Propulsion Valves Engineer (m/f/d)
Confirmed on the employer's own hiring board on Sep 24, 2026. First seen by Alion on Aug 26, 2026. Isar Aerospace scores A on the Alion truth index.
Mission Brief
As part of the Engine Valves team you will design and procure the valves that control our propulsion system. You will take a valve from requirements and calculation through CAD design and manufacturing into acceptance, qualification and integrated engine testing, and you will stay with it across its whole lifecycle.
Your Role in Our Space Mission:
- Define the requirements and specifications for the valve together with the Propulsion teams involved.
- Calculate and design valves against those requirements, and run the design reviews.
- Prepare and organise the manufacturing of your valves and resolve manufacturing issues.
- Oversee and optimise the assembly of your valves.
- Plan, supervise and evaluate valve tests, including development acceptance, qualification and integrated testing.
- Take part in and supervise integrated system tests and analyse the data.
- Ensure component and system performance and reliability across the valve lifecycle, through development tests, design reviews and post test data analysis.
Qualification Checklist
- MSc or M.Eng. in aerospace engineering, mechanical engineering or a similar field, or equivalent professional experience.
- Hands-on exposure to valves in any technical setting, professional, research or student project, for example design, calculation, testing, or operation.
- Hands on experience with test preparation, operation, and post test data review.
- Experience with machining processes and technical drawings.
- Proficiency in CAD software, preferably SolidWorks or Siemens NX.
- Working knowledge of Python or a comparable programming language.
- A systematic, solution oriented approach to engineering problems.
- General understanding of rocket design, and a genuine interest in propulsion.
- Able to work effectively across multidisciplinary and cross-functional teams.
- Willing to travel to support launch and test operations.
- Highly organized, proactive, and detail-oriented.
- Motivated and eager to learn.
- Fluent in English.
Bonus Skills
- Several years of experience designing, developing or testing valves.
- Hands on testing with fluid systems, including cryogenic fluids and oxygen compatibility.
- Knowledge of technical drawing standards and materials science.
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
- Public transport ticket: Commute with ease using a fully financed Deutschlandticket
- 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
- 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
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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.