Administrator managing client servers for Ciril GROUP, a cloud solutions provider. Focused on remote support and operations for public and private sectors in France.
About the role
- Senior Systems Administrator/DevOps Engineer maintaining Linux production systems at Medata. Involves hands-on administration and support of web applications and automation practices.
Responsibilities
- Administer and maintain Linux production and corporate systems (RHEL-compatible distributions including RHEL, Rocky Linux, and CentOS; plus BSD variants).
- Support legacy and modern web application platforms, including Java- and Node-based services, traditional web stacks, and middleware.
- Operate and maintain virtualized and clustered infrastructure (VMware, Proxmox, oVirt, Ceph).
- Automate provisioning, configuration, and maintenance using Ansible, Puppet, and scripting.
- Deploy and support containerized and service-based workloads (Docker; Kubernetes exposure a plus).
- Monitor system health, performance, and availability; troubleshoot and resolve production incidents.
- Own system and network security including patching, firewalls, certificates, and access controls.
- Work with networking and storage technologies (NGINX, HAProxy, SMB/NFS/iSCSI, VPNs).
- Collaborate with developers to improve deployment pipelines, operational stability, and scalability.
- Maintain documentation, runbooks, and operational standards.
- Participate in after-hours/on-call support as needed.
Requirements
- 5+ years experience administering Linux production environments, preferably RHEL-compatible systems.
- Strong troubleshooting across systems, networking, storage, and applications.
- Experience supporting legacy and modern web applications in operational environments.
- Scripting experience (Bash or similar).
- Familiarity with DevOps practices: automation, monitoring, CI/CD awareness.
- Strong communication skills and ability to collaborate across engineering teams.
- Self-directed, detail-oriented, and comfortable owning production systems.
- Nice to Have: Kubernetes or cloud-native experience.
- High-availability or clustered database experience.
- Linux, networking, or virtualization certifications.
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