| 1983-1995 | Officer, German Air Force, various |
| 1988-1991 | Chief Instructor, Airforce Technical Academy, Augsburg, Germany |
| 1991-1995 | Project Officer, NATO HQ, Brunssum, Netherlands |
| 1995-1997 | Senior Software Engineer, NATO Programming Center, Glons, Belgium |
| 1997-2002 | Software Project Manager & Chief Architect, NATO (NACMA), Brussels, Belgium |
| 2002-2006 | Chief System Design, ThalesRaytheonSystems, Paris, France & Los Angeles, USA |
| Managing Partner & Chief Technology Officer, COS-Systems GmbH, Düsseldorf, Germany |
| 2006-2014 | Global Programme Manager, DB Schenker, Essen, Germany |
| since 2006 | Managing Director & Owner, Xenadi GmbH, Hamburg, Germany |
| 2013-2015 | Lecturer, University of Applied Sciences, Hamburg, Germany |
| 2015-2015 | CIO & acting Member of the Board, Swissgrid AG, Laufenburg, Switzerland |
| 2015-2017 | CTO Innovation, Solera Holdings Inc., Dallas, USA |
| 2016-2018 | Global CIO/CTO, Solera Holdings Inc., Dallas, USA |
| 2017-2018 | CTO, MetaView Group GmbH, Zürich, Switzerland |
| since 2017 | CEO & Co-Founder, CellmatiQ GmbH, Hamburg, Germany |
