2013-today: Full professor, RWTH Aachen University, Germany. Head of the research group Theory of Hybrid Systems. Research topics: SMT solving, formal methods for probabilistic and hybrid systems.

2008-2013: Junior professor, RWTH Aachen University, Germany. Head of the junior research group Theory of Hybrid Systems. Research topics: SMT solving, formal methods for probabilistic and hybrid systems.

2007-2008: Postdoctoral researcher, Jülich Research Centre, Germany. Research topics: parallel and high-performance computing, performance analysis.

2005-2007: Postdoctoral researcher, Albert-Ludwigs-University Freiburg, Germany. Research topics: Verification of hybrid systems, bounded model checking, SAT and SMT solving.

1999-2005: Ph.D. student, Christian-Albrechts-University Kiel, Germany. Research topics: Deductive proof systems for multithreaded object-oriented languages.