Junior Optics and Laser Engineer (f/m/d)

eleQtron

eleQtron

Siegen, Germany

Posted on Jun 3, 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.

We are looking for a Junior Optics and Laser Engineer (m/f/d) to join us.

Responsibilities:

As an Optics & Laser 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 qualification, you will work on one or more of the following tasks:

  • Support the setup, alignment, and maintenance of optical and laser systems

  • Assist with testing and characterisation of optical components and subsystems

  • Perform measurements and analyse experimental data

  • Prepare test reports and document experimental results

  • Contribute to shaping the processing of single photons, emitted by trapped ions

  • Support the development and testing of optical components and systems (including optical modulators)

Job requirements

Required Skills:

  • Master’s degree in Optics Engineering, Physics, or a related field

  • 2+ years of demonstrated experience with optical, photonic or laser systems through industry or research, with an awareness of industry standards

  • Understanding of optical systems and measurement techniques

  • Familiarity with data analysis and experimental work

  • Hands-on and practical approach to problem-solving

  • Strong communication and writing skills in English

We value (Bonus):

  • Experience with lasers, optical alignment, or optical test setups

  • Experience working in laboratory or research environments

  • Exposure to quantum technologies, atomic physics, or photonics


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 culture

  • 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

  • Bike Leasing: Stay Mobile and Sustainable with Our Company Bike Leasing Program

  • 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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