Management Officer, Lagos Training Center, World Health Organization since 1989. Administration Officer, Onchocerciasis, World Health Organization, Nigeria, 1986-1989. Director, Support Program, Regional Office for Africa, World Health Organization, Brazzaville, Congo, 1979-1986.
V Minister, Budget, Finance, Industries, 1972-1978, Assistant Minister, Budget & Finance, 1968-1972, Ministry of Defence, Ethiopia. Director-General, Internal Revenue, 1962-1972, Director-General, Inspectorate General Credit & Finance, 1960-1962, Ministry of Finance, Ethiopia.