Senior Linux Systems Administrator

Senior Linux Systems Administrator

Ubisoft

Paris, France

JOB DESCRIPTION

We’re looking for a Linux System Administrator to join our Ubisoft Infrastructure & Platform team.

In this role, you’ll design, install, configure, monitor, and maintain Linux environments—both on-premises and in the cloud. You’ll play a key part in ensuring the stability and reliability of our Ubisoft systems, supporting business-critical services, and collaborating with development teams to build automation and efficient deployment strategies.

This position offers hands-on experience in a fast-paced, technically challenging environment, with opportunities to develop your skills in modern DevOps and cloud technologies.

Key Responsibilities

• Manage and maintain Linux servers (Rocky Linux, or Red Hat preferred) in virtualized and cloud environments;
• Implement and optimize automation using configuration management tools (e.g., Ansible, Chef);
• Monitor infrastructure with tools like Prometheus, Grafana, and web servers such as Nginx or Apache;
• Build and maintain containerized applications using Docker and related tools;
• Support and improve CI/CD pipelines using tools such as GitLab CI/CD;
• Collaborate on cloud infrastructure (Azure) using Terraform;
• Troubleshoot connectivity and performance issues (firewalls, load balancers, proxies, etc.);
• Contribute to continuous improvement initiatives by identifying ways to enhance system performance and reliability.

QUALIFICATIONS

• Strong experience administering Linux systems;
• Strong understanding of IT fundamentals: networking, system architecture, and hardware;
• Proficiency in at least one scripting language (e.g., Bash and Python);
• Experience with version control systems (Git environment) is a must;
• Familiarity with monitoring, automation, and cloud-based solutions;
• Strong analytical thinking and problem-solving skills;
• Clear communication style and the ability to collaborate effectively across teams;
• Self-motivated, organized, and comfortable managing multiple priorities.