1

Third Class Operating Engineer Jobs in Toronto, ON

Building Operator 3

Toronto, ON · On-site

CA$68K - CA$85K/yr

Ontario 3rd Class Stationary Engineer's License * Ontario Refrigeration Class B License * Ontario Building Environmental Systems (BES) Operator Class I * Ontario Skilled Trade License (e.g ...

... class. Unsolicited Resumes from Third-Party Recruiters Please note that as per Dana policy, we do not accept unsolicited resumes from third-party recruiters unless such recruiters were engaged to ...

... class. Unsolicited Resumes from Third-Party Recruiters Please note that as per Dana policy, we do not accept unsolicited resumes from third-party recruiters unless such recruiters were engaged to ...

New

next page

Showing results 1-20

Third Class Operating Engineer information

What is the difference between Third Class Operating Engineer vs Second Class Operating Engineer?

AspectThird Class Operating EngineerSecond Class Operating Engineer
CredentialsRequires a Third Class license, often with specific experienceRequires a Second Class license, more extensive experience and testing
Work EnvironmentOperates boilers, pumps, and HVAC systems in buildings or facilitiesHandles larger or more complex systems, often in industrial or larger commercial settings
Employer & IndustryCommonly employed in commercial buildings, hospitals, and schoolsFound in industrial plants, large commercial facilities, and power plants

The main difference between a Third Class Operating Engineer and a Second Class Operating Engineer lies in their licensing requirements, scope of work, and the complexity of systems they operate. Second Class licenses permit handling larger and more complex equipment, often in industrial settings, while Third Class licenses are suitable for smaller systems in commercial buildings.

What are popular job titles related to Third Class Operating Engineer jobs in Toronto, ON? For Third Class Operating Engineer jobs in Toronto, ON, the most frequently searched job titles are:
What job categories do people searching Third Class Operating Engineer jobs in Toronto, ON look for? The top searched job categories for Third Class Operating Engineer jobs in Toronto, ON are:
What cities near Toronto, ON are hiring for Third Class Operating Engineer jobs? Cities near Toronto, ON with the most Third Class Operating Engineer job openings:
Infographic showing various Third Class Operating Engineer job openings in Toronto, ON as of July 2026, with employment types broken down into 1% As Needed, 54% Full Time, 44% Part Time, and 1% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution.

Other

Posted 29 days ago


Job description

Job Description Diploma or degree in Environmental Engineering/Technology, Water & Wastewater Technology, Chemical Engineering, Mechanical Engineering, or Power Engineering. TSSA-recognized Power Engineer Certificate (3rd or 2nd) Class. Wastewater Treatment Operator Certification (Class II-IV) or eligibility to obtain.

Additional training in confined space, WHMIS, and process safety is an asset. 5-10 years experience in industrial wastewater treatment, utilities, or power plant operations. Supervisory/leadership experience in a unionized or industrial environment.

Experience with SCADA/DCS control systems and process optimization. Strong understanding of environmental regulations, boiler safety codes, and reliability practices.