Product Development Intern (Optics and System Integration) (f/m/d)

• Support the assembly, alignment, and characterization of optical and optomechanical setups for our QDM.
• Support building and testing cooling systems in the lab.
• Carry out measurements using our lab equipment, including interferometric and thermal measurements.
• Take on basic electronics tasks such as soldering and cabling.
• Create and maintain technical documentation, such as assembly procedures, alignment protocols, and test reports.

• Currently pursuing or holding a Bachelor's or Master's degree in Physics, Quantum Science, Engineering Physics, Photonics, Mechanical or Electrical Engineering, or a related field.
• First hands-on lab experience with optical or optomechanical setups, for example through lab courses, projects, or your thesis
• Basic electronics knowledge and first experience with measurement equipment and soldering.
• A careful, structured way of working and a genuine interest in documenting things well.
• Curiosity and eagerness to learn in a fast-moving, hands-on environment.
• Nice to have: experience with interferometry or cooling systems, knowledge of quantum optics, first experience with Zemax or SolidWorks.

We offer

Our benefits

• Mission: At QD, we’re driven by more than just building great products - we aim to make a lasting difference. Joining us means contributing to meaningful work that goes beyond business as usual.
• Impact & growth: This is an exciting stage of our journey, and your voice matters. You’ll have the chance to shape our culture, influence key decisions, and grow alongside a company that’s scaling fast.
• Health & fitness: With a company-sponsored Wellpass membership, you’ll have access to countless gyms, classes, and wellness offers across Germany to stay healthy and active.
• Team & culture: We believe the best ideas come when we connect outside the office. From regular off-sites to team events, you’ll be part of a collaborative and supportive environment.
• Well-being & balance: We value rest and recovery. That’s why you’ll enjoy 24 vacation days plus public holidays to recharge and return inspired.