| 1973-1979 | Studies of Physics, University of Mainz, Diploma 1979 |
| 1979-1981 | Dissertation in physics, University of Mainz |
| 1981-1982 | Research Associate, University of Mainz (w/ Prof. G. Werth) |
| 1982-1983 | Research fellowship, DFG Deutsche Forschungsgemeinschaft, JILA Joint Institute of Laboratory Astrophysics, Boulder, CO, USA (Dr. J. L. Hall) |
| 1983-1984 | Research Associate, Freie Universität Berlin (w/ Prof. E. Matthias) |
| 1984-1987 | Research Associate, University of Hamburg (w/ Prof. P. Toschek) |
| 1988 | Habilitation thesis; Lecturer, University of Hamburg |
| 1989-1994 | Heisenberg fellow, University of Hamburg |
| 1991-1994 | Researcher, JILA Joint Institute of Laboratory Astrophysics, Boulder, CO, USA |
| 1994-1995 | Professor of Physics, 3. Physikalisches Institut, University of Göttingen |
| since 1995 | Full Professor of Physics, University of Innsbruck |
| 2000-2013 | Director, Institute of Experimental Physics, University of Innsbruck |
| since 2000 | CEO, Institut für Quanteninformation Ges.m.b.H, Innsbruck |
| since 2001 | Member, Academic Senate, University of Innsbruck |
| since 2003 | Scientific Director, IQOQI Institute for Quantum Optics and Quantum Information, Austrian Academy of Sciences, Vienna |
| 2003-2009 | Managing Director of the IQOQI Institute for Quantum Optics and Quantum Information, Austrian Academy of Sciences, Vienna |
| 2003-2008 | Corresponding Member, Austrian Academy of Sciences, Vienna |
| since 2008 | Full Member, Austrian Academy of Sciences, Vienna |
| since 2015 | Managing Director, IQOQI Institute for Quantum Optics and Quantum Information, Austrian Academy of Sciences, Vienna |
