HF (High Frequency) Lab Engineer (f/m/d)

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 an HF Lab Engineer (m/f/d) to design, test, and optimize microwave and RF systems at the core of our trapped-ion quantum computing platform in Siegen.

Responsibilities:

As a HF Lab Engineer in the Electronic Engineering Team, you will play a key role in testing, validating, and integrating RF systems that support our next-generation quantum computing platforms. In this role, you will work closely with our international team of physicists and engineers to develop, characterize, debug, and optimize high-frequency hardware systems in advanced laboratory environments.

• Installation, testing, and debugging of high-speed digital, RF, and low-noise analogue hardware for quantum computer applications
• Support system operation during the validation and characterisation of our quantum computing platforms
• Collaborate closely with engineering and firmware teams to develop and integrate RF systems for next-generation quantum technologies
• Take ownership of developing new validation protocols and defining characterization standards

Required Skills:

• Bachelor's or master's degree in Electrical Engineering, Electronics, RF/Microwave Engineering, Physics, or a related field
• Hands-on experience with high-speed digital and RF hardware systems
• Strong understanding of RF systems, including RF measurements, debugging, and hardware validation
• Experience in installing, integrating, and validating RF and microwave hardware systems in laboratory environments
• Experience with laboratory equipment such as VNAs, spectrum analysers, oscilloscopes, and signal generators
• Excellent organisational skills
• Structured, analytical working style with strong ownership and execution focus
• Fluent English

We value:

• Experience with high-frequency system design
• Experience with Python or a similar high-level scripting language for data analysis

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