senior security engineer

Sopra Steria is seeking a DevOps Expert to maintain and optimize business-critical applications and platforms. You will focus on deployments, automation, incident resolution, and performance improvement, collaborating with development, infrastructure, and business teams to drive continuous improvements.The role emphasizes engineering standards, security,...

Aikido Security is hiring developers to design, build, and maintain endpoint agent components in Rust, Go, and C++ across Windows, macOS, and Linux. You will optimize performance, stability, and resource usage while delivering secure, scalable software.Join an entrepreneurial team and own meaningful parts of the platform with strong ownership, top-tier...

Wlgroup in Mons, Belgium, seeks an experienced cybersecurity engineer to own the security layer across the enterprise. You will oversee web proxies, mail gateways, VPN, DNS and DHCP and act as the security voice in the operations centre.The role demands hands-on troubleshooting, cloud networking knowledge, and familiarity with zero trust architectures and IT...

What will you do? Maintain, improve, and standardize security environments across our SOC customers Support and guide new customer onboarding into our SOC services Work extensively with the Microsoft security ecosystem (Sentinel, Defender XDR, Entra ID) Help determine which security data should be collected, filtered, and retained to optimize detection and...

Eye Security is hiring a Staff AI Security Engineer to champion AI security as a discipline and turn prototypes into production capabilities. You will explore agentic SOC, AI-driven vulnerability hunting, and the security of our own AI systems, collaborating with a team of security experts.You will work on expanding capabilities, assessing risks like prompt...

Infinity Quest is seeking a seasoned IT security & infrastructure professional to oversee cross‑platform administration, cloud deployments with IaC, and security integration across CI/CD pipelines. You will automate deployments, ensure secure configurations, and manage critical tooling across a hybrid environment.Ideal candidates possess extensive certs,...

Sopra Steria is seeking a skilled systems administrator/engineer based in Redu, Belgium, to join our engineering team. The role involves monitoring project execution, enhancing system performance, and handling complex security challenges. Candidates should possess a university degree and substantial experience in systems administration and network...

Spektrum in Belgium is seeking a seasoned on-prem AI security engineer to support the NATO NCIA/NCSC missions. You will harden the AI server, integrate enterprise authentication, design RBAC with least privilege, and build a robust Retrieval-Augmented Generation pipeline with secure data governance.The role requires 3+ years Linux administration, 1+ years...

About Nebius Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure. About Nebius Nebius is leading a...

Hunter International, Inc. is seeking a Senior Cyber Security Specialist 2 - PKI to manage NATO-wide PKI systems from the Mons, Belgium region. The role emphasizes configuring and maintaining PKI components and related security services. Ideal candidates will have extensive cyber security experience, strong networking knowledge, and hands-on experience with...

pNebius in Belgium is hiring a Senior/Staff Infrastructure Security Engineer to secure our cloud and on‑premise infrastructure by implementing security controls, monitoring threats, and ensuring compliance with industry standards. /ppThe ideal candidate has a strong background in cloud security, Linux hardening, and network security, with hands‑on...

pHunter International, Inc. is seeking a Senior Cyber Security Specialist 2 - PKI to manage NATO-wide PKI systems from the Mons, Belgium region. The role emphasizes configuring and maintaining PKI components and related security services. /ppIdeal candidates will have extensive cyber security experience, strong networking knowledge, and hands-on experience...

Spektrum Management Group seeks an experienced cyber security specialist to support NCIA-related projects in Belgium. The role focuses on planning, delivering and validating cyber security capabilities across NATO CIS environments. You will coordinate with project teams, install security tools, and ensure compliance with NATO standards. The ideal candidate...

Spektrum Management Group seeks an experienced cyber security specialist to support NCIA-related projects in Belgium. The role focuses on planning, delivering and validating cyber security capabilities across NATO CIS environments. You will coordinate with project teams, install security tools, and ensure compliance with NATO standards. The ideal candidate...

You are an experienced network cybersecurity professional who not only responds to threats but also actively works to prevent them. You enjoy taking ownership of complex security projects and overseeing them from start to finish. Others rely on your expertise, and you thrive in a role that offers responsibility and makes a real difference.This will be your...

ITS Group Benelux is seeking a Senior OPS Security Engineer specializing in Firewall and Proxy Filtering Services to join our fast-paced Agile environment in Belgium. You will secure network flows, manage firewall requests, resolve incidents, and ensure compliance with internal security standards and regulatory requirements.You will design and optimize...

About Nebius Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in‑house AI/ML infrastructure. About Nebius Built by engineers,...

About Nebius Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure. About Nebius Nebius is leading a new...

WLG seeks a Linux engineer in Belgium to install, harden and automate security tooling within a change-controlled environment. You will maintain availability, monitor the estate and contribute to its scalability and performance.You will build custom tooling, prepare upgrades, and roll out features inside the protected perimeter. Documentation and testing of...

Imalink zoekt een ervaren Netwerk Security Engineer die de beveiliging van netwerken naar een hoger niveau tilt. Je werkt hybride vanuit Gent en implementeert het security framework, beheert firewalls en securityproducten.Je profiel vereist kennis van switches, routers, LAN, VLAN en TCP/IP, plus ervaring met network management en IPS. Je beschikt over een...