GNC Engineer (m/w/d)

HYPRSPACE

POWERING AEROSPACE FUTURE WITH THE NEXTGEN PROPULSION TECHNOLOGY

At HyPrSpace, our mission is clear: to make advanced propulsion technology affordable and accessible for a wide array of applications, from civilian to defense. With our pioneering hybrid rocket engine, we're introducing a new era of aerospace capabilities—more efficient, cost-effective, safer, and sustainable.

Joining us :

Join the adventure at HyPrSpace, where innovation, collaboration, and humor blend to create groundbreaking advancements in space propulsion.

As part of the #SpaceBakers team, you’ll contribute to a unique, patented technological leap, embarking on the full lifecycle development of a launch vehicle. Immerse yourself in an environment that prioritizes a "test and learn" philosophy, ensuring your ideas not only take flight but soar.

At HyPrSpace, your work directly impacts our trajectory towards success, offering rapid skill development in an iterative, hands-on approach.

Enjoy competitive compensation, flexible working conditions, and equity through our BSPCE stock option plan, all within the vibrant surroundings of Bordeaux, a nexus of culture, viniculture, and coastal life!

Role overview :

As GNC Engineer, within a human sized team of 8, you will be developing Guidance, Navigation and Control (GNC) algorithms for our Baguette and OB-1 launchers.

Reporting to the Technical Leader, you will ensure that the flight control software and the flight control architecture are compliant with certification, operational and performance requirements.

Your key responsibilities :

In this role, you will:

• Define and validate control, guidance and/or navigation strategy

• Design and validate 6DoF simulation

• Participate in the sensors and actuators trade-offs

• Establish launchers' performances

• Prepare test and technical reports

Who we are looking for:

Engineer with a strong understanding of flight mechanics, your are recognized for your results orientation, your excellent problem-solving skills and the eager to work effectively in a very collaborative environment.  We also expect these knowledge/qualifications: 

Proficient in control theory (automatic control, linear analysis, Monte Carlo methods, etc.)

Solid knowledge in estimation theory (e.g., Kalman filters)

Strong foundation in mathematics (particularly in optimization or statistics)

Good physics intuition and solid grasp of point mechanics

Experience in programming with C, C++, Python, or MATLAB/Simulink

Good command of English

Rigorous with analytical mindset and ability to synthesize and write clearly

Interpersonal skills and team spirit

Autonomous, intellectually curious, and proactive

--> Ready to take on this unique opportunity? Apply!

Position Details :

Permanent contract (CDI)
Start Date : Q1 2026
Work Schedule : Full time
Location : On-site, Le Haillan, 33185, France

HyPrSpace is an equal opportunity employer, committed to building a diverse and inclusive team. Our selection process is based on competencies requirements for positions only. If you are eager to make a significant impact, come as you are, we want to hear from you