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 2200 people.

For strengthening our activities in hydrothermal biomass conversion we are looking for a
Scientific Assistant
Catalytic Hydrothermal Gasification to renewable hydrogen
Your tasks
  • Operate a high pressure - high temperature test rig to evaluate catalyst performance using model compounds
  • Operate a test rig (Konti-C) using real waste stream, including collaboration with European partners involved up- and downstream the process chain
  • Perform on-line and off-line analytics of various samples produced and draw mass balances in order to optimize process parameters to reach the project objectives
  • Closely collaborate with a PSI post doc leading the catalyst development aspect of the project, to evaluate and document catalyst performance in the reaction
Your profile
You hold a BSc or MSc in chemistry or chemical engineering, with a strong background in catalyst testing or the use of pressurized continuous test rigs. A hands-on experience with high pressure equipment (e.g. Swagelok, SITEC, HIP) is a must. Experience in biomass analysis and valorization in a plus. Furthermore, you are openminded and creative and you are naturally resourceful and autonomous with good problem-solving mindset. You are a highly motivated and skilled experimentalist and possess excellent interpersonal and organizational skills and a good command of English (German would be an advantage).
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 22 months with a desired start in summer 2024.

For further information, please contact Dr David Baudouin, phone +41 56 310 56 94 or email

Please submit your application online by 31 May 2024 for the position as a Scientific Assistant (index no. 5101-04).

Paul Scherrer Institut, Human Resources Management, Mariusz Prus, 5232 Villigen PSI, Switzerland