In 1945 he trained as a pilot, and was one of a few doctors to be employed as a Flying Medical Officer. After serving on bomber stations and at the Institute of Aviation Medicine at Farnborough, in 1950 he joined No 1 Flying College Course for experienced senior aircrew. His ability was recognised when, on graduation, he was appointed to the staff. He then qualified as a senior specialist in radiology and in 1953 went to HQ Bomber Command, where he was the Deputy Principal Medical Officer (Flying).