Our products are a key enabling technology for optical links in AI factories and thus experience a strong demand. We are looking for an Application Engineer to join our customer solutions team in Karlsruhe. You will act as the interface between the customer and the production team to ensure a smooth transition of application engineering projects into volumetric production, which directly influences the success of the company. Tasks Implement application engineering projects Serve as the technical point of contact for customer inquiries, helping to provide the best solutions for our customers Work closely with the R&D team to develop and validate new product functionalities Build and develop novel optical setups based on the customer's request Handle RMAs Requirements Master’s degree in Physics or Engineering At least 2 years of industrial hands-on experience in silicon photonics, preferably in the testing industry Knowledge of CAD design (Autodesk Fusion, Inventor, or similar) Knowledge of ZEMAX Understanding of wave optics, optical fibers, optical setups, and light propagation Very good English comprehension Benefits The opportunity to collaborate with leading companies in the photonics industry Flat hierarchies and a dynamic, fast-growing startup environment with excellent career development prospects A supportive and diverse team culture in a pleasant working environment in Karlsruhe Hands-on experience with cutting-edge photonic technology Competitive salary and bonus structure Opportunities to participate in professional events and conferences