Major-General J.S. Sirois, OMM, CD

MGen JS Sirois, OMM, CD

Major-General Sirois is the Chief of Staff (Infrastructure and Environment) and Chief Military Engineer, Canadian Armed Forces. From Montreal, Major-General Sirois joined the Canadian Armed Forces in June 1982 as an Officer Cadet at the Royal Military College in St-Jean, QC. He graduated from the Royal Military College in Kingston, ON in 1987 with a degree in Civil Engineering. 

Upon completion of his training as an engineer officer at the Canadian Forces School of Military Engineering in Chilliwack, BC, he was posted in December 1987 to 2 Combat Engineer Regiment in Petawawa, ON. During his tour, he was employed in various positions in the administrative squadron, support squadron, regimental headquarters and as a field troop commander. He deployed to the Caribbean in 1989 for two months after Hurricane HUGO. He was also involved with the Aboriginal crisis in 1990 in Akwasasne, ON.

He was promoted to the rank of Captain in 1990 and posted as the Regular Support Staff Officer with 9e Escadron du génie de campagne in Rouyn-Noranda (Québec). In 1992 he returned to Petawawa, this time with the Base Construction Engineer Unit. In 1994, he was posted as Officer Commanding 51e Escadron de campagne with 5e Regiment du génie de combat in Valcartier, QC. Six months later he was seconded to 5e Groupe-Brigade mécanisé du Canada headquarters in Valcartier.

MGen Sirois was promoted to the rank of Major in 1995 and posted as a staff officer in the Engineer Branch of the United Nations Peace Force in Zagreb, Croatia, and later in Sarajevo, Bosnia. He returned to Canada in February 1996 and took command of 52e Escadron de campagne of 5e Régiment du génie de combat before redeploying to Bosnia for a six-month tour under OP ALLIANCE, the Canadian operation in support of IFOR. He came back to Canada in February 1997. Still, as a Squadron Commander, he became involved with the Quebec ice storm. He became the Deputy Commanding Officer of the unit in 1998.

In July 2000, upon graduation from the Canadian Forces Command and Staff College, he was promoted to lieutenant-colonel and posted to Ottawa as J3 Engineer Operations and Plans. In June 2002, he was appointed Commanding Officer of 5e Régiment du génie de combat. During his command, he deployed to Operation ATHENA in Kabul as the National Command Element Chief of Staff. Upon his return in August 2004, he was posted to Ottawa as Director Land Infrastructure.

In June 2006, promoted Colonel, he was posted to Kingston as the Chief of Staff Land Force Doctrine and Training System and remained until his assignment to the National Securities Program, summer 2008 where he completed a Master's degree in Security and Defence Management Policy. In July 2009, MGen Sirois returned to Ottawa as Director General Military Engineering. Concurrently to his formal assignments, from April 2006 to October 2009, MGen Sirois also filled the duties of Director Engineers. From June 2011 to July 2013, he commanded 5 Area Support Group in Montreal.

He returned to Ottawa in 2013, as Director Capability Integration. Promoted to Brigadier-General in October 2013, he became Project Leader, Military Personnel Management Capability Transformation (MPMCT). In January 2017, he was promoted to MajorGeneral and assumed his current role as the Chief of Staff (Infrastructure and Environment) and Chief Military Engineer.

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