Director, Office(s) of Program Coord & Administration, United Nations Centre for Human Settlements since 1979. United Nations Centre for Housing, Building & Planning, New York, 1976-1978. Habitat: United Nations Conference on Human Settlements, 1974-1976.
United Nations Office of Tech Cooperation, 1968-1974. United Nations Expert/Lecturer, University of Science & Technology, Khumsai, Ghana, 1963-1968. Assistant Lecturer, Central Regional Planning Board, Victoria, Canada, 1960-1963.
Assistant Planner, District of N Vancouver, Canada, 1958-1960.