Linux System Administrator

Are you interested in high-performance computing (HPC) and looking to take your career to the next level?

Salary : €45,000 - €70,000 Dependant on experience

Employment Type : Permanent

We are seeking an experienced and highly motivated Linux System Administrator to join our clients dynamic team. As a European leader in High-Performance Computing, they deliver world-class solutions to solve the most complex scientific challenges. If you’re passionate about cutting-edge technology and are looking for an exciting opportunity to work in a collaborative, high-level environment, then we want to hear from you.

About the Role

In this position, you’ll play a key role in the administration of HPC systems, including supercomputers and storage solutions, contributing to ground breaking projects. You'll work with a talented team of technicians and engineers specialized in HPC systems, ensuring the continuous optimization and reliability of our systems.

Key Responsibilities

1. Administration of HPC systems, including supercomputers and associated storage systems.
2. Install, configure, and optimize software across several thousand computing nodes.
3. Perform regular software maintenance operations.
4. Implement high availability solutions (HA, Pacemaker, Corosync).
5. Write technical documentation, including operating procedures (Wiki).
6. Analyze, diagnose, and resolve production incidents.
7. Handle customer support tickets, either resolving or escalating to L3 support as necessary.
8. Participate in technical escalation procedures with internal and partner teams.
9. Provide Level 1 and Level 2 support for software stack based on CentOS.
10. Participate in on-call rotations (approximately one week per month).

Desired Skills & Experience

1. At least 5 years of experience in Linux system administration, added plus if in HPC environments.
2. Mastery of GNU / Linux HPC systems (RedHat, CentOS, or others).
3. Experience with Lustre File System and related technologies.
4. Familiarity with networking (InterConnect, Infiniband, Ethernet, RoCE).
5. Experience with containers (Docker, OpenStack) and orchestration tools (Puppet, Ansible).
6. Knowledge of key Linux services (DNS, DHCP, Web, FTP, authentication, deployment management).
7. Familiarity with monitoring tools like Nagios.
8. Hands-on experience with hardware components, including network switches, X86 servers, and storage (DDN, ClusterStor, etc.).

Must have :

1. French National due to Security Clearances required

If you’re excited to join a high-performing team and want to make a real impact in the world of HPC, apply today.