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- since 2016
- Full professor of Mathematics at the University of Siegen
- 2015
- Deputy professorship at the RWTH Aachen University (summer & winter semester 2015)
- 2014
- Deputy professorship at the KU Eichstätt-Ingolstadt (summer semester 2014)
- 2009-2015
- Lecturer at the University of Kaiserslautern
- 2010
- Habilitation in Mathematics at the RWTH Aachen University
- 2008-2009
- Research assistant at the Saarland University
- 2002-2008
- Scientific assistent at the Lehrstuhl B für Mathematik, RWTH Aachen University
- 10/02-02/03
- Guest at the Mathematical Institute of the University of Utrecht
- 2002
- PhD in Mathematics
- 2000-2002
- Research assistent at the Lehrstuhl B für Mathematik, RWTH Aachen University
- 1997-2000
- PhD scholarship from the graduate school Analyse und Konstruktion in der Mathematik
- 1997
- Diplom in Mathematics
- 1993-1994
- Teaching assistant at the Institut für Statistik und Wirtschaftsmathematik
- 1992-1997
- Study of Mathematics at the RWTH Aachen University