3rd class power engineer jobs in Ottawa

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1,665 3rd class power engineer job listings in Canada. Find daily updated positions from leading job boards.


  • Ottawa, Canada Stelco Inc. Full-time €95,000 - €120,000 Contract

    With a legacy that spans over 100 years, Stelco is a company that has grown along with Canada and its global partners. We understand that twenty-first century competition demands the highest quality products, period. So, Stelco is bringing together the people, technology, and unmatched market knowledge to, once again, take on that challenge from here at...

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    Ottawa, Canada Lactalis Canada Inc Full-time €75,000 - €110,000 Contract

    Select how often (in days) to receive an alert: About Us: Welcome to Lactalis Canada!We’reproud to be Canada’s #1 branded dairy company and to be consistently recognized as one of the country’s top employers byForbes. Our purpose is to enrich and nurture the lives of Canadians by offering the best of dairy from Canada’s favourite dairy brands like...


  • Ottawa, ON, Canada University of Ottawa Full-time

    Operate campus power plant systems in Ottawa as a Third Class Operating Engineer, supporting heating, ventilation, air conditioning, and maintenance operations.The University of Ottawa seeks a relief engineer for its Power Plant at 141 Louis-Pasteur. You will assist the Shift Engineer, maintain equipment, investigate calls, and support reliable campus...


  • Ottawa, 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...


  • Ottawa, ON, Canada University of Ottawa Full-time

    Third Class Operating Engineer, Relief# Careers## Third Class Operating Engineer, ReliefApply: Ottawa, ON: 141 Louis-Pasteur: Full time: Posted Today: End Date: November 23, 2026 (10 days left to apply): JR41244**Follow us on LinkedIn****Posting Reason:**Replacement of a regular position**Job Type:**Employee**Anticipated Duration in Months** (for...


  • Ottawa, Ontario, Canada Nova Scotia Health Full-time

    Use boiler monitoring and mechanical systems expertise as a 4th Class Power Engineer at Digby General Hospital. This casual relief assignment has no guaranteed hours.Working in FMS Plant Operations, you will help ensure facility infrastructure remains operational and maintained. The position requires troubleshooting, repairs, and operation of boilers and...


  • Ottawa, Canada Stelco Inc. Full-time €95,000 - €120,000 Contract

    Operate industrial utilities for Stelco in Nanticoke, Ontario, using power-engineering certification and strong physical readiness. Work safely across demanding plant conditions on rotating shifts. This permanent Third Class Power Engineer position supports Stelco’s Lake Erie facility and reports to the Area Manager, Operations. The role requires...


  • Ottawa, Canada Canadian Nuclear Laboratories Ltd. Full-time €70,000 - €110,000 Contract

    Are you looking for a role that will challenge you? If you answered yes, then this may be the job for you! Under the supervision of the Chief Operating Engineer or designate, successful candidates will be responsible for performing the duties required of an Operating Engineer CLASS 3 (CL3). What you will be doing! - Operating Chalk River Laboratories (CRL)...


  • Ottawa, Canada Canadian Nuclear Laboratories Ltd. Full-time €70,000 - €110,000 Contract

    Operate CRL Powerhouse equipment as a Class 3 Operating Engineer at Chalk River Laboratories, using HVAC systems and safety controls onsite. Under the Chief Operating Engineer’s supervision, this position operates and maintains heating, ventilation, and air conditioning equipment. Duties include high-pressure steam boilers, refrigeration compressors,...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada Johnson Controls, Inc. Full-time

    ## Electrical Apprentice 3rd (Day Shift)Applylocations: Nisku-Alberta-Canadatime type: Full timeposted on: Posted Todayjob requisition id: WD30274704**Company Overview**Founded in 1994 in Edmonton, Silent-Aire is a global leader in custom HVAC solutions, specializing in precision cooling for data centers and mission-critical environments. From the beginning,...


