System Engineer – Low LEO – IRIS2 [26064]

HE Space is a successful international space company, specialised in providing managed services and human resources to the international space sector for over 40 years.

We hire space experts all over Europe across the whole spectrum of space-related activities, from engineering to science, software development, operations, marketing, finance and administration. Our employees contribute towards a wide range of groundbreaking space programmes including Galileo and Copernicus, ExoMars, Iris2, ESA BASS, ESA GSPT, LISA Pathfinder, Euclid, the Ariane and Vega launchers as well as the International Space Station.

HE Space has joined forces with CS Group and Sopra Steria to lead the engineering and digital space market in Europe and to provide highly skilled consulting.

We are passionate about people and invest in you to support the development of the European space industry. 

The role is to provide System Engineering support in relation to ESA in-house activities for the Secure Connectivity Low LEO pre-operational development up to and including in-orbit testing.

You will perform system engineering activities in the following areas:

• Definition of Low LEO mission requirements and the related system architecture.
• Ground Segment Engineering for Low LEO
• Satellite and Constellation Engineering for Low LEO
• User Segment Engineering for Low LEO
• Support to security Engineering for Low LEO
• Communication Engineering for Low LEO
• Preparation of the procurement technical and programmatic specifications
• Technical evaluation on related proposals resulting from the procurement activities related to Low LEO so that contracts are launched.
• Follow the Low LEO activities once kicked-off, ensuring coherency at system level with the IRIS2 system.
• Follow up of the technical reviews for Low LEO
• Support the coordination activities with EC and industrial consortium to ensure coherent developments and successful services implementation.

Activities may include:

• Requirements engineering and consolidation, Functional and physical architecture definition, Design trade-off analysis, Interface definition and follow-up, Verification and validation planning, Technical schedule and risk assessment

 

Industrial Milestone Reviews

• The Contractor shall support ESA in the review of industrial contract technical milestones related to Low-LEO, including but not limited to: Design key points during consolidation phase, System Requirements Review (SRR), Preliminary Design Reviews (PDR), Critical Design Reviews (CDR), Qualification Reviews (QR), In-Orbit Validation Review (IOVR), Service Declaration (SD),
• This support shall include: Technical assessment of industrial deliverables, Preparation of review comments, Participation in review meetings and collocations, Technical discussions with industry to support resolution of review items.

• Master’s Degree in System Engineering, Telecommunication or similar
• Strong proven experience with system engineering for Low Earth Orbit (LEO) missions
• Ability to define mission requirements and system architecture for space systems
• User segment engineering experience (user terminals, communication interfaces)
• Communications engineering expertise, including RF systems and link budgets
• Knowledge of ground segment engineering (mission control, TT&C, ground stations)
• Security engineering knowledge relevant to secure satellite communications
• Experience preparing technical and programmatic specifications for procurements, and perform technical evaluation of industrial proposals
• Proficiency in requirements engineering, traceability, and consolidation
• Experience producing engineering models, including MBSE
• Familiarity with coordinating multi‑stakeholder technical activities (industry, agencies, EC)
• Fluency in English is mandatory; knowledge of another European language is an advantage.

This job is located in Noordwijk, the Netherlands.

If you think you have what it takes for this job, please send your CV (in English) by clicking on the " Apply Now " button.

An exciting and dynamic international working environment awaits you!

Inclusive and committed employer, our company works every day to combat all forms of discrimination and promote a respectful working environment. That's why, committed to gender diversity and overall inclusivity, we encourage all applications and profiles. 

Last apply date: 10/04/2026!