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Mission Software Systems Engineer (all genders)

Reflex Aerospace

Reflex Aerospace

Software Engineering
Berlin, Germany
Posted on Jun 27, 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 are seeking a Senior Software Engineer to join our mission team and play a pivotal role at the intersection of system engineering, flight software, and customer payload. In this position, you will serve as the interface between the payload provider, the mission team, and the Flight Software (FSW) team, helping to drive successful software development and integration for our space missions.

  • Serve as the primary interface between the mission team, the flight software team, and the payload provider.
  • Translate and refine system-level requirements into detailed software subsystem requirements.
  • Support the mission managers and software team leads in planning, coordinating, and tracking software-related work packages.
  • Lead the software development and integration of payload software, ensuring compatibility and functional alignment with the overall system.
  • Define and execute verification strategies to ensure software requirements are met.
  • Contribute to continuous improvement in requirements engineering, traceability, and compliance processes.
Your Background:
  • 5+ years of experience in embedded software engineering, ideally in aerospace or related high-reliability domains.
  • Demonstrated experience in working with requirements: elicitation, flow-down, verification, and traceability.
  • Experience in programming with C, Python, as well as real-time operating systems and embedded Linux.
  • Hands-on experience with flight software development and verification is a big plus.
  • Prior work on commercial space missions is a plus.
  • Knowledge of ECSS standards and best practices (e.g., ECSS-E-ST-40, ECSS-Q-ST-80, etc.) is a plus.
  • Familiarity with model-based systems engineering (MBSE) or digital engineering tools.
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 and Swapfiets.
  • 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 for 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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See more open positions at Reflex Aerospace
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