Mr. Grégoire graduated in civil engineering at the École Polytechnique de Montréal in 1978 and completed the courses curriculum of the master’s degree program in transportation at the Université de Montréal. He obtained his airline pilot license in 1980 and joined Transport Canada, Québec Region, in 1983.
Mr. Grégoire held various positions with increasing levels of responsibility such as Regional Director of Civil Aviation and Regional Director General (Québec Region).
In September 2003, Mr. Grégoire was appointed Assistant Deputy Minister of Safety and Security, Transport Canada. The Safety and Security Group is responsible for the development and enforcement of regulations and national standards, as well as for the implementation of monitoring, testing, and inspections, which contribute to safety and security in the aviation, marine, rail and road modes of transport.
In June 2010, he was appointed Commissioner of the Canadian Coast Guard.