Since 2022: Full Professor (W3) Theoretical Astrophysics, Universität Hamburg, Germany
2013–2022: Full Professor, Department of Astronomy, Stockholm University, Sweden
2012–2013: Associate Professor, Department of Astronomy, Stockholm University, Sweden
2011–2012: Visiting Professor UC Santa Cruz, USA
2011: Visiting Professor, University Queensland, Brisbane, Australia
2008–2012: Associate Professor, Jacobs University Bremen, Germany
2003–2008: Assistant Professor, Jacobs University Bremen, Germany
2002–2003: PPARC Advanced Fellow, University Leicester, UK
2000–2002: Postdoctoral Research Associate, University of Leicester, UK
1998–2000: Modelling Traffic Flow, German Aerospace Centre (DLR), Cologne and Centre for Applied Computer Science, Universität Köln, Germany
1998: Doctorate in Theoretical Physics, University of Basel, Switzerland; supervisor: Friedrich-Karl Thielemann
1994: Degree in Theoretical Physics, University of Basel, Switzerland
1988–1994: Studies of Physics, Mathematics and Astronomy, University of Basel and EPFL, Lausanne, Switzerland