Brigadier-General Holt joined the Canadian Army (Regular) in 1966. A graduate of CMR and RMC as a Mechanical Engineer, he served in a number of appointments with 2 Service Battalion Petawawa, 1 RCR London and 4 Service Battalion Lahr, Germany, and later assigned to the original Leopard Tank Project in Germany. Completing a Master's Degree in Mechanical Engineering in 1981, he was posted to a Project Mgmt job in Ottawa and later attended Staff College in Toronto. Promoted LCol in 1986, he served the Air Force as Senior Staff Officer Electrical and Mechanical Engineering. In July 1989, he returned to Germany to command the Base Technical Services Branch. He served the next four years in NDHQ in the Military Personnel Group before moving to the Materiel Group as Project Mgr of the LAV Project. Subsequently, he was appointed Director Land Equipment Resources Management and EME Branch Advisor in August 2001. He was inducted into the Order of Military Merit in the grade of Officer in May 2002. In 2002 he was promoted Brigadier-General and appointed Director General Land Equipment Program Management (DGLEPM) responsible for the acquisition, mgmt and disposal of all land equipment for the Canadian Forces. He retired in 2005, and was appointed EME Col Comdt in 2008.