Senior Legal Officer, Office(s) of Legal Affairs, General Legal Division, United Nations since 1987. Legal Advisor, United Nations Interim Force in Lebanon, Lebanon, 1986-1987. Legal Officer, Office(s) of Legal Affairs, United Nations, New York, 1980-1986.
Attorney at Law, Walter, Conston, Schurtman & Gumpel, United States of America, 1976-1979. Independent Legal Consultant, Gauff Consulting Firm, United Republic of Tanzania, 1972-1975. Participant-time Language(s) Teacher, Goethe House, United Republic of Tanzania, 1972-1975.