Are you an experienced System Administrator looking for a unique opportunity to work on one of Europe’s most ambitious space programs?
Do you want to be part of the that ensures the seamless operation of the Galileo satellite navigation system?
We’re looking for two skilled System Administrators to join our team and play a key role in managing and maintaining the IT infrastructure supporting the Galileo program. You will work in a high-availability environment, ensuring the reliability and efficiency of the ground segment systems that keep Europe’s Global Navigation Satellite System (GNSS) running smoothly.
ABOUT USWith over a decade of experience in the space sector, ESYEN is a trusted partner in major European space programs. We collaborate with top international organizations, delivering cutting-edge solutions in GNSS, Earth observation, and cybersecurity.
Join us and become a key player in projects that are shaping the future of space technology
The position is available at one of the following Galileo program sites:
- GSMC France – EUSPA, Saint-Germain-en-Laye (near Paris)





Please specify your preferred work location in your application.
WHAT WE LOOK FOR
- Degree in Computer Science, Engineering, or a related field
- 2+ years of experience as a System Administrator in a complex IT environment (space, aerospace, telecommunications, or similar)

Technical Skills
- Strong expertise in Windows & Linux system administration
- Knowledge of virtualization technologies (e.g., VMware)
- Familiarity with networking concepts (routing, switching, firewall, VPNs)
- Proficiency in automation & scripting (PowerShell, Bash, Python, or Ansible)
- Problem-solving mindset with a proactive approach
- Ability to work in a team-oriented, fast-paced environment
- Strong communication skills and a willingness to collaborate across departments
- Fluency in English (written and spoken)
- Eligibility for security clearance
- Willingness to travel within Europe when required

WHAT YOU WIL

📌 Galileo System Administrator (Avezzano)
🏢 Esyen Spain
📍 Avezzano