| 1984 to 1989 |
Work as a systems analyst and programmer at Software-Ley-GmbH in Pulheim near Cologne |
| 1989 to 1995 |
Employment at Ploenzke Informatik GmbH, later CSC Ploenzke AG, working as a systems analyst and project manager |
| since 1996 |
Professor at the departement of Economics at TH Mittelhessen, specializing in Business Informatics and Business Administration |
| since 2000 |
Publicly appointed and sworn expert for information processing - systems and applications (Chamber of Industry and Commerce Koblenz), Major : Court-appointed expert in disputes concerning software projects |
| since 2006 |
Member of the expert committee for information processing of the Chambers of Industry and Commerce |
| 2014 |
Project management of "Development of an internationalization strategy for THM" |
| from mid-2015 |
Head of the THM Internationalization Commission, representative of the departement in the project group for the HRK audit "Internationalization", currently member of the successor body "Working Group Internationalization" |