Do you have a passion for system architecture and space system autonomy? Would you like to play a central role in the development of an Orbital Transfer Vehicle (OTV) destined for GEO orbit? Join us as a GNC Architect.

Job Description 👨‍💻

As a GNC Architect, you will be responsible for the definition, performance, and robustness of the GNC chain of a GEO OTV. You will make key technical decisions, lead trade-off analyses, and ensure the GNC architecture's consistency with mission requirements, while ensuring compliance with ECSS and NPR standards.

Your main tasks will GNC:

📌Design the GNC architecture in line with system and mission requirements
📌Manage technical trade-offs: sensors, actuators, flight modes, robustness
📌Define the strategy for managing anomalies, mode transitions, and mission autonomy
📌Oversee the development of simulation models, control laws, and GNC tools
📌Ensure the consistent integration of the GNC chain with the avionics, propulsion, embedded software, and AIT subsystems
📌Participate in design reviews (PDR, CDR), functional validations, and test campaigns

Exotrail is a company in which you can have a real impact and help to develop a world leader in space mobility for tomorrow. We are constantly seeking ways to improve, individually and as a team. We try, inspect, and adapt permanently.

You will work directly with the GNC Team Lead and the Project Manager of the spacevan GEO.

This position is opened in our office in Toulouse (city center) or in Massy.

Preferred Experience 💁‍♀️

Exotrail is looking for an engineer with hands-on experience in all the phases of a space project. Typically, the candidate worked on small satellites projects and oversaw the development, assembly and tests of the satellite from end-to-end.

📌 Proven experience (minimum 8 years) in the space AOCS/GNC field, with a systems approach
📌Mastery of ECSS standards (notably E-60, E-60-10) and NPR 7123.1
📌Very good knowledge of embedded systems, orbital guidance, hybrid navigation, and attitude control
📌Proficiency with modeling tools: Matlab/Simulink, Orekit, GMAT, Python, or C++
📌Ability to clearly formalize technical decisions, structure architectures, and lead a multidisciplinary team
📌Rigorous, autonomous, solution-oriented, and with a strong sense of synthesis
We are committed to recruiting the right people for the right job regardless of your private background.
Why joining us ?
📌A key role in the design of an innovative spacecraft. A dynamic and passionate multidisciplinary team.
📌Direct exchanges with agencies (ESA, CNES) and industrial partners.
📌The opportunity to structure GNC practices and contribute to long-term decisions.

About our recruitment process 🤝

We are committed to recruiting the right people for the right job regardless of your private backround.

We meet at least three times in order to give you a better idea of what it's like to work at Exotrail:

1. Technical interview with your future manager: you will learn more about the position and the required qualifications

2. Interview with our Talent Acquisition Manager: you will discover your work environment and learn more about our culture

3. Interview with the system team members and a cofounder: you can make sure that you share the same vision and values of the company