| 2013 – |
1000 Talent-Plan Chair Professor (part-time), University of Science and Technology of China, Shanghai Branch |
| 2008 – |
Chair Professor (W3) for Experimental Physics at the Physics Institute, Heidelberg University (Germany) |
| 2003 – 2008 |
Chair Professor (C4) for Experimental Physics at the Physics Institute, University of Freiburg (Germany) |
| 1997 – 2003 |
Staff Researcher and Research Group Leader (C3) at the Max-Planck-Institute for Nuclear Physics in Heidelberg (Germany) |
| 1995 – 1997 |
EU Marie-Curie Postdoctoral Fellow, University of Amsterdam and FOM Institute for Atomic and Molecular Physics (The Netherlands) |
| 2015 – 2017 |
Dean of the Department of Physics and Astronomy, Heidelberg University (Germany) |
| 2016 – |
Member, Editorial Board of Physical Review X |
| 2014 – |
Member, Editorial Board of the European Physical Journal ST |
| 2012 – 2015 |
Deputy Dean of the Department of Physics and Astronomy, Heidelberg University (Germany) |
| 2012 – 2013 |
Fellow, Marsilius Kolleg, Heidelberg University (Germany) |
| 2011 – 2015 |
Coordinator, EU ITN "Cooperativity in Highly Excited Rydberg Ensembles - Control and Entanglement" |
| 2011 – 2015 |
Chairman, Section "Atoms, Molecules, Quantum Optics and Plasmas" of the German Physical Society |
| 2010 – |
Founding Director, Heidelberg Center for Quantum Dynamics (Germany) |
| 2006 – 2008 |
Dean of Studies, Department of Mathematics and Physics, University of Freiburg (Germany) |
| 2006 – 2008 |
Chairman, Division "Quantum Optics and Photonics" of the German Physical Society |
| 2010 |
Fellow of the American Physical Society |
| 1986 – 1991 |
Fellowship of the German National Academic Foundation |