Aerospace Engineer (m/f/d): Flight Performance and Trajectory Optimization

Why us?

POLARIS Raumflugzeuge GmbH develops innovative transportation systems that redefine access to space for payloads and passengers. We are continuing to expand our team and are looking to fill the position of Aerospace Engineer (m/f/d): Flight Performance and Trajectory Optimization).

Join our dynamic and fast-growing startup and be part of our exciting journey to revolutionize space transportation and hypersonics. We are a passionate team dedicated to pushing boundaries, fostering innovation, and creating impactful solutions that make a difference.

Depending on the area of responsibility, professional experience and specialist background, the gross annual salary ranges from EUR 60.000,00 to EUR 100.000,00.
The exact remuneration will be determined during the application process.

Your mission

POLARIS Raumflugzeuge GmbH is seeking an aerospace engineer (m/f/d) with a focus on designing and developing supersonic and hypersonic flight vehicles, Earth-to-orbit spaceplanes, and space re-entry vehicles. We are looking for domain expertise in calculating flight performance, mission analysis and trajectory optimization.

• Develop mission concepts of operations based on project requirements.
• Conduct engineering approximations for expected mission performance, delta-v budgets, climb and turn rates, propellant mass fractions.
• Design and optimize trajectories using 3-DOF and 6-DOF software codes including mass, aerodynamics, propulsion, and thrust models, working within the system safety constraints.
• Further development/improvement of trajectory simulation/optimization proposal
• Perform Monte-Carlo (probability analysis) to understand off-nominal mission scenarios including but not limited to range safety and expected casualty.

Your profile

• Bachelor’s and/or master’s degree in aerospace engineering, mathematics, or similar related fields
• At least 1+ year of relevant work or project experience in trajectory design and optimization
• Proficient with MATLAB, C++, and python with strong background in optimal control theory
• Experience with flight testing, aircraft performance and flight dynamics is helpful.
• Experience in multi-disciplinary design optimization is a plus.

What we offer

• 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
• Take benefit of attractive employee discounts through Corporate Benefits
• The opportunity to contribute your ideas and actively shape the company

Join us in shaping the future of space transportation and making a positive impact. If your profile fits our requirements, apply now by sending your complete application portfolio, including CV, certificates, and a cover letter outlining your relevant experience and why you are the ideal candidate for this role.

About us

Our mission is to pioneer a new era of space transportation by flying to space and back like an aircraft — taking off and landing at airports, and reusing our spaceplanes for hundreds of missions. We combine unprecedented cost efficiency with unique flexibility and safety, enabling breakthrough advances in both space transportation and hypersonic flight. This vision is currently pursued by over 115 employees every day.

At POLARIS we value on-site collaboration, so we generally do not offer home office. Please apply only if you feel comfortable with this working model – it saves valuable time for everyone involved.