3rd class operating engineer jobs in Toronto

10,000 3rd class operating engineer job listings in Canada. Find daily updated positions from leading job boards.


  • Toronto, ON, Canada Sunnybrook Health Sciences Centre Full-time €70,000 - €100,000 Contract

    - - Job Summary and Qualifications: - Job Summary and Qualifications: - Summary of Duties - - Operates boilers, steam/electric chillers, diesel generators, GTG cogeneration plant, medical gas and HVAC systems and all other associated equipment in the hospital’s power plant and mechanical rooms. - Operates and maintains building automation and HVAC...


  • Toronto, ON, Canada Sunnybrook Health Sciences Centre Full-time €70,000 - €100,000 Contract

    Seize the opportunity as a 3rd Class Operating Engineer responsible for power plant and HVAC operations in a healthcare setting. Bring your skills to this vital position. In this role, you will operate a variety of equipment including boilers and chillers while ensuring regulatory compliance and efficiency. Regular maintenance and troubleshooting of HVAC...

  • Operating Engineer B

    13 hours ago


    Toronto, ON, Canada University of Toronto Full-time €76,000 - €103,000 Contract

    Select how often (in days) to receive an alert: Operating Engineer B (3rd Class) - Building Shift Operations Description: General Description of Class: Under the direction of the Chief Operating Engineer and/or the Assistant Chief Engineer, the incumbent is responsible for building shift operations governed by TSSA regulations. The shift engineer is...

  • Refinery Operator

    2 days ago


    Toronto, Canada Lonestar West Inc Full-time €78,000 - €80,000 Contract

    Safety-Kleen is seeking a skilled and motivated Refinery Operator (3rd Class Power Engineer) to join our team in Breslau, Ontario. This is an exciting opportunity to build your career with an industry leader while working in a dynamic refinery environment committed to safety, operational excellence, and environmental responsibility. As a Refinery Operator,...

  • Refinery Operator

    13 hours ago


    Toronto, Canada Lonestar West Inc Full-time €78,000 - €80,000 Contract

    Safety-Kleen in Breslau, Ontario is hiring a Refinery Operator (3rd Class Power Engineer) to support safe, efficient refinery operations. You will monitor processing systems, perform inspections and adjustments, and help ensure compliance with company policies and regulatory requirements. This is a Local 793 union-based position with 12-hour shifts on a...


  • Toronto, ON, Canada University of Toronto Full-time €76,000 - €103,000 Contract

    The University of Toronto is seeking an Operating Engineer B (3rd Class) to supervise building shift operations and ensure safe, economical operation of mechanical systems in accordance with TSSA regulations. You will perform routine rounds, monitor cooling/heating equipment, respond to alarms, coordinate with outside contractors, and maintain logs. The...

  • Shift Engineer

    13 hours ago


    Toronto, ON, Canada Michael Garron Hospital Full-time $70,000 - $90,000 Contract

    Michael Garron Hospital in Toronto is seeking a Shift Engineer to oversee safe, efficient plant operations and maintenance of the steam plant, chillers, HVAC systems and related equipment in mechanical rooms. Shifts include 8- or 12-hour rotations across days, evenings, nights, weekends and holidays.The role requires a 3rd Class Operating Engineer's TSSA...


  • Toronto, Canada Saputo, Inc. Full-time €93,000 - €105,000 Contract

    At Saputo, we bring good to the table by making high-quality products, investing in our people, and supporting communities around the world . As a top 10 global dairy processor, we value contributions that matter and strive to foster an inclusive, growth-driven work environment. Ready to bring your best? Overview of the role Saputo Dairy Products Canada...


  • Toronto, Ontario, Canada Mace Staffing Solutions Full-time $34 - $35 Permanent

    Job Description 3rd Class Power Engineering License.1-3 years of experience working in Manufacturing Industries.Amonia experience would be strong Asset.Food Industry experience would be strong asset.Able to work different shifts.

