- General Manager of Exploration, Firefox Gold Corp (Finland)
- GIS and data analyst, SSE plc (United Kingdom)
- Exploration expert, OMV Norge (Norway)
- Geologist, Fugro Germany Marine GmbH (Germany)
- Consultant, Antea Group (Belgium)
- Senior Project Geologist, GoldSpot Discoveries Corp. (Canada)
- Structural geologist, oil and gas exploration geologist, Reliance Industries Limited (Indie)
- Head of the State Office For Nuclear Safety, National Institute for Nuclear, Chemical and Biological Protection
- Head of the Laboratories of Soil and Rock Mechanics, SG Geotechnika a.s.
- Exploration / structural geologist, Cairn Oil and Gas (Scotland)