Precision Mechanic / Electrician / Mechatronics Technician as Operator (f/m/d) for the Operation of Helium

For the Hamburg location, we are looking for:

Precision Mechanic / Electrician / Mechatronics Technician as Operator (f/m/d) for the Operation of Helium Cryogenic Plants

Permanent | Start: as soon as possible | ID: MMA011/2026 | Application deadline: 23.09.2026 | Full-time/Part-time

The Deutsches Elektronen-Synchrotron DESY, with more than 2900 employees at the Hamburg and Zeuthen locations, is one of the world's leading research centers. At the heart of the research is the decoding of the structure and function of matter, from the smallest particles in the universe to the building blocks of life. In this way, DESY contributes to solving the great questions and pressing challenges of science, society, and economy. With state-of-the-art research infrastructure, interdisciplinarily designed research platforms, and international networks, DESY possesses a highly attractive working environment in the scientific, technical, and administrative sectors, as well as for the training of highly qualified young talent.

The MKS group (Machine - Cryogenics - Superconductivity) is responsible for the construction and operation of the helium cryogenic supply for superconducting accelerator components at DESY in Hamburg. The tasks of the MKS group include, in particular, the operation of the existing helium cryogenic plants with accelerators and test facilities, as well as the design, development, and construction of new cryogenic assemblies.

What we need your support for:

• Controlling and monitoring (Operating) the operation of the helium cryogenic plants for XFEL and FLASH using a modern process control system in shift service
• In a diverse field of work, driving the cryogenic plants and test fields into the desired operating modes, assessing operating data, and reacting to deviations to ensure operation
• Supporting our team in carrying out maintenance, repair, and renewal work on plants, machines, and accelerator components

What distinguishes you:

• Completed vocational training in a craft from the fields of metal processing, electrical engineering, electronics, or mechatronics, or equivalent specialist knowledge, skills, and experience
• Good knowledge in metal processing, electrical engineering, electronics, or mechatronics
• Experience in the operation of large machines/plants
• Knowledge in cryogenics, thermodynamics, or vacuum technology is desirable
• Willingness to participate in shift and on-call duty
• English language skills in speaking and writing
• Good communication and teamwork skills as well as an independent way of working

What distinguishes us:

Look forward to a unique working environment on our international research campus. We attach great importance to appreciative cooperation and the well-being of our DESY employees. Equality for all people is an important concern for us. To better reconcile professional and private life, DESY offers flexible working hours and variable part-time options. You will benefit from our family-friendly and collegial atmosphere, our established health management, and our company pension scheme. As a publicly funded employer, we offer you a secure job and support your individual development with our extensive training and further education offers. Remuneration is according to the regulations of the TV-AVH. DESY offers its employees at both locations an employer subsidy for the Jobticket (Deutschland-Ticket).

Mr. Tobias Schnautz will be happy to answer technical questions at 01705649924 **(tobias.schnautz@desy.de).**

Please submit your complete application documents (motivation letter, CV, and relevant certificates) stating your salary expectations.

We look forward to your application via our application portal:

-› Apply now

DESY promotes equal opportunity and diversity. The professional development of women is particularly important to us, and therefore we strongly encourage women to apply for the position to be filled. Applications from severely disabled people will be given preferential consideration if they are equally qualified (sbv.desy.de).

Further information can be found at: https://www.desy.de/karriere/

Deutsches Elektronen-Synchrotron DESY Personnel Department | Notkestraße 85 | 22607 Hamburg Telephone: +49 40 8998-3392