  • 3rd Class Engineer

    4 days ago


    toronto, canada Canadian Adventure Charters Full-time

    Seeking a 3rd Class Engineer for a luxury explorer yachting company responsible for vessel operations and corporate success. Requires extensive experience in Arctic/Antarctic marine industries and yachting, with strong leadership and strategic planning skills.

  • 3rd Class Engineer

    4 days ago


    toronto county, canada Canadian Adventure Charters Full-time

    Seeking a 3rd Class Engineer for a luxury explorer yachting company responsible for vessel operations and corporate success. Requires extensive experience in Arctic/Antarctic marine industries and yachting, with strong leadership and strategic planning skills.


  • Toronto, ON, Canada Touchstonepersonnel Full-time €94,000 - €97,000 Contract

    Elevate your profession as a 2nd Class Operating Engineer in Scarborough, with a salary range of $94k-$97k. Focus on hands-on projects related to boiler systems in a continental shift setting. Our client, celebrating 70 years in the liquid processing sector, seeks a capable 2nd Class Operating Engineer. Candidates should be excellent communicators, adept...


  • Toronto, Canada Saputo, Inc. Full-time €93,000 - €105,000 Contract

    Elevate your engineering career as a 4th Class Operating Engineer at Saputo. This full-time role focuses on the safe operation and maintenance of critical plant systems in a thriving work environment. Join Saputo Dairy Products Canada G.P. and contribute to a stimulating and safe atmosphere. As a 4th Class Operating Engineer, you will oversee utilities such...


  • Toronto, Canada Canadian Nuclear Laboratories Full-time €70,000 - €95,000 Contract

    Are you looking for a role that will challenge you? Can you see yourself as an Operating Engineer, Class 3, ensuring the safe and efficient operation of critical utility, power generation, and HVAC systems that support site operations? Do you enjoy monitoring complex equipment, troubleshooting issues, maintaining system performance, and contributing to a...


  • Toronto, ON, Canada Touchstonepersonnel Full-time €94,000 - €97,000 Contract

    2nd Class Operator Engineer – $94k-$97k – Scarborough Our client is a 70 year old liquid processor with multiple facilities in North America. They are looking to hire a 2nd class operating engineer ASAP to join their team. The position will require a hands-on 2nd Class Operating Engineer to work with the company’s boiler systems on a continental...


  • Toronto, Canada Canadian Nuclear Laboratories Full-time €70,000 - €95,000 Contract

    Canadian Nuclear Laboratories seeks an Operating Engineer, Class 3, to ensure safe and efficient operation of boilers, HVAC and related utility systems that support site operations at Chalk River. The role requires experience with regulated industrial environments, strong safety focus, and the ability to maintain logs and respond to system conditions. This...


  • toronto, canada Arctic Luxury Yacht Full-time

    Seeking a 3rd Class Engineer to manage vessel operations and marine system development for a marine exploration company, requiring 10 years of Arctic experience.


  • toronto county, canada Arctic Luxury Yacht Full-time

    Seeking a 3rd Class Engineer to manage vessel operations and marine system development for a marine exploration company, requiring 10 years of Arctic experience.

  • Power Engineer

    1 week ago


    Toronto, ON, Canada Kruger Inc. Full-time

    Corner Brook Pulp and Paper Limited, part of Kruger Publication Papers, is seeking a Power Engineer to operate the Steam Plant and maintain related systems in Corner Brook, NL. You will oversee a high‑pressure boiler, water treatment, and a 17 MW Turbogenerator while upholding safety and efficiency standards.Ideal candidates have a 3rd Class Power...


  • Toronto, Canada Tbpulpandpaper Full-time €52,000 - €74,000 Contract

    Job Postings | March 2, 2026 2nd Class Power Engineer We are looking for a 2 nd Class power engineer to join our team to fill a current vacancy. Candidates must have at least a 2nd Class Certificate and be able to legally work in Canada at the time of applying for the position. Candidates should have industrial experience and be able to work safely...