Junior research fellow University Uppsala, Sweden, 1982—1988, economic history professor Sweden, since 1996. Director of research Museum of Work, Norrköping, Sweden, 1988—1995. Researcher University Dalarna, Borlänge, Sweden, 1995—1996.
Adjunct professor Royal Institute of Technology, Stockholm, 2005—2010. Professor Uppsala University, since 1996.
Chairman research committee Museum of Work, Norrkõping. Representative of Uppsala University Gruvrådet, Stora Kopparberget. Member of Faculty of Social Science Uppsala University, National Committee Technology Social Science at Royal Academy of Sciences (member docent ship committee), Advisory Cultural Studies Institute Sweden (Stockholm representative Uppsala University).
1982 - 1988
1988 - 1995
1995 - 1996
2005 - 2010