Squadron Leader Subir Dey worked as a Flight Commander in a fighter Squadron from March 1968 to April 1970. He has been associated with the Gnat aircraft since 1965. During this period, he attained 365 accident-free flying hours. Of a total of 245 hours flown in his present Squadron, he has completed 164 hours in instructing trainee pilots in combat weaponry. He was given the task of training pilots who were new to the aircraft. He completed this task in the shortest possible time. The measure of his success in training has been manifest in two successive Inter-Squadron Weapon Meets, wherein the aircrew trained by him distinguished themselves.
Throughout, Squadron Leader Subir Dey displayed professional skill and devotion to duly.