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Senior Software Engineer - On-Board Data Handling (all genders)

Reflex Aerospace

Reflex Aerospace

Software Engineering
Berlin, Germany · Ottobrunn, Germany
Posted on Nov 17, 2025
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Join the Pinnacle of Satellite Technology Advancement in Germany!

Reflex Aerospace is at the forefront of propelling high-performance satellite technology to new heights within the German aerospace landscape.

As part of Reflex Aerospace, you will play a pivotal role in shaping the trajectory of the space industry's future. This is an opportunity to contribute your expertise and enthusiasm to a team that stands for innovation and excellence. If you are ready to take on exciting challenges and be part of a company that is redefining the boundaries of satellite technology, we welcome you to embark on this thrilling journey with us!
Your Mission:
We're looking for a Senior Software Engineer to join the Satellite Mission Team and support seamless payload integration.
This team is working on the end-to-end execution of satellite missions. You will be responsible for the payload software integration and payload data handling for our customer payloads.

  • Drive the end-to-end development/integration of onboard payload software, from initial concept through deployment in orbit.

  • Translate mission and customer needs into precise technical specifications and design strategies, identifying risks early.

  • Take full engineering ownership across the software lifecycle — requirements shaping, architecture, coding, verification, and validation.

  • Serve as a technical point of contact for customers and suppliers.

  • Structure and track project activities through well-defined work packages.

  • Produce concise technical deliverables and review material to support project milestones. Contribute to and lead technical reviews.

  • Support integration and testing phases across subsystems and payloads.

  • Coordinate day-to-day work with the team, monitor progress and surface critical blockers to leadership.

Your Background:

  • Background in Computer Science, Computer Engineering, Electrical Engineering, or a related field.

  • 5+ years of experience in high-reliability embedded or spaceflight software.

  • Experience with both embedded RTOS and Embedded Linux/POSIX programming environments.

  • Skilled in structured problem-solving, technical communication, collaborative environments.

  • Experience with space payload software development is a big plus.

  • Experience with ECSS standards is a plus.

  • Experience with NASA cFS or similar frameworks is a plus.

What We Offer:
  • Collaborate with a diverse multinational team crafting the next wave of cutting-edge satellites. Embark on this exciting journey with us from the outset, leaving your indelible mark on a dynamic company and playing a direct role in shaping the future of the space industry.
  • Keep your energy levels high with company-sponsored memberships for Urban Sports Club.
  • We provide a hybrid work model along with flexible working hours, empowering you as the owner of your time management.
  • Nestled in the heart of Friedrichshain, our Berlin office provides a lively and central hub easily accessible by transit. Immerse yourself in a neighborhood teeming with vibrant restaurants and year-round cultural events.
  • Enjoy the flexibility of ample vacation time, including a special company holiday on April 12th dedicated to celebrating the International Day of Human Spaceflight.
Join Reflex Aerospace and be a driving force in shaping the next era of space exploration!
We look forward to your application.
About us
Reflex Aerospace, a NewSpace startup founded in 2021 and headquartered in Munich and Berlin, has been leading the charge to provide advanced dual-use satellite technology at unparalleled speed. The company is leveraging the latest techniques to modernize payload-centric satellite development and production, achieving significantly faster delivery times and enhanced reliability. By applying algorithmic engineering and streamlined system design processes, Reflex accelerates the delivery of satellites enabling lightning-fast innovation for our customers.
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