| 10/2016 - | University Professor, Chair Communication and Networked Systems, Faculty of Computer Science, Otto von Guericke University Magdeburg |
| 05/2014 - 09/2016 | University Professor, Institute for Computer Science, WWU Münster, Münster |
| 08/2013 - 04/2014 | University Professor, Institute for Computer Science, FU Berlin |
| 07/2007 - 07/2013 | Junior-Professor, Institute for Computer Science, FU Berlin |
| 09/2005 - 06/2007 | Research Assistant, Computer Science, RWTH Aachen University |
| 09/2004 - 08/2005 | PostDoc, International Computer Science Institute (ICSI), Berkeley, CA, USA |
| 10/1998 - 08/2004 | Research Assistant, Computer Science, RWTH Aachen University |
