MaiaSpace is a European space tech company, designing, manufacturing and operating competitive and sustainable solutions for space mobility. We are driven by the belief that access to space is a major enabler for a better and more sustainable life on Earth, addressing the challenges faced by humanity: climate, resources, connectivity, and data. Our aim is to successfully design and test a cost-effective and reusable mini-launch vehicle by 2026.

Propulsion Equipment Development Engineer 

We are looking for a junior propulsion engineer to join one of our agile multi-disciplinary teams in charge of the development of MaiaSpace Colibri orbital vehicle. Colibri orbital vehicle has different roles. It will first play a kick-stage role enhancing MaiaSpace performance and injection flexibility. Then, in midterm horizon, additional functionalities will be added to the vehicle to address in orbit services opportunities from which active debris removal is one of our main targets. This vehicle is at the crossroad between a launcher and an orbital system.

As part of the Colibri team, your main missions and responsibilities will consist of developing, testing and bringing to flight readiness the Colibri propulsion sub-system equipment:

• Manage the specification for propulsion system equipment, such as valves, tanks, pressure regulators and other fluidic components.

• Manage multiple key suppliers for propulsion sub-system equipment, which will involve multiple business trips both in France and in Europe

• Conduct design and manufacturing activities for the propulsion sub-system equipment,

• Plan and conduct AIT activities for the propulsion sub-system equipment

• Plan and execute multiple hot fire test campaigns for the propulsion sub-system equipment,

• Interact regularly with AIT and test teams in Vernon, involving a regular presence in Vernon

• Develop a performance and functional model of the propulsion sub-system equipment,

• Define the operational modes and control algorithms for the propulsion sub-system,

• Participation in the consolidation of vehicle and propulsion system budgets (propellants, power, performance, pressure, mass, length, data, etc.),

• Participation in the overall Colibri propulsion system definition and development,

• Participation in the Attitude Control Systems definition and development for all stages,

• Participation in the overall propulsion community of practice within MaiaSpace

• Preliminary design of propulsion solutions for future IOS kick-stage versions.

🎓 Qualification:

We are looking for candidates with the following experience and skills:

• Master’s degree in mechanical, aeronautics or space engineering (+5 years post-Baccalaureate)

• A minimum of 3 years professional experience with direct involvement in propulsion system development (liquid or hybrid rocket engine systems).

• Ability to use MATLAB/Simulink is required, EcosimPro or similar tools as optional

• Ability to work as part of a team and flexibly with regard to a start-up environment.

• Autonomy, rigor, good interpersonal and communication skills, proactive problem-solving attitude,

• Ability to work quickly, be "solutions-oriented" and propose disruptive ideas,

• Fluency in English, written and spoken

• Fluency in French is preferred – at minima a willingness to learn French is required

🎬 Working at MaiaSpace

You will be joining a friendly multi-disciplinary team, comprised of multi-skilled people, following Agile and Scrum methodologies. This means that your role and responsibility may evolve over time with varied assignments and challenges depending on priorities and competences. Your work will be hands-on and in close contact with the final product. We are open-minded, transparent, pragmatic, result oriented and people centric. Teamwork is at the heart of how we work together and our co-workers share the same fundamental values: respect, humility, reactivity and autonomy with a passion for technical excellence. Our newly acquired office space at La Defense is located within the heart of Europe’s largest purpose built business and commercial district with easy access to public transport.

Written and spoken communication is in French and English.