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Civil Maintainer - Insulator Term (Contract up to 2026)


Pickering, ON, CA, L1V 2R5

Req ID:  40173

Status: Term (Contract up to 2026)

Education Level: Grade 12 or equivalent and Heat and Frost Insulator

Location: Pickering, ON 

Shifts(s): Shift Work occasionally as required (rotating days/nights)

Travel: No



 BE THE GENERATION to help build a brighter tomorrow. 


OPG continues to set the bar for environmental protection, community involvement and economic impact—all while safely keeping the lights on. 
Now we’ve set our sights on being a net-zero carbon company by 2040 and a catalyst to help the economies where we operate achieve net-zero by 2050.  

OPG operates a diverse portfolio of generation assets including nuclear, hydroelectric, biomass and solar. We are also a cleantech leader and innovator, offering challenging and unique work opportunities. Help us use our power to change the world.


OPG is looking for a dedicated, results driven and dynamic professional to join our team in the role of Civil Maintainer - Insulator as part of our Pickering Nuclear Maintenance team.   


Reporting to the First Line Manager, Maintenance, the Civil Maintainer – Insulator will work in accordance with prescribed safety procedures and regulations and will perform civil and materials management trade duties to build, maintain and repair associated structures and equipment while working within nuclear properties.

This is an exciting opportunity to work in an environment where you will contribute to Ontario Power Generation’s continued growth. 



The Civil Maintainer will carry out the following duties:

  • Install, fabricate, commission, inspect, troubleshoot, service, and maintain, test and overhaul minor mechanical equipment and components associated with buildings and structures. Take appropriate preventative or corrective action.
  • Perform tasks, applying the trade skills of painting, carpentry, plastering, plumbing, masonry, bricklaying, concreting, lagging & insulating, tinsmithing, scaffolding, and general maintenance on buildings and structures. Maintains, renovates and erects buildings or similar structures. Fabricates or repairs miscellaneous items of wood, sheet metal, masonry and pipes. Designs, erects and dismantles all types of scaffolding. Fabricates, installs and repairs all types of flashings, duct work and insulation. Prepares and installs insulation on piping and equipment. Installs and maintains drainage, domestic water and sewage systems.
  • Maintains, operates and uses power tools, equipment and hand tools related to Civil Maintenance functions to carry out work assignments.
  • Operate forklifts, mobile and stationary cranes and trucks required to carry out work assignments.
  • Be knowledgeable of radiation protection and the use of contamination control equipment to protect self and prevent the spread of contamination in the work environment.
  • Perform housekeeping activities as required.
  • Accountable for the health, safety and well being of self and others, in accordance with technical/ operating procedures and standards.




  • Grade 12 or equivalent




  • Certificate of Qualification (C of Q) for trade 253A Heat and Frost Insulator (Brown Card)
  • Forklift operation would be an asset
  • Working knowledge of radiation protection and the use of contamination control equipment to protect self and prevent the spread of contamination in the work environment. 
  • Strong oral and written communication skills
  • Demonstrated effective interpersonal, planning and organizational skills
  • The ability to work effectively with internal and external stakeholders
  • The ability to work independently and be a self-starter
  • Experience with health and safety would be considered an asset


The successful candidate will exhibit uncompromising integrity and commitment to upholding corporate values and the OPG Code of Business Conduct.




As Ontario’s largest clean energy generator, OPG offers an exciting combination of challenging opportunities and career diversity in a fast-paced work environment. 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 the province’s wellbeing.  


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 and OPG’s clean electricity is helping decarbonize other sectors. 


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. 
  • Offer different ways for you to give back to communities where we operate. 
  • Partner with Indigenous communities and support local businesses. 
  • We support employment equity, diversity and inclusion. 


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. 



Please submit your applicationonline at  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