Responsible for optimizing and testing algorithms for fine pointing and the onboard processing of scientific data for the ESA Arrakihs mission, including simulator development and evaluation of persistence effects.
Create test specifications in accordance with ECSS standards.
Develop Full Functional Tests (FFT).
Perform testing on the Extended Functional Model (EFM).
Adapt the existing ARK simulator to meet the requirements of various test campaigns (FFT, EFM).
Simulate and analyze persistence effects in the detectors.

Completed a relevant Master’s degree or Diplom.
Experience in flight software for space missions, in particular ECSS standards and the SCOS-2000 standard.
Strong knowledge of the Python and C programming languages.
Proficient in both written and spoken English and German.
Able to work independently, in a structured way, and with a solution-oriented mindset.
Team player with strong communication skills.

Work–life balance: Flexible working hours and the possibility of part-time remote work (within Austria / by agreement).
Inspiring work environment: Be part of a dedicated team with diverse academic backgrounds in a relaxed atmosphere.
Good public transport connections: Your workplace, the University Observatory, is located within the Sternwartepark nature monument in the highly livable city of Vienna, with excellent public transport links.
Internal training: We continuously offer opportunities to deepen your skills. Choose from an extensive, free course program.

IT System Architect – Space Flight Software

Key skills