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. 

For the Laboratory of Atmospheric Chemistry, we are looking for a

PhD Student in aerosol science

Your tasks

  • Scientific research on the spatial distribution air pollutants in Romania using a mobile laboratory 
  • Perform measurements within the Romanian-Swiss collaboration ACTRIS 
  • Operate AMS, VOCUS-PTR-MS and other instruments 
  • Conduct source apportionment analyses of data 
  • Support of other PhD students in the project and in the lab 
  • Write peer-reviewed publications and project related reports 
  • Finalize the PhD thesis at ETH

Your profile

  • Master’s degree in aerosol science or a related field 
  • Experience in measurements and data analysis 
  • Excellent command of English 
  • Ability to work effectively in a collaborative team setting

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.

For further information, please contact Prof. Dr Andre Prevot, e-mail: andre.prevot@psi.ch.

Please submit your application online by 31 March 2026 (including addresses of referees) for the position as a PhD Student (Index-Nr. 5501-26831).

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