Senior Linux Administrator (HYBRID - Paris)

About Us

Gramian Consultancy is a boutique consultancy specializing in IT professional services and engineering talent solutions. With a strong background in engineering and leadership, we help companies build high-performing teams by matching them with professionals who truly fit their needs.

About the role

We are looking for a Senior Linux Administrator withDevOps experience to support the evolution of complex IT environments, with a focus on automation, CI/CD, and cloud transformation.

You will play a key role in improving infrastructure reliability, scalability, and performance, while contributing to the transition from traditional systems to more cloud-native and DevOps-driven practices.

This position sits at the intersection of system administration and DevOps, requiring both strong operational expertise and the ability to design and implement modern engineering practices.

You will contribute to building CI/CD pipelines, automating infrastructure, and supporting cloud migration initiatives in a structured and high-demand environment.

Working model: HYBRID

Office Location: Saint-Cloud, Lille, Nantes, Rennes, Lyon

Contract: Permanent

Interview Process: Intro Call + 3 client interviews

Responsibilities

• Maintain and operate infrastructure environments with a strong focus on Linux systems
• Participate in application deployments (installation, configuration, optimization)
• Design and implement CI/CD pipelines from scratch
• Contribute to migration from on-premise environments to cloud platforms
• Automate infrastructure and processes using DevOps tools and scripting
• Work with containerization and orchestration technologies (Docker, Kubernetes)
• Provide L2/L3 support and troubleshoot production issues
• Conduct technical audits and propose improvement plans
• Collaborate with cross-functional teams to deliver scalable and reliable systems
• Contribute to continuous improvement and technical evolution

• 5+ years of experience in system administration (Linux-focused)
• At least 3 years of experience in a DevOps environment
• Proven experience building CI/CD pipelines from scratch
• Strong experience with Terraform, Docker, Kubernetes, Ansible, and CI/CD tools (GitLab CI or Jenkins)
• Solid scripting/programming skills (Python, Java, Shell)
• Hands-on experience with cloud platforms (AWS, Azure, or GCP)
• Experience with infrastructure migration from on-premise to cloud
• Strong understanding of both development and operations practices
• Fluent French (mandatory)

• Hybrid work model (2 days remote per week)
• On-call rotation possible
• Competitive salary + performance-based variable
• Health insurance and additional benefits
• Career growth opportunities toward Lead roles