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Accelerator / FEL Physicist

Closing Date
WorkplaceVilligen PSI, PSI Ost Personalmanagement, North West Switzerland, Switzerland
Occupation rate
80% - 100%
Job StartBy agreement

The Paul Scherrer Institute PSI is the largest research institute for natural and engineering sciences within Switzerland. We perform cutting-edge research in the fields of matter and materials, energy and environment and human health. By performing fundamental and applied research, we work on sustainable solutions for major challenges facing society, science and economy. PSI is committed to the training of future generations. Therefore, about one quarter of our staff are post-docs, post-graduates or apprentices. Altogether, PSI employs 2100 people.


You will contribute to the modelling and development of the free-electron laser facility SwissFEL with a particular focus on external beam manipulation and seeding for the soft X-ray beamline Athos or other new operation modes to provide unique FEL pulse properties to the SwissFEL users. You will also support the operation of the machine with your involvement in machine set-up and development and the maintenance of advanced modes during user run times.


  • PhD in accelerator physics and profound knowledge of free-electron lasers and linear accelerators, including practical experience at a running facility
  • Experience with numerical modelling of accelerators and FEL is required
  • You have intermediate or advanced programming skills (preferably Python or C++)
  • You enjoy working in a diverse team and communicate efficiently in English. If you do not speak German, you are willing to strive for at least a basic level in that language

We offer

Our institution is based on an interdisciplinary, innovative and dynamic collaboration. You will profit from a systematic training on the job, in addition to personal development possibilities and our pronounced vocational training culture. If you wish to optimally combine work and family life or other personal interests, we are able to support you with our modern employment conditions and the on-site infrastructure.

Contact and Address

For further information, please contact Dr Sven Reiche, phone +41 56 310 51 19.

Please submit your application online by 17 April 2022 for the position as an Accelerator / FEL Physicist (index no. 8122-00).

Paul Scherrer Institut, Human Resources Management, Melanie Rapsarda-Bellwald, 5232 Villigen PSI, Switzerland


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In your application, please refer to myScience.org and reference JobID 2251133.