* Fellow, King's College, Cambridge University (1969–1973, 2007– for Life)
* Professor at H.E.J. Research Institute of Chemistry at Karachi University
* Professor Emeritus at H.E.J. Research Institute of Chemistry at Karachi University (2012)
* Coordinator General of COMSTECH(1996–2012)
* Federal Minister of Science & Technology (2000–2002)
* Federal Minister of Education (2002)
* Federal Minister/Chairman, Higher Education Commission, Pakistan (resigned due to govt issues)(2002–2008)
* Advisor to the Prime Minister of Pakistan on Science and Technology(2002–2008)