2w Not stated Graphene Photonics Device Reliability Testing Engineer (f/m/d) Aachen, Nordrhein-Westfalen Hybrid Full-time BSBlack Semiconductor GmbH · 2 matching jobs Job posting ↗+ Track 4w Not stated Senior ATE Test Engineer (f/m/d) Aachen, Nordrhein-Westfalen Hybrid Full-time Senior BSBlack Semiconductor GmbH · 2 matching jobs 5+ YOE Java, Python Job posting ↗+ Track