Cyber Security Engineer

Telespazio Belgium can count on more than 45 years of experience in the field of Space Operations Service & Engineering activities.

We provide a significant contribution to the most major Space programs of the European Space Agency, EUSPA and other Telespazio Groups. Our core business is to work on the ground to build bridges into space, contributing to the success of ambitious missions.

The European Space Agency is our biggest client and we provide highly qualified employees to many sites of ESA but mainly for ESTEC in the Netherlands, and we provide a permanent contract with great benefits, a good salary, a relocation package along with genuine support to our employees.

Telespazio Belgium has an on‑site service at ESTEC in the Netherlands, and we are looking for a highly skilled Cyber Security Engineer to work there.

Candidates must be eligible for a security personal clearance from an EU Member State national security administration

What Is Expected From You

• Provide technical support in ESA laboratories in the area of security/cyber security, for security assessment and hands-on testing purposes of any kind of technologies of ESA interest. These can include hardware, software, network protocols, etc.
• Provide support to ESA projects and missions in the area of cybersecurity, including (but not limited to):
• Provide system security design expertise in the areas of security monitoring, network design, prevention measures, hardware and software vulnerability corrections and mitigations.
• Support system/sub-system reviews on security aspects, ensuring implementation of applicable cyber security requirements, including patching policy, hardening guidelines, and applicable standards.
• Analyse vulnerabilities, assess their impact, and propose suitable security mitigations and countermeasures.
• Follow and confirm the correct implementation of cyber security measures, during industry during development, deployment and maintenance;
• Support progress meetings with Industry and ESA internal team coordination
  

What You Offer

• A Master or PhD degree or equivalent in Computer Science, or Cyber Security with a strong knowledge and experience in Security engineering / cyber security.
• Security Certifications (OSCP, SANS) is a plus.
  
  

Required Technical Skills

• Very good knowledge of hands-on security assessment methods, techniques and tools (including fuzzing, vulnerability assessment, etc.).
• Knowledge in network and telecommunication protocols (e.g. TCP/IP, 5G stack, etc.).
• Knowledge on hardware and software security (including operating systems).
• Knowledge of applied cryptography.
• Knowledge of space systems and ground systems architecture is a plus.
• Experience in security architecture (use of security products), computer security, network security, cybersecurity and hardening;
• Experience in applying system engineering principles, processes, and standards (including security standards);
  
  

General Skills And Requirements

• Ability to work independently and manage multiple tasks simultaneously;
• High senses of rigour, proactive and pragmatic attitude to solving problems;
• Autonomy in writing technical notes, specifications and reports;
• Good inter-personal skills and team spirit;
• Organization, result oriented, being able to work effectively in a team and be able to autonomously take decision in his field of responsibility;
• Excellent communication skills (written, interpersonal, negotiation and telephone communications) are crucial;
• Availability and willingness to travel for missions inside or outside Europe.
• Languages: English
• Eligible for security clearance from contractor’s national security administration (EU country).
  
  

What We Offer

• A 6-month contract, extendable to 1 year
• 30 days of paid annual leave, plus the days ESTEC is closed including public holidays (~12 days) based on a 40-hour working week;

Interested in relocating to Netherlands? Check out our comprehensive Relocation Jobs in Netherlands page with detailed relocation packages and benefits.

• Hybrid working scheme (3 days in the office and 2 days remote in the Netherlands)
• Flexible working hours; you are in charge of your own agenda respecting core working hours
• Fully paid collective extensive health insurance scheme;
• A good pension scheme with no personal contribution;
• A career development (Coursera membership + training budget);
• Travel allowance;
• Extensive relocation package
  
  

Where

You will be working within ESTEC, the European Space Agency’s offices in the Netherlands as a contractor for Telespazio Belgium. We don’t expect the employees to be on-site full time however you will still have to relocate to the Netherlands for this position.

Check out the ESTEC site here: esa.int/About_Us/ESTEC

When

Expected Starting Date: 01/09/2026

Please note that interviews will be held via Teams.

We look forward to receiving your application for this position!