Test Engineer for Rocket Engine Test Stand - DAQS & Control (m/f/d)

Why us?

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 Test Engineer for Rocket Engine Test Stand - DAQS & Control (m/f/d). 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

• Designing, implementing, and maintaining the Data Acquisition System (DAQS) for a rocket engine test stands
• Selecting and integrating sensors (pressure, temperature, flow, etc.)
• Programming control and data logging software (LabVIEW, Python, PLCs, etc.)
• Developing test procedures, checklists, and safety interlocks
• Supporting test operations: system arming, countdown, engine ignition, and shutdown
• Ensuring safe operations, telemetry reliability, and real-time visualization
• Analysing test data and preparing reports for engine performance and health

Your profile

• Degree in Electrical Engineering, Automation, Aerospace Engineering (M.Sc./M.Eng.) or similar
• Minimum of 2 years of full-time experience
• Experience with NI Hardware is an advantage
• Hands-on knowledge of LabVIEW, Python, or embedded control systems
• Familiarity with rocket engines, test stands, or cryogenic fluid systems
• Background in test automation or real-time systems
• Work experience in a start-up environment is an advantage
• Safety-conscious mindset and the ability to work under pressure during live tests
• Strong problem-solving skills and ability to work independently and in a team
• Proficiency in both German and English
• Work experience in a start-up environment

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 .

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.