Consultant - General Surgery at Mayom Hospital
1996 - 2009 Professor of Surgery at College of Medical Science & associated G.T.B Hospital
1987 - 1996 Reader of Surgery at University College of Medical Sciences
1986 - 1987 Asst. Professor In Surgery at Maulana Azad Medical College
1973 - 1986 Lecturer in Surgery at University College of Medical Sciences
1968 - 1972 Medical Officer at C.G.H.S
Former Dean & Head Of Surgery at Faculty Of Medical Sciences, Delhi University
Former Chairman at Board Of Research & Studies , Delhi University
1974 - 1977 Surgeon & Head of Anatomy at Worked as Surgeon to Colonial War Memorial Hospital and also as Head of Anatomy at FIJI School of Medicine, University of South Pacific , Fiji
1991 - 1996 Consultant Surgeon at Worked as consultant surgeon & Head of surgery at Sungai Petani Gov. Hospital , Malaysia
2009 - 2010 Senior Consultant at Max Hospital
2009 - 2010 Senior Consultant at Rockland Hospital