Dr. Rizvi has adhered almost entirely to teaching as profession which he considers his true passion. He turned to teaching at the tender age of 19 as lecturer in Arabic at Government College Bahawalpur, from where he moved to Government College Sargodha and continued there up to 1984 when he became the principal of Government Ambala Muslim College Sargodha. In 1985 he proceeded on deputation to the Islamic Research Institute, International Islamic University, Islamabad where he served as Chief Bureau of Translation for six years. In 1991 he became Head of the Department of Arabic at Government College Lahore (now a university), opting for a pre-mature retirement in 1995 in order to focus on his personal research pursuits. He continued in the Government College Lahore, though, as a visiting professor later to be honored as Distinguished Professor – a lifetime posting. Dr. Rizvi has been on the visiting faculty of many educational institutions including University of the Punjab, Lahore University of Management Sciences (LUMS), FAST-NU etc. He also sits on the board of numerous literary and educational bodies.