System Administrator - Space Sector

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 team that ensures the seamless operation of the Galileo satellite navigation system?

We are 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 US

ESYEN is an engineering company offering services to the Space Industry, working with major international Customers and Agencies like EUSPA and ESA. Since 2012, we play an active role in all the main European Space Programs, including Earth Observation, Navigation and Secure Satcom.

Our team has a solid track record in providing Ground Segment services across the major EU Space Programmes. ESYEN operates in Italy, Germany, France and Spain, with a strong commitment to innovation and quality of service.

GSMC France – EUSPA, Saint-Germain-en-Laye near Paris - France

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, switch configuration, firewall, VPNs)
• Proficiency in automation & scripting (PowerShell, Bash, Python, or Ansible)
• Problem-solving mindset and 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 WILL DO

As a System Administrator, you will be part of the Galileo Ground Segment, a critical component of the Galileo satellite navigation system. Your role will involve configuring, maintaining, and optimizing the ground segment infrastructure while collaborating with multiple stakeholders to ensure high availability and reliability of Galileo services.

Installing, configuring, and maintaining complex IT infrastructures, including servers, networking devices, cryptographic systems, and key IT services

Setting up and managing containerized services

Ensuring the integration and testing of new software and hardware releases before deployment

Assisting in penetration tests and IT security audits to evaluate system robustness and compliance

Supporting the delivery of Galileo’s navigation message, ensuring the infrastructure meets strict operational standards

Operations & Continuous Improvement

Participating in anomaly investigations, change control boards, and system migrations to enhance system performance

Collaborating with ESA, EUSPA, and other stakeholders to ensure compliance with mission requirements and industry best practices

BENEFITS

The successful candidate will be offered a permanent contract, along with a competitive salary package that reflects your skills and experience, in line with the company’s salary scale. Additional benefits include:

• Health coverage as outlined by the national contract
• Access to professional development courses
• Team-building extracurricular activities
• Enhanced annual welfare benefits, exceeding those required by the national contract
• Coverage of relocation expenses
• Opportunities for career growth within the project and beyond

The offer is open to candidates of all genders in compliance with Law No. 903/77 and Law No. 125/91.