Associate Professor, Department of Community Health Sciences, Aga Khan University, 2016 till date
Assistant Professor, Department of Community Health Sciences, Aga Khan University, 2005-2016
Senior Instructor, Department of Community health Sciences, Aga Khan University, 1996-2005
Instructor, Department of Community health Sciences, Aga Khan University, 1992-1996
Instructor, Department of Community Health Sciences, Baqai Institute of Health Sciences, Baqai Medical University, Karachi, Pakistan, 1990-1992
Medical officer, Ehsan Medical Center, Karachi, 1988-1989