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

eleQtron GmbH · Siegen, Nordrhein-Westfalen, Germany · 2026-06-03

fulltime_permanentmid_level
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Über diese Stelle

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)

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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