Executive Chairman, Asian Pacific Inc., consortium of 220 Iranian companies

Vice-chairman, Iran Association for Energy Economics

Secretary General, Iran Chamber of Commerce, Industries & Mines

Deputy Minister of Mines & Metals, Economics and International Affairs, September 1989-December 1993

Senior Advisor to Minister of Foreign Affairs, since 1984

President, Asian Energy Institute, 1989

Professor of International Economics and Energy Economics, University of Imam Sadegh, Tehran

Professor of Economics at the faculty of International Relations, Tehran

Representative of the Islamic Republic of Iran at the UN Disarmament Conference, Geneva, 1988-1989

President of the UN Disarmament Conference, Geneva, September 1988- February 1989

Ambassador of Islamic Republic of Iran to Kuwait, 1979-1984

Head of the delegation of the Islamic Republic of Iran at the 35th Session of the United Nations’ General Assembly, 1980

Chairman of Ministerial Council of the Regional Organization for Protection of Marine Environment (ROPME), Kuwait, 1982-1984

Director of Research on Energy Economics, Kuwait Institute for Scientific Research, Kuwait, 1978-1979

Professor and Director of CBNS, Energy and Resources, Washington University, Missouri, Saint-Louis, USA, 1974-1977