Fluid Systems Engineer, Propulsion (m/f/d)

Qualification Checklist

• M.Sc. or M.Eng. in Aerospace Engineering, Mechanical Engineering, or a related field.
• Strong fundamentals and practical experience in fluid dynamics, including the modelling and analysis of complex fluid systems, ideally in the context of rocket propulsion.
• Hands-on experience in test preparation, operation, and post-test data analysis and review.
• Experience with machining processes, drawing creation, and CAD software, preferably SolidWorks or Siemens NX.
• Proficiency in Python or similar programming languages for engineering applications and automation.
• Skilled in data analysis and the preparation of technical reports and engineering documentation.
• Proven engineering excellence, strong problem-solving abilities, and a passion for rocket propulsion and space.
• Strong communication and organisational skills, with the ability to manage competing priorities effectively.
• Ability to work both independently and within multidisciplinary teams.

Bonus Skills

• Proficiency in EcosimPro/ESPSS for fluid system simulation and analysis.
• Hands-on testing experience with fluid systems, including cryogenic fluids and oxygen compatibility.

Benefits

• Employee Participation Program: Share in our success through our virtual company share program
• 30 days of vacation: Enjoy the days off to relax and recharge
• Company pension plan: Secure your future with our company pension plan, featuring a 20% employer contribution after the probation period
• Subsidised lunch: Stay energised with delicious, subsidised lunches every day
• Rental clothing with laundry service: Enjoy hassle-free workwear with our convenient rental clothing and laundry service
• Sport Clubs membership: Stay fit with our sponsored sports club memberships (EGYM Wellpass)
• Individual learning allowance: Grow your skills with an individual learning budget granted after the probation period
• Childcare allowance: Receive a childcare allowance for your non-school-age children
• Flexible mobility budget : Travel your way with a choice between a fully financed Deutschlandticket, JobRad bicycle leasing, FINN JobAuto, or a fuel allowance
• And Much More! Discover additional perks and benefits when you join our team

Who we are

We are Isar Aerospace and we are at the forefront of New Space building a modern space business to enable faster, better and cheaper access to space.

Our mission is to help democratise space and use it for good in order to improve life on Earth now and for the future generations.

We are a fast-growing company aiming to provide sustainable and environmentally friendly launch solutions for small and medium-sized satellites and constellations into Low Earth Orbit. The company is privately funded by world-leading technology investors with strong commitment and support and our team is made of driven and talented people with a real passion for space innovation.

We're making rockets in a way that hasn't been done before disrupting a traditional industry. If you are up for the challenge, want to work on cutting-edge projects and be part of a team changing the world for better, come, join us and launch your career!

Want to find out more about us?

Visit www.isaraerospace.com

Data Protection

We process your personal data for the purpose of managing the recruitment process and assessing your application. For detailed information on how your data is processed, including your rights, please refer to our Privacy Policy .

Disclaimer

Isar Aerospace SE is an equal-opportunity employer committed to fairness and inclusivity. We do not prioritize any specific religion, gender, nationality, or background. Due to security clearance requirements, affiliations with countries listed under § 13 para. 1 no. 17 SÜG may affect the application process. All qualified applicants are encouraged to apply.

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Quelle: Statistisches Bundesamt (Destatis), Tabelle; dl-de/by-2-0; eigene Berechnung

Veröffentlicht am 30. Okt. 2026

Veröffentlicht am 30. Okt. 2026