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 future technologies, energy and climate, health innovation and fundamentals of nature. 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 2300 people. 

Postdoctoral Fellow in Ion Trap Quantum Computing

Your tasks

  • Operate and further develop a complex ion trapping experiment based on the QCCD architecture with passive and active integrated photonics 
  • Develop scalable approaches for controlling ions in a multi-zone trap array 
  • Contribute to the design and implementation of experimental control systems, as well as optical and laser setups 
  • Develop and implement protocols for quantum computing and quantum sensing experiments 
  • Collaborate closely with a multidisciplinary team of PhD Students, technicians, and engineers

Your profile

  • PhD degree in Physics or a closely related field (ideally with experience in experimental ion trapping or neutral-atom optical tweezer platforms) 
  • Relevant peer-reviewed publications in the field 
  • Demonstrated ability to design, operate, and troubleshoot complex quantum physics experiments 
  • Highly motivated to advance quantum science and technology with an independent research profile 
  • Hands-on experience in several of the following areas: optics and lasers; atomic physics; cryogenics and ultra-high vacuum systems; real-time control systems for quantum experiments; integrated photonics 
  • Proficiency in data analysis and scientific documentation 
  • Strong teamwork and communication skills 
  • Experience with co-supervision of students

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. 

Your employment contract is limited to 2 years.

For further information, please contact Dr Julian Schmidt, julian.schmidt@psi.ch, or Dr Cornelius Hempel, cornelius.hempel@psi.ch. 

Please submit your application online by 31 May 2026 (including list of publications and addresses of referees) for the position as a Postdoctoral Fellow (Index-Nr. 6713-26816).

Paul Scherrer Institute, Human Resources Management, Pascale Bärtschi, 5232 Villigen PSI, Switzerland


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