Senior Mechanical Engineer (f/m/d)

eleQtron develops and operates full-stack quantum computers based on trapped-ion technology. Quantum computing is a new computing paradigm rapidly approaching commercial viability. Our unique approach combines laser-cooled trapped ions with microwave control and tailored magnetic fields. Our next-generation computing machines under development will be able to find solutions to problems that are out of reach today, thus enabling new innovative products and services for a brighter future. About the Role: We are looking for a highly experienced and technically strong Senior Mechanical Engineer (f/m/d) who can take ownership of complex mechanical designs from concept through detailed engineering, manufacturing, assembly, and validation. This is a hands-on engineering role for someone with strong mechanical engineering fundamentals, extensive practical design experience, and advanced SolidWorks capabilities. Responsibilities: - Take technical ownership of complex mechanical components, assemblies, and subsystems from concept through manufacturing, assembly, and validation - Develop robust mechanical designs for high-precision scientific and industrial equipment - Create and maintain high-quality SolidWorks parts, assemblies, manufacturing drawings, BOMs, and technical documentation - Perform tolerance analysis and define appropriate fits, interfaces, geometric tolerances, and dimensional requirements - Translate system-level requirements into clear mechanical requirements, interfaces, and manufacturable design solutions - Define manufacturing requirements and work closely with suppliers and Procurement on manufacturability, materials, tolerances, and quality - Develop, test, and improve prototypes and actively contribute to design reviews and technical decision-making