Combustion Engineer

Location: On-site in Bordeaux, France. Relocation assistance and visa sponsorship are available where applicable.

Company

The Exploration Company develops, produces, and operates Nyx, a modular and reusable orbital space vehicle designed for in-orbit refueling and cargo transport.

What you will do

• Develop and analyze combustor fluidic systems using combustion theory and CFD.
• Design and optimize liquid rocket engine injectors against combustor requirements.
• Define instrumentation for hot-fire testing and interpret post-test data.
• Process hot-fire test data to derive performance and combustion-stability metrics.
• Maintain data-processing tools and correlate CFD models with test results.
• Support design reviews by presenting analysis methods, assumptions, and margins.

Requirements

• Master’s degree in Aerospace Engineering, Mechanical Engineering, or a related discipline.
• At least 3 years of experience in combustion, propulsion, or reacting-flow engineering.
• Strong knowledge of bi-liquid rocket combustion and cryogenic propellants.
• Experience with reacting-flow CFD using RANS and/or LES, including tools such as ANSYS, OpenFOAM, or CONVERGE.
• Strong scripting and data-analysis skills in Python or a similar language.
• Rigorous, methodical communication and collaboration across thermo-mechanical, systems, and test engineering.

Nice to have

• Experience with liquid rocket injector CFD.
• Familiarity with combustion instability, thermoacoustics, or uncertainty quantification.
• Participation in hot-fire test campaigns.

Culture & Benefits

• Fast decision-making within an agile environment.
• Open and collaborative work focused on transparent risk and obstacle management.
• Opportunity to contribute to the development of reusable orbital space technology.
• Relocation assistance, including visa sponsorship where applicable.
• Employment offers are subject to a role- and country-dependent background check.