| 1981-1998 | Managing Director, Regional Department, ÖIE - Austrian Information Service for Development and Growth Policy, Carinthia |
| 1988-1991 | Freelance Consultant and Lecturer, University of Klagenfurt |
| 1991-2000 | Vice Mayor, City of Villach |
| 2001-2007 | Chief Financial Officer, Finance, Research & Development and Human Resources, Infineon Technologies Austria AG, Villach |
| 2007-2014 | Chief Executive Officer, Infineon Technologies Austria AG, Villach |
| since 2014 | Senior Director and, Industrial Affairs, Infineon Technologies Austria AG, Villach and "Head of committee for Research, technology and innovation of the Austrian Industrial Association" |
