M. A. Rashid returned to Pakistan in 1970, and joined Quaid-i-Azam University as a professor. Rashid, in midst of 1971 Winter war, was serving as a research associate in Quaid-i-Azam University when dr. Abdus Salam had asked him to join Pakistan Atomic Energy Commission (PAEC). Munir Ahmad Rashid, along with Fayyazuddin, attended the famous ""Multan Meeting" in January 1972. It was here Salam had delegated numerous mathematicians at the Quaid-i-Azam University to participate in the nuclear research program. Rashid began to work with dr. Asghar Qadir's group in PAEC and formed Mathematical physics research group. He then was transferred to Riazuddin's Theoretical Physics Group (TPG) where he had closely worked with Riazuddin in the development of nuclear weapons.