Over 40 years of broad experience:
- 1984- 1988 Professor Chemistry Department Addis Ababa University
- 1991-1997 Member Office of Technology Assessment at the German Parliament (TAB)
- 2001-2003 Pre Accession Advisor at the Bulgarian Government
- 2005- 2006 Speaker Government Advisory Consultative Group at UNEP Dams and Development Project
- 2006-2012 Bundesratsbeauftragter für Hochwasserrisikomanagement
- 2003- 2020 Head of Division Surface Waters Flood Protection Saxon State Ministry for Environment and Agriculture
- June 20: Anhörung Umweltausschuss zu Auswirkungen des Kohleausstiegs (Structural change in lignite mining)
Committe work
- LAWA (Bund-Länder-Arbeitsgemeinschaft Wasser)
- Chairman of permanent working group „Surface Waters and Coastal Waters“
- Standing committee for Flood Protection and Hydrology
- IKSE (INTERNATIONALE KOMMISSION ZUM SCHUTZ DER ELBE)
- WGFP (European commission working group floods)
Assignments
- Professor Environmental Technologies in the Water Sector University of Applied Science Dresden (HTW)
- Chairman and Member of Committees and Working Groups in the Water Sector on International and National Level
- Broad Experiences in Strategic Planning, Disaster Management and Comprehensive Operation Planning