Director, Sec Council & Pol Committee(s) Division, Department of Political and Security Council Affairs, United Nations since 1988. Director, Division of General Assembly Affairs, Office of the Secretary-General, United Nations, New York, 1983-1988. Senior Pol Affairs Officer, SPA, Office of the Secretary-General, United Nations, New York, 1979-1982.
Pol Affairs Officer, Department of Pol Affairs, Trusteeship & Decolonization, United Nations, New York, 1964-1978. Management & Consultant, various Brazilian companies, Brazil, 1958-1963. Public Administration Officer, Public Administration Department, SSo Paulo State Government, Brazil, 1957-1962.
Journalist, Folha da Manha (newspaper), Brazil, 1956-1958.