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Power System Operator Jobs in Ontario (NOW HIRING)

Ainsworth

Building Operator

Toronto, ON · On-site

Working knowledge building systems, such HVAC, standby emergency power, uninterruptible power supplies, and associated infrastructure * Power or Stationary Operating Engineer Class 4 (not Required)

Ainsworth

Building Operator

Toronto, ON

Working knowledge building systems, such HVAC, standby emergency power, uninterruptible power supplies, and associated infrastructure * Power or Stationary Operating Engineer Class 4 (not Required)

Ainsworth

Building Operator

Toronto, ON · On-site

Working knowledge building systems, such HVAC, standby emergency power, uninterruptible power supplies, and associated infrastructure * Power or Stationary Operating Engineer Class 4 (not Required)

Generac

Controls Engineer II

Cambridge, ON

Provide highlevel technical support for inprogress projects and operating microgrid systems ... Power generation experience (reciprocating engine and inverter based synchronizing, paralleling ...

Black & McDonald Limited

Building Operator- Full time Location: GTA ABOUT THIS CAREER OPPORTUNITY Black & McDonald's ... Monitor electrical power distribution system, building automation system, and respond to alarms ...

Black & McDonald Limited

Building Operator- Full time Location: GTA ABOUT THIS CAREER OPPORTUNITY Black & McDonald's ... Monitor electrical power distribution system, building automation system, and respond to alarms ...

Hydro Ottawa

Asset Management Engineer

Ottawa, ON · On-site

We help to power your professional growth at every step of your engineering career. For those ... System Operator (IESO), to ensure full compliance with Measurement Canada and industry regulations.

Salute Inc.

Data Center Facilities Technician

Toronto, ON · On-site

CA$24 - CA$26/hr

... operating mechanical and electrical critical systems, design review, layout, installation, including the ability to read and interpret electrical and mechanical one lines. * Ability to conduct power ...

Black & McDonald Limited

Building Operator- Casual (week day shift) GTA ABOUT THIS CAREER OPPORTUNITY Black & McDonald's ... Monitor electrical power distribution system, building automation system, and respond to alarms ...

Black & McDonald Limited

Building Operator- Casual (week day shift) GTA ABOUT THIS CAREER OPPORTUNITY Black & McDonald's ... Monitor electrical power distribution system, building automation system, and respond to alarms ...

Hydro Ottawa

Power Cable Technician

Ottawa, ON · Hybrid

JOB SUMMARY The Power Cable Technician is responsible for constructing, maintaining, operating and repairing Hydro Ottawa's underground distribution system, particularly the installation and ...

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All JobsPower System Operator JobsPower System Operator Jobs in Ontario

Power System Operator information

What is a power system operator?

A Power System Operator monitors and controls electrical power generation and distribution to ensure a stable and reliable supply. They use advanced control systems to manage grid operations, balance demand and supply, and respond to outages or emergencies. Operators work in control centers, often on rotating shifts, to oversee real-time power flow and coordinate with other utility personnel. Their role is critical in preventing blackouts and maintaining system efficiency.

What is a typical work environment like for a power system operator?

Power System Operators usually work in control centers, which are secure facilities featuring advanced computer systems, large monitoring displays, and communication equipment. Most positions require working in shifts, including nights, weekends, and holidays, since the power grid must be monitored 24/7 to ensure reliable service. Operators frequently collaborate with engineers, field technicians, and other operators to respond rapidly to system disturbances or scheduled outages. This role is fast-paced and requires vigilance, but it offers a dynamic environment where teamwork and real-time problem-solving are highly valued. Many operators find the work rewarding due to its vital role in maintaining critical infrastructure.

What are the key skills and qualifications needed to thrive as a power system operator?

Power System Operators require strong analytical abilities, attention to detail, and a background in electrical engineering or a related field, often supported by industry certifications or relevant work experience. Familiarity with energy management systems, SCADA (Supervisory Control and Data Acquisition) software, and NERC certifications is typically essential in this role. Effective communication, decision-making under pressure, and teamwork are critical soft skills for excelling as an operator. These competencies ensure the safe, reliable, and efficient operation of power grids, minimizing downtime and maintaining service continuity.

What are popular job titles related to Power System Operator jobs in Ontario? For Power System Operator jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Power System Operator jobs in Ontario look for? The top searched job categories for Power System Operator jobs in Ontario are:
What are popular job titles related to Power System Operator jobs in ON? For Power System Operator jobs in ON, the most frequently searched job titles are:
Power System Operator jobs near you
Infographic showing various Power System Operator job openings in Ontario as of August 2026, with employment types broken down into 1% As Needed, 87% Full Time, 10% Part Time, and 2% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution.

Building Operator

Ainsworth

Toronto, ON • On-site

Full-time

Re-posted 26 days ago

Job description

If you thrive in a team-oriented workplace that challenges your skills, to drive your career development, embraces diversity and rewards innovation,with competitive pay and great employee programs, join the Ainsworth, a subsidiary of GDI, team today!

Job Summary

The Building Operator, Power or Stationary Operating Engineer, or Maintenance Technician conducts extensive Monitors operations and conducts a routine and on-going assessment of the building systems operations and performance. Performs tests, rounds and analyzes data to ensure the proper functioning of departmental equipment.

Responsibilities:

  • Responsible for operation and maintenance of non-critical equipment such as refrigeration, heat exchanger, HVAC, electrical, hot water systems.
  • Monitors operation, adjusts, and maintains refrigeration, chilled water, and air conditioning equipment; boilers, and ventilating and hot water heaters; pumps, valves, piping and filters; other mechanical and electrical equipment; record readings and make adjustments where necessary to ensure proper operation of equipment.
  • Operates and monitors critical and non-critical system equipment and components.
    Receive and execute work orders for preventative and corrective maintenance on critical systems and building physical structure. Finalize work orders by completing necessary documentation in the computerized maintenance management system.
  • Respond immediately to emergency situations (fire, evacuation, equipment failure, etc.) and customer concerns.
  • Comply with departmental policy for the safe storage, usage, and disposal of hazardous materials.
  • Maintain a clean and safe workplace.
  • Performs additional job duties as requested.

Qualifications:

  • To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
  • High School diploma or GED equivalent
  • Mechanical and Electrical aptitude.
  • Working knowledge building systems, such HVAC, standby emergency power, uninterruptible power supplies, and associated infrastructure
  • Power or Stationary Operating Engineer Class 4 (not Required)
  • Refrigeration Operator Class B (not required)
  • Building Environmental Systems 1 or 2 (preferred)
  • Facility Operations Certificate (preferred)

While we appreciate all applications we receive, we advise that only candidates under consideration will be contacted.

Ainsworth, a subsidiary of GDI, is committed to building a diverse and inclusive workplace. Qualified designated group members are encouraged to apply as any reasonable accommodation of qualifications will be considered as per our Accommodation Policy, available upon request.

Ainsworth, a subsidiary of GDI, is an integrated multi-trade company, offering an end-to-end services and solutions for all asset maintenance and refurbishment requirements of our customers. We are continually striving to create better and more advanced products as well as provide the highest quality service. We are rapidly growing and need talented professionals to help drive our vision at becoming the best multi-trade company in the country!Join us.... Make a difference.
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Employment Type: Hourly Non-Union, Full-Time

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