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Salary
≈ $44k – $74k per year (Estimated)
Location
In office (Grenoble)
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Oct 14, 2026.

Overview
Company
Impact
Profile match
CS Group is a French engineering and software company headquartered in Le Plessis-Robinson that designs, integrates and operates critical and secure systems. It serves defence and public security, space, aeronautics, transport, energy and industry clients with surveillance and command systems, tactical communications, cybersecurity, embedded software, simulation and data intelligence, and it is now part of the Sopra Steria group. It hires software, data and systems engineers, project managers, business developers and research interns, mainly at its sites in Le Plessis-Robinson, Toulouse and Aix-en-Provence.

Rejoignez CS GROUP, une entreprise innovante et responsable, en tant qu'Ingénieur(e) systèmes HPC Linux & support scientifique. Vous serez en charge de l'exploitation, du maintien en conditions opérationnelles et de la sécurité des infrastructures de calcul scientifique. Vous accompagnerez également les chercheurs et ingénieurs dans l'utilisation quotidienne des clusters et des logiciels scientifiques.

Missions

  • Administrer et exploiter des clusters Linux et leur ordonnanceur Slurm, assurer le maintien en conditions opérationnelles des environnements Red Hat Enterprise Linux, AlmaLinux et Ubuntu.
  • Automatiser les déploiements et configurations via PXE et Ansible, maintenir les inventaires et playbooks.
  • Prendre en charge les demandes et incidents utilisateurs, installer et maintenir des logiciels scientifiques, et documenter les actions.

Profil recherché

De formation Bac+5 (école d'ingénieurs ou université) en informatique, systèmes, calcul scientifique ou expérience équivalent, vous justifiez d'une expérience confirmée en administration Linux dans un environnement de calcul, de cluster ou d’infrastructure technique critique.

Compétences Techniques pour le poste :

- Maîtrise pratique de Slurm et d’au moins un outil d’automatisation, idéalement Ansible.

- Bonne compréhension des architectures serveurs, du réseau Linux, du stockage partagé, de LDAP/Kerberos et des problématiques CPU/GPU.

- Capacité à diagnostiquer de manière structurée, à lire des logs et à intervenir dans un cadre ITIL et SLA.

- Prometheus, Grafana, Centreon, SlurmDBD/MariaDB et outils d’accounting HPC.

- Administration ou intégration de licences scientifiques : FlexLM/FlexNet, OpenLM, RLM.

- Singularity/Apptainer, Kubernetes ou Rancher.

- Environnements GPU NVIDIA, InfiniBand ou Omni-Path.

Nous attendons de la personne recrutée de l'écoute, de la pédagogie, un sens du service et capacité à aller au-delà de la résolution immédiate du ticket.

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