Member: Government Council on Research & National Planning, 1979-1982. Gov Council & Board, Norwegian Institute of International Affairs, Oslo, 1977-1984. Board, Chr Michelsen Institute, Department of Social Sciences & Development, Bergen, 1977-1984.
Ambassador, Permanent Representative of Norway, Geneva, Permanent Mission of Norway since 1990. Ambassador to Sweden, 1984-1990. Ambassador & Special Advisor to the Foreign Minister on Arms Control & Disarmament, 1977-1984.
Chairman, Government Advisor Council for Arms Control & Disarmament, 1982-1984. Director-General, Head of Policy & Planning Department, Ministry of Foreign Affairs, 1978-1984. Member, United Nations Secretary-General Advisor Council on Disarmament Information, 1979-1984.
President, 1980 Review Conference of the Convention on the Prohibition of the Development, Production and Stockpiling of Bacteriological and Toxin Weapons and on their Destruction. Head, Norwegian Delegation to United Nations Special Session on Disarmament, 1982, 1978. Deputy Chief of Mission, Norwegian Embassy, Washington, District of Columbia, 1975-1977.
Minister Counsellor, Norwegian Embassy, Vienna and Head of Delegation to MBFR Negotiations, 1973-1975. Head, Arms Control & Disarmament Division, Ministry of Foreign Affairs, 1969-1973. Counsil, Ministry of Foreign Affairs, 1968-1969.
Rch Fellow, Center for International Affairs, Harvard University, 1967-1968. First Secretary, Norwegian Delegation to North Atlantic Treaty Organization, 1965-1967. Ministry of Foreign Affairs, 1962-1965.
Second Secretary, Norwegian Embassy, Washington, District of Columbia, 1960-1962. Attache, Norwegian Embassy, Havana, 1959-1960. Ministry of Foreign Affairs, 1958-1959.