as Student
| 1980 - 1994 | miscellaneous jobs in Austria and Germany during school and university holidays |
| 1991 - 1994 | Students instructor at the Department of Anatomy |
| (1/4 part of the contract of an “Universitätsassistent”) | |
| 1994 - 1995 | Teaching fellow at the Department of Anatomy |
| (1/2 part of the contract of an “Universitätsassistent”) |
as Medical Doctor (MD)
| 1995 - 1997 | “Vertragsassistent” (Research Associate) |
| University of Vienna | |
| 1997 - 2002 | “Universitätsassistent” (Assistant Professor) |
| Medical University of Vienna | |
| 2000 | Research Associate |
| National Institut for Medical Research (MRC unit), Mill Hill, London | |
| 2002 - | ao. Univ. Prof. (Associate Professor) |
| Medical University of Vienna |