Aerothermodynamics Engineer for Supersonic and Hypersonic Vehicles (m/f/d)
POLARIS SpaceplanesBremen, Bremen, Germany
Posted December 22, 2025
Full Time
About the Company
POLARIS Spaceplanes, a German aerospace startup, is engineering a reusable space launch and hypersonic transport system that merges aircraft and rocket launcher technologies into a single, versatile spaceplane. Its portfolio includes hypersonic drones, suborbital drones, and an aerospike engine, all aimed at delivering routine, affordable, and safe access to space. By integrating hypersonic flight with a reusable launch platform, POLARIS offers a cost-effective, high-performance solution that differentiates it from traditional single-use launch providers. The company’s focus on modular, multi-purpose vehicles positions it as a key enabler for the next generation of commercial spaceflight and hypersonic travel.
Job Description
We are looking for an Aerothermodynamics Engineer for Supersonic and Hypersonic Vehicles to join our team at POLARIS Raumflugzeuge GmbH in Bremen. You will be responsible for analyzing external aerodynamics and aerothermodynamics for spaceplanes in the hypersonic regime.
Requirements
- Successfully completed aerospace engineering degree or similar
- Several years of working experience in fluid dynamics, aerodynamics, and aerothermodynamics analysis
- Experience with CAD software (e.g. Inventor, CATIA or PTC Creo)
- Extensive experience with CFD software (e.g. Ansys, OpenFOAM)
- Proactive thinking, high level of motivation, flexibility, and team-working skills
- Proficiency in both German and English
- Experience with working in a startup environment favorable
Benefits
- Long-term prospects with a permanent employment contract
- Being part of an international, highly motivated team
- Flat hierarchies and short decision-making processes
- Flexible working hours
- Use of our company fitness program with EGYM Wellpass
- The opportunity to contribute your ideas and actively shape the company