Job description
UNIVITY is looking for a Mechanical Design Engineer to join the team in our Toulouse office and reports to the Satellite Senior System Engineer.
As a Mechanical Design Engineer, you will be responsible for defining the geometric configuration of innovative new satellites, designed for very low earth orbit. You will coordinate across multiple functional chains to ensure that the satellite is optimised for different needs including payload, avionics, structure, propulsion, power, integration and validation.
Your key responsibilities and tasks:
- Manage the satellite accommodation activities for both demonstrator and final constellation configurations, ensuring optimized performance and taking into account design-to-manufacturing, design-to-performance, and design-to-cost considerations.
- Collect, consolidate, and maintain all constraints from the functional chains, in close coordination with the functional chain leaders.
- Generate and maintain IRDs at the unit level, as well as for satellite-to-launcher interfaces.
- Oversee the IRD (Interface Requirement Document) and ICD (Interface Control Document) databases to ensure the coherence of the configuration across all satellite elements at all times.
- Participate in supplier TEBs (Tender Evaluation Boards) ensuring that accommodation constraints are considered in supplier selection process.
- Act as a key interface with both internal and external Design Office teams.
- Lead regular progress meetings to ensure alignment, track actions, and manage risks.
- Support the industrial team throughout the satellite integration and validation phases.
- Contribute to defining the Satellite Final Assembly Line (FAL) process in collaboration with the industrial team.
- Participate in supplier definition reviews to ensure technical consistency and performance compliance
Profile required
- Minimum Technician level qualification in Engineering or a related discipline with at least 7 years’ experience of Design Office in the Space domain.
- Excellent written and oral communication skills in English.
- Pragmatic, with strong problem-solving and critical thinking abilities
- Team player with excellent interpersonal skills
- Ready to learn and willing to teach.
People come in different shapes and sizes, and it is difficult to write a job description for someone we have not yet met. Therefore, if you are not sure that you meet all the criteria, or if you think that you may have something different to offer, we still want to hear from you.
Company description
UNIVITY is a thriving company at the intersection of space and telecommunications. We are building a neutral space wholesale infrastructure that enables telecom operators to extend their networks and deliver high-performance connectivity everywhere on Earth.
Our work focuses on advanced satellite and 5G technologies, designed to integrate seamlessly with terrestrial networks. Through ambitious demonstrator programs and real-world testing, we are laying the foundations for the next generation of space-based connectivity.
At UNIVITY, people are at the heart of the project. We value passion and excellence to honor our commitments, be sustainable, and make a true difference. Our teams work closely across disciplines, learn from one another, and are encouraged to take initiative and contribute meaningfully to the company’s progress.
Joining UNIVITY means taking part in a collective adventure: building innovative technology, tackling complex challenges, and growing alongside a committed and supportive team.
Job offer published on 10/14/2025