Senior Mechanical Engineer – Cryogenics & Vacuum (f/m/d)

Hamburg, Hamburg, Germany February 25, 2026

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.

Responsibilities:

As a Mechanical Engineer - Cryogenics & Vacuum (f/m/d), you will be part of a team with a mission to develop, set up and operate our trapped-ion quantum computers and relevant test devices. You will collaborate closely with our international team of physicists and engineers from different disciplines. Depending on your level of experience, you will work on one or more of the following tasks:  

  • Carry out the development and design of highly innovative mechanical components, and their integration into the overall quantum computer design system in cooperation with systems experts

  • Take responsibility for the detailed design of thermal pathways and interfaces, and tracking thermal budgets for quantum computers

  • Create 3D CAD models and drawings for manufacturing, define the product’s mechanical design, and manage CAD data, parts lists, and the Bill of Materials (BOM)

  • Define manufacturing specifications, support procurement in supplier validation, and collaborate with suppliers on methods, materials, and requirements

  • Assist with quick proof of concepts and feasibility discussions

  • Test mechanical prototypes and check them against specifications

  • Facilitate proactive communication and close coordination with customers and suppliers in collaboration with procurement

  • Continuously optimize processes within the existing work environment

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