Senior System Administrator (Red Hat Linux)

Senior System Administrator (Red Hat Linux)

Conditions

Posted Date May 20, 2026 Employment Type Full-time Experience Level Mid-Senior level Location Belgium Category ** Networking ** Company **axians **

Senior System Administrator (Red Hat Linux)

The world is more connected than ever before and the pace of change is bewildering. We deliver the best combination of technology and services to enable our clients to fulfil the diverse needs of their customers. By fostering a deeply and personal relationship with our clients, we want to improve the lives of people and organizations. Axians is the VINCI Energies brand dedicated to ICT and Digital Transformation. We’re present across 38 countries, with more than 17 000 employees and an annual revenue of more than 3.8 billion euros, in 2025. The best of ICT with a human touch.

Why Join Axians European Institutions' Team?

Multicultural Environment 🌍: You will work alongside professionals from all over the world, fostering a diverse and enriching workplace. DiverseProjects 📝: Engage in impactful projects with cutting-edge technological advancements facilitated by European Institutions. SkillDevelopment 🚀: Work in a knowledge-driven environment where you'll continually develop both technical and professional skills through exposure to complex projects. Long -term Opportunities 🏆: Our partnerships with European Institutions offer stable, long-term roles where you can make a real difference on a European scale. Contributing to European Initiatives 🏛️: Make a meaningful impact on regional and global challenges.

We are seeking a Senior System Administrator (Red Hat Linux) to support and enhance monitoring operations within a major EU institution based in Brussels.

You will join a high‑impact Operations Centre responsible for ensuring the stability, security and performance of critical IT services across hybrid on‑premise and cloud infrastructures.

Responsibilities:

• Install, configure, harden, and maintainRed Hat Enterprise Linux (RHEL) servers (physical & virtual) Looking to advance your IT & Network Engineering career with relocation support? Explore IT & Network Engineering Jobs with Relocation Packages that include comprehensive packages to help you move and settle in your new role.
• Manage ~600 Linux servers including patching, monitoring, troubleshooting, and performance tuning
• Maintain automated deployment images and server lifecycle processes
• Administer: Red Hat Satellite (patching & package distribution), Red Hat Identity Management (IdM), System certificates, SSH access, and service accounts
• Manage infrastructure using Ansible
• Develop and maintain scripts (Shell, Python) for automation
• Support infrastructure as code practices
• Deploy and manage containers using Docker and Kubernetes
• Support Linux OS environments on Oracle clusters
• Monitor systems using open-source tools and resolve OS-level issues
• Handle incident and problem management (analysis, diagnosis, resolution)
• Ensure security compliance, including vulnerability management and patching
• Design and implement new Linux-based solutions (including DevOps architectures)
• Evaluate and test new technologies (proofs of concept, market analysis)
• Participate in projects with cross-functional teams (network, security, development, architecture)

Requirements: Discover our full range of relocation jobs with comprehensive support packages to help you relocate and settle in your new location.

• Strong experience with Red Hat Enterprise Linux (RHEL 6/7/8)
• Hands-on expertise with:
• Ansible and automation tools
• Red Hat Satellite
• Scripting: Shell and/or Python
• System hardening and vulnerability management
• Experience managing enterprise-scale Linux environments
• Virtualization (VMware environment)
• Monitoring and troubleshooting Linux systems
• Container technologies: Docker, Kubernetes (preferred)

Other requirements: • EU Citizenship • Available to relocate to Belgium

Ready to embark on an exciting journey with us? Apply now to join a vibrant team contributing to technological advancements in European Institutions. Please apply here or send your application to recruitment.axianslux@axians.com with the subject LINUX.PM

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