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Mechanical Technician - HVAC (Contract) - Pickering


Pickering, ON, CA, L1V 2R5

Req ID:  29781

Status: Term Contract (up to Pickering End of Commercial Operation, currently scheduled for 2024)

Education Level: Minimum Grade 12 diploma and Certification of Qualification (313A + ODP Card)

Location(s): Pickering, ON

Shifts(s): Shift Work (8-10 hour Day shifts)

Travel: Yes – As required

Deadline to Apply: May 14, 2021


BE THE GENERATION to challenge and change.

At Ontario Power Generation (OPG), our values are our strengths. They are fundamental truths about us that don’t change. Safety. Integrity. Excellence. People and Citizenship.  We operate a diverse portfolio of generation assets including nuclear, hydroelectric, biomass and solar, and offer challenging and unique work opportunities. BE THE GENERATION to power tomorrow.



OPG is looking for qualified candidates to join our Facilities team as Mechancial Technicians (HVAC) with openings at the Pickering Nuclear Generating Station, 40 km east of Toronto, along Lake Ontario. 


As a TERM employee for Ontario Power Generation you will be required to join a local Building Trades Union and will be supporting the long-term life of the Pickering Generating Station. You will receive an attractive wage and benefit package through the Building Trades Union.


This is an exciting opportunity to work in an environment where you will contribute to Ontario Power Generation’s continued growth and success in generating safe, clean, reliable low-cost power in a sustainable manner.



A Mechanical Technician (HVAC) works on refrigeration, cooling and combined heating cooling combination systems including geo-exchange systems in residential, industrial, commercial, and institutional settings. Specifically, a Mechanical Technician (HVAC):

  • Plans, lays out, installs, starts-up, connects, maintains, services, repairs, tests, verifies, commissions and de-commissions refrigeration and air conditioning systems, electronic components and their accessories
  • Installs and connects piping for the purpose of conveying all types of refrigerants used for both primary and secondary heating and cooling
  • Checks efficiency outputs and parameters; inspects and checks operation and integrity of components; determines set points; replaces defective, leaking, discoloured and worn components; performs shut-downs and lock outs; makes adjustments to pressures and controls; cleans and lubricates components; checks calibrations; reassembles and repairs components and systems; starts-up, tests and charges the systems
  • Measures, cuts, bends, threads and connects pipe to functional components and utilities and services, tests, adjusts, commissions and decommissions the system



  • Have a minimum Grade 12 education



  • Hold a valid Certificate of Qualification 313A + ODP Card 
  • Successfully pass all formal examinations during the initial training period including Radiation Protection;
  • Chiller and data room air conditioning (Liebert units) experience considered an asset
  • Have exceptional problem solving abilities;
  • Possess strong communication and interpersonal skills;
  • Have a high comfort level with computers;
  • If applicable, have Canadian equivalency of foreign education; and
  • Be eligible to work in Canada.



As Ontario’s largest clean energy generator, OPG offers an exciting combination of challenging opportunities and career diversity in a work environment where safety is a fundamental value. Being an OPG employee means you can apply your knowledge, broaden your skills and make a valuable contribution to an organization that is vital to Ontario's success.
At OPG, our values are our strengths.  They are fundamental truths about our organization that don’t change.  Safety. Integrity. Excellence. People and Citizenship.  


Here's why OPG might just be the ideal workplace for you:

  • Exceptional range of opportunities province-wide
  • Long-term career growth and development opportunities
  • Electricity is vital to the province

If you are looking to learn from others and be part of something important, and you are excited about the future of power generation, you will find the right fit at OPG.


Our promise to you:

  • We care about the safety and the well-being of our employees. It is our utmost priority.
  • A supportive work environment where you can be your best every day.
  • Opportunities to stretch and develop in our diverse lines of business.
  • Provide spaces for innovative thinking and solutions, such as Launchpad or X-Lab.   
  • Offer different ways for you to give back to communities where we operate.
  • We support employment equity and diversity.



Please submit your application online at by 11:59 PM E.S.T.May 14, 2021.  The selection process includes testing and an interview in order to be a successful applicant.  You will also be required to provide proof of high school and/or college transcripts and Certificate of Qualification (please upload into your profile). OPG thanks all those who apply; however, only candidates considered for an interview will be contacted.



OPG is committed to fostering an inclusive, equitable, and accessible environment where all employees feel valued, respected, and supported. If you require accommodation during the application or interview process, please advise us as soon as possible so appropriate arrangements can be made.
If you require information in a format that is accessible to you, please contact