we encourage candidates who may not meet every listed requirement to still apply. If you require any adjustments or support during the recruitment process, please let us know and we will work with you to ensure a fair and accessible experience. Please Note: If a high volume of applications is received, only candidates shortlisted will be contacted.

IT Support Analyst with 1 and 2 Level Support We are looking for IT Support Analyst with 1st and 2nd Level experience cloud infrastructure (Saas) endpoint management (Intune) administrator, networking, azure and Office 365 hands-on support administrator. This role would require a service-oriented attitude, excellent verbal and written skills and a high focus on the quality of work towards end user support. Key Responsibilities / Accountabilities Troubleshoot, diagnose issues affecting both Mac and Windows end point devices. End User Support and IT service desk ticketing ownership. Proficient with M365 and associated components. Azure administration and service troubleshooting. Intune (device setup enrolment and configuration). MS Teams configuration and troubleshooting. Outlook (OWA) and local app setup, configuration and troubleshooting. One Drive (configuration and setup). Azure User account management. Documentation of procedures and standards (user guidance adoption etc). DNS management. Google Workspace exposure (Gdrive - Gmail etc). Mobile device configuration f (Outlook and Teams App). Setup of new, moving and leaving users. Be cognizant of operational security identifying changes to reduce risks. Adobe InDesign and related services support. Meeting room service management (Zoom and Teams). Knowbe4 training platform exposure and administration. Required 3 + Years' Experience in an IT Engineer. Proven experience within a Microsoft environment. Excellent people, communication, end user service skills. This is a hybrid position based in the City of Lon for 6 month duration as an FTC. Salary will be circa £25K - £30K. Do send your CV to us in Word format along with your salary and notice period.

Je recherche un Ingénieur SecOps pour intervenir sur une infrastructure télécom critique d'environ 1 000 serveurs, dans un contexte de mise en conformité NIS 2. 🎯 Un vrai profil ingénieur, orienté terrain : Nous cherchons un profil Système / DevOps / Réseau qui souhaite évoluer vers la sécurité opérationnelle. 🔐 Vos sujets techniques - Système & Hardening - Linux RHEL / Debian / Ubuntu, notions Windows/AD - Hardening CIS / ANSSI - Ansible : industrialisation, rôles, compliance as code - Gestion vulnérabilités : CVSS / EPSS, patching - Secrets & PAM : Vault, sudo, Keycloak / AD 🌐 Network Security TCP/IP, routage, NAT, IPsec Fortinet / Palo Alto / Stormshield / pfSense Segmentation / micro-segmentation VPN, ZTNA, bastions Wallix / Teleport Suricata / Zeek, analyse des flux et logs 🚨 Detection & Response - SIEM / EDR - Règles Sigma / YARA - SOAR / playbooks - Investigation Linux / Windows - Threat hunting ⚙️ DevSecOps - Terraform / Ansible / GitLab CI/CD - Security & Compliance as Code - Scans de configuration / Golden Images 👤 Profil recherché 5 à 7 ans d'expérience en Linux, DevOps, SRE ou réseau, avec une vraie appétence pour la cybersécurité opérationnelle.

Garantir une disponibilité supérieure à 99,9 % des services d'infrastructure Microsoft. Concevoir des architectures robustes, évolutives et sécurisées. Définir les standards d'administration et de sécurité. Superviser les opérations de maintenance, de mise à jour et de migration. Assurer le traitement des incidents critiques de niveau 3. Réaliser des audits de sécurité Active Directory et Microsoft 365. Mettre en œuvre les recommandations des référentiels CIS, ANSSI et Microsoft Security Baselines. Automatiser les tâches récurrentes afin de réduire les risques d'erreur et les délais d'exécution. Produire et maintenir la documentation technique, les procédures d'exploitation et les dossiers d'architecture. Participer aux comités d'architecture, de sécurité et de gestion des changements (CAB). Accompagner les équipes projets dans les choix techniques et assurer le transfert de compétences vers les équipes d'exploitation.