Production Manager, The Boots Company (Pak) Ltd., Karachi. (March 1987 – January 1989)
Production Manager, Searle (Pak.) Ltd., Karachi. (November 1983 – March 1987)
Assistant Professor, Department of Pharmaceutics & Industrial Pharmacy, Faculty of Pharmacy, University of Al-Faateh, Tripoli, Libya. (April 1979 – August 1983)
Lecturer, Department of Pharmaceutics & Industrial Pharmacy, Faculty of Pharmacy, University of Al-Faateh, Tripoli, Libya. (September 1976 – April 1979)
Chairman, Department of Pharmaceutics & Industrial Pharmacy Department of Pharmaceutics & Industrial Pharmacy, Faculty of Pharmacy, University of Al-Faateh, Tripoli, Libya. (December 1977 – December 1981)
Graduate Teaching assistant, Department of Pharmaceutics, Faculty of Pharmaceutical Sciences, University of British Columbia Vancouver, BC, Canada. (September 1970 – August 1973)
Central Drugs Laboratory, Government of Pakistan, Karachi. Worked with the committee assigned with the compilation and scrutiny of Pakistan Pharmacopoeia (January 1968 – June 1960)