Ion Trap Engineer (f/m/d)

eleQtron
eleQtron

Siegen, Germany

Posted on Jun 22, 2026

Job description

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 an Ion Trap Engineer (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:

  • Operate our quantum computers based on trapped ions

  • Perform experiments in a laboratory environment and apply the results to the development of a mature product

  • Assemble ion trap quantum computer hardware

  • Characterize ion trap quantum computers with state-of-the-art experiments and measurement techniques in a laboratory environment

  • Analyze and optimize the performance of our quantum computers

  • Participate in hands-on R&D work

Job requirements

Required Skills:

  • Master’s degree or PhD in Engineering, Physics, Applied Physics, Physical Chemistry, or a related field, or equivalent demonstrated experience

  • Experience in AMO physics experiments, including lasers, laser cooling, laser spectroscopy, optics, microwaves, and vacuum systems

  • Knowledge and experience in one or more of the following areas: photonics, linear and nonlinear optics, high-frequency electronics, cryogenics, ultra-high vacuum systems, opto-electronics, and electrodynamics

  • Fluent written and spoken English skills

  • Creative, collaborative, and comfortable working in multicultural and interdisciplinary teams

We Value:

  • German language skills are an advantage

  • Hands-on experience with other quantum computing platforms, including superconducting qubits, spin qubits, NV center systems, and photonics-based platforms

  • Independent mindset, readiness to learn and to apply new software and hardware skills

What you can expect from eleQtron:

  • Competitive salary: We value our team members and therefore provide remunerations that reflect this, additionally rewarding achievements.

  • Flexible working hours: We offer personal freedom through a variety of flexible work schedules.

  • Team spirit: In our international and diverse team, and with our regular team events, having fun at work is simply part of the game.

  • Further development: We want to grow together and so we offer our team members’ needs-based, individualized further training as well as plenty of room for personal development.

  • Wellness Package: We offer health-promoting benefits such as fitness programs like UrbanSportsClub to support your well-being.

  • Moving Benefits: A warm welcome! We are happy to support employees who move for us with a bonus.

  • At the forefront: Work at the forefront of technology, where academic research meets commercial applications.

  • Modern workplace: We have a high-quality infrastructure with laboratory space, offices, and meeting rooms.

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