The title "Power Engineer" is now the standardized Canadian designation for what used to be called a: Steam Engineer, Stationary Engineer, Operating Engineer, or Plant Operators.
A Power Engineer is responsible for providing light, heat, climate control, and power in buildings, industrial processes and thermal electric generating stations. These technically skilled professionals are in steady demand in Canada and around the world.
"A refrigeration operator's certificate of qualification entitles the holder to be a person in charge of any type and size of refrigeration plant." -From Safety Standards Act Power Engineers, Boiler, Pressure Vessel & Refrigeration Safety Regulation