Since 2006 Research Assistant at the Center for General Linguistics (ZAS), Berlin
SoSe 2010 Professorial representation for Pragmatics at the University of Duisburg-Essen, Department of German Studies/Linguistics
2003 - 2006 Assistant Professor (Adjunct) at the University of Southern Denmark in Humanistic Information Sciences
2003 Research Assistant at the Centre for General Linguistics, Typology and Universality Research, Berlin
1999 - 2001 Research assistant in the DFG project LA 633/5-1 on 'Semantic and pragmatic aspects of dialogue interpretation' at the Humboldt University of Berlin
1998 - 1999 Researcher at the Institute for Theoretical Computer Science and Mathematics at the University of the Federal Armed Forces, Neubiberg
1993 - 1996 Supported member of the Research Training Group 'Language, Information, Logic' at the Centre for Information and Language Processing (CIS), Ludwig-Maximilians University Munich