He joined the 30th Field Artillery Regiment in 1977 while at the University of Ottawa. In 1981 he transferred to the Regular Force.
Lieutenant-General (Ret'd) Andrew Leslie CMM MSC MSM CD , retired Canadian Armed Forces lieutenant-general who served as Chief of Transformation and earlier as Chief of the Land Staff. He was the Member of Parliament for the riding of Orléans, from the October 19, 2015, federal election until he stood down at the 2019 Canadian federal election.