United Nations Resident Coordinator/Resident Representative, Representative of Korea, United Nations Development Programme since 1989. Chief, Division I, Regional Bureau for Asia & the Pacific, United Nations Development Program, New York, 1988-1989. United Nations Development Program Resident Representative, Maldives, 1983-1988.
United Nations Development Program Deputy Resident Representative, Myanmar, 7883, Papua New Guinea, 1983-1988, Representative of Vietnam, 1975, Sudan, 1972-1975. Loan Officer, World Bank, 1969-1972. Economist, Planning Bureau, Suriname, 1966-1969.
Project(s) Officer, Trade Policy Officer, Ministry of Foreign Affairs, Netherlands, 1961-1966.