Lieutenant-General D. Michael Day joined the Canadian Forces in 1983 and was subsequently commissioned as an infantry officer into the 3Rd Battalion of the Princess Patricia's Canadian Light Infantry (PPCLI).
Early regimental duty was followed by a posting to the Toronto Scottish Regiment and Militia District Headquarters before returning to 3 PPCLI. In 1992, he successfully completed Joint Task Force Two (JTF 2) selection and his Special Operations Assaulter Course, and was employed as the first unit Adjutant and as a Troop Commander.
In 1995, Lieutenant-General Day was promoted to Major and subsequently posted to his Regiment's 2nd Battalion in Winnipeg where he served as the Operations Officer and as a Rifle Company Commander. In 1998, then Major Day attended the Canadian Forces Command and Staff College in Toronto, followed by a posting to National Defence Headquarters in Ottawa as the Staff Officer to the Director General Strategic Plans. Promoted to Lieutenant-Colonel in 2000, he went on to serve in the Chief of Defence Staff's Professional Development Section as the Chief of Staff. In 2001, he assumed the responsibilities of Acting Director - Counter Terrorism Special Operations and following the events of 9/11, he deployed to Afghanistan as part of Canada's initial response.
Following his deployment, Lieutenant-General Day returned to Winnipeg to command the PPCLI's 2nd Battalion. This period of his career would see him deploy to the Balkans as the Commander of the Canadian Battle Group to complete what would be his third operational tour in the area. In July 2005, Lieutenant-General Day returned to Ottawa as Commanding Officer JTF 2 and in June 2007, he assumed command of Canada’s Special Operations Forces.
Promoted to Major-General in April 2011, he deployed once again to Afghanistan, this time serving as the Deputy Commanding General of the NATO Training Mission where he was directly responsible for the development of all Afghan Security Forces including the Army, Police, Air Force and Special Forces.
In July 2012 upon his return to Ottawa, he was appointed the Director General International Security Policy and in 2013 assumed the responsibilities of Chief of Force Development. In July 2014, he was promoted to his current rank and was appointed as Deputy Commander, Allied Joint Force Command Naples.
Lieutenant-General Day has deployed operationally to the Middle East, Africa, the Balkans and
Afghanistan. He was awarded the Meritorious Service Cross and the US Legion of Merit amongst other awards for these deployments.
Lieutenant-General Day has a BA (with distinction) in Political Studies and History from the
Manitoba and a Masters in War Studies from the Royal Military College of Canada. He is an avid reader, slow runner and passionate golfer. He is tremendously fortunate to have the tolerant support of his wife, Laura, and two sons both of whom are Officer Cadets in the Canadian Military College System and will be commissioned into the Army.