His first posting was as a Medical Officer to Her Majesty's Canadian Ship (HMCS) Preserver "followed by a four year posting at Canadian Forces Base Gagetown, New Brunswick during which time he served a General Duty Officer, Flight Surgeon and Surgical Resident.
"[3] In 1986, he was posted as Medical Officer to Canadian Forces Station Masset in the Queen Charlotte Islands, British Columbia.
The following year, he was promoted to Lieutenant-Colonel and posted as Senior Staff Officer, Regional Medicine at Air Command Headquarters, Winnipeg, Manitoba.
Two years later, he went on "a tour as Force Medical Officer with the United Nations Mission in Haiti from April to August of 1996.
"[7] Upon returning to Canada in 1996, he was posted as the Medical Advisor to the Chief of Land Staff in Ottawa, Ontario.