  • Ottawa, Ontario, Canada Johnson Controls, Inc. Full-time

    ## Electrical Apprentice 3rd (Day Shift)Applylocations: Nisku-Alberta-Canadatime type: Full timeposted on: Posted Todayjob requisition id: WD30274704**Company Overview**Founded in 1994 in Edmonton, Silent-Aire is a global leader in custom HVAC solutions, specializing in precision cooling for data centers and mission-critical environments. From the beginning,...


  • Ottawa, ON, Canada Penske Full-time

    Location: 77 North Queen St Toronto, ON, M8Z 2C7Shift: Tuesday To Saturday 6:00am to 2:30pmShift Premium: 2nd Shift ($3) 3rd Shift ($4) Weekend ($3)Pay: $33-35/hrPosition Summary:EXPERIENCED TRUCK MECHANIC’S APPRENTICE LOOKING FOR A BETTER OPPORTUNITY? Penske is the right Company to enhance your current skillset and provide you with the support you need to...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada Softchoice Full-time €120,800 - €151,000 Temporary

    Why You’ll Love Softchoice At Softchoice, a World Wide Technology (WWT) company, we work together to make a new world happen. As an IT solutions provider serving U.S. commercial and SMB organizations, as well as the entire Canadian market, we help organizations turn ambition into real‑world outcomes. We do this through the delivery of secure cloud, AI,...


  • Ottawa, Ontario, Canada Softchoice Full-time

    Why You’ll Love SoftchoiceAt Softchoice, a World Wide Technology (WWT) company, we work together to make a new world happen. As an IT solutions provider serving U.S. commercial and SMB organizations, as well as the entire Canadian market, we help organizations turn ambition into real‑world outcomes. We do this through the delivery of secure cloud, AI,...


  • Ottawa, Canada Agnico Eagle Full-time €81,000 - €87,000 Contract

    WHAT DOES AGNICO EAGLE VALUE? At Agnico Eagle, our values never waver. We believe in trust, respect, equity, family and responsibility. Why? Because they express who we are, and they have helped us succeed in business for over 60 years. We value you - your unique set of skills and experience. We value your willingness to build those skills and make a...


  • Ottawa, Canada Agnico Eagle Mines Limited Full-time €70,000 - €110,000 Contract

    At Agnico Eagle, our values never waver. We believe in trust, respect, equity, family and responsibility. Why? Because they express who we are, and they have helped us succeed in business for over 60 years. We value you – your unique set of skills and experience. We value your willingness to build those skills and make a meaningful contribution to our...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada QUALCOMM, Inc. Full-time €121,000 - €171,000 Temporary

    Job Area Engineering Group, Engineering Group > Hardware EngineeringCompany Qualcomm Canada ULC Job Area Engineering Group, Engineering Group > Hardware Engineering General Summary As a leading technology innovator, Qualcomm pushes the boundaries of what\ 's possible to enable next-generation experiences and drives digital transformation to help...


  • Ottawa, Ontario, Canada QUALCOMM, Inc. Full-time

    Job Area Engineering Group, Engineering Group > Hardware Engineering Company Qualcomm Canada ULC Job Area Engineering Group, Engineering Group > Hardware Engineering General Summary As a leading technology innovator, Qualcomm pushes the boundaries of what\'s possible to enable next-generation experiences and drives digital transformation to help create a...


  • Ottawa, Canada Greater Sudbury Hydro Inc Full-time €114,000 - €124,000 Contract

    Electrical Substation Engineer (Stations Engineer) Greater Sudbury Hydro Inc (GSHI) is a trusted electrical distribution company delivering safe and reliable electricity to the City of Greater Sudbury and West Nipissing. GSHI is part of Greater Sudbury Utilities, a diversified, community-owned corporation focused on excellence, innovation, and growth. The...


  • Ottawa, ON, Ottawa Census Division, ON; Ontario, Canada SiTime Corp. Full-time €160,920 - €230,140 Temporary

    About SiTime SiTime is the Precision Timing company. Timing is the heartbeat of all electronics, ensuring performance, resilience and scalability. For decades, quartz devices, non-silicon technology, have kept systems in sync, but they struggle in harsher, more demanding environments. MEMS-based Precision Timing delivers greater accuracy, smaller size and...