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Testing Commissioning Jobs in Ontario (NOW HIRING)

Perform acceptance testing, commissioning, and diagnostics on HV equipment, including: (Megger) (TTR), Power factor, relay protection testing * Execute planned emergency maintenance distribution and ...

Witness and support testing activities, including factory, site, and integration testing. * Provide commissioning oversight, including energization planning and system cutovers. * Support safety ...

This position is responsible for specification, acceptance testing, commissioning and calibration of equipment used in the Radiotherapy Department and the implementation of QA Programs. In addition ...

This position is responsible for specification, acceptance testing, commissioning and calibration of equipment used in the Radiotherapy Department and the implementation of QA Programs. In addition ...

This role will focus on the development, integration, testing, and commissioning of advanced battery energy storage and microgrid control solutions for the North American market. The successful ...

Senior Commissioning Specialist

Markham, ON · On-site

CA$95K - CA$120K/yr

... testing of HVAC systems and electrical systems Working with contractors, in the field, to resolve commissioning issues observed during testing Writing field reports and final reports Creating Systems ...

Lead testing, commissioning, integrated systems testing, and handover activities. * Coordinate closely with contractors, specialist vendors, ride suppliers, and themed entertainment contractors.

Lead functional testing, factory acceptance testing, commissioning support, field issue resolution, and engineering investigations in accordance with Kinectrics quality program requirements.

In this role, you will perform testing, maintenance, troubleshooting, and commissioning of electrical power systems across industrial, commercial, utility, and institutional environments. You'll work ...

Showing results 41-60

Testing Commissioning information

See Ontario salary details

$25.5K

$95.1K

$146.5K

How much do testing commissioning jobs pay per year?

As of Sep 13, 2026, the average yearly pay for testing commissioning in Ontario is $95,136.00, according to ZipRecruiter salary data. Most workers in this role earn between $58,500.00 and $122,000.00 per year, depending on experience, location, and employer.

What is testing commissioning?

Testing Commissioning refers to the systematic process of ensuring that building systems, equipment, or infrastructure have been properly installed, tested, and are operating according to the intended design specifications. This process involves verifying and documenting that all components function correctly and efficiently, often before the handover of a project. Professionals in this field identify and resolve issues, ensuring safety, compliance, and optimal performance. Testing Commissioning is commonly used in industries such as construction, engineering, and manufacturing. The goal is to deliver a fully operational and reliable system to the client.

What are the key skills and qualifications needed to thrive as a testing and commissioning engineer?

To thrive as a Testing and Commissioning Engineer, you need a solid background in electrical or mechanical engineering, with relevant degrees and hands-on experience in system installation and validation. Familiarity with industry-standard testing tools, commissioning protocols, and certifications such as ISTQB or vendor-specific credentials is often required. Strong problem-solving, attention to detail, and effective communication skills set top professionals apart in this field. These capabilities are crucial for ensuring systems are safe, functional, and compliant with regulations before they go live.

What are some common challenges faced by professionals in testing commissioning roles, and how can they be addressed?

Professionals in Testing Commissioning often encounter challenges such as coordinating between multiple stakeholders, handling tight project deadlines, and ensuring all systems function as intended before handover. Effective communication and strong organizational skills are key to managing these demands, especially when troubleshooting issues on-site or adapting to last-minute changes. Building a solid understanding of project documentation and fostering good relationships with construction, engineering, and client teams can help address these challenges and ensure successful project delivery.

What is the difference between Testing Commissioning vs Testing Technician?

AspectTesting CommissioningTesting Technician
CertificationsRelevant engineering or technical certifications, often including commissioning-specific trainingTechnical certifications related to testing procedures and equipment
Work EnvironmentInvolves on-site coordination, system integration, and ensuring systems operate as intendedPrimarily conducts tests on equipment or systems, often in labs or on-site
Employer & Industry UsageCommon in construction, power plants, and industrial projectsUsed across manufacturing, maintenance, and industrial sectors

Testing Commissioning focuses on verifying and validating entire systems during startup, ensuring they meet specifications. Testing Technicians perform specific tests on equipment or components to ensure proper operation. While both roles involve testing, commissioning is broader, involving system integration and coordination, whereas technicians focus on individual testing tasks.

What are popular job titles related to Testing Commissioning jobs in Ontario?

For Testing Commissioning jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Testing Commissioning jobs in Ontario look for?

The top searched job categories for Testing Commissioning jobs in Ontario are:

Infographic showing various Testing Commissioning job openings in Ontario as of September 2026, with employment types broken down into 1% Internship, 1% As Needed, 68% Full Time, 18% Part Time, and 12% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $95,136 per year, or $45.7 per hour.

HV Electrical Technician

London, ON

Spark Power
Electric Power Generation • 1 - 5K employees

Full-time

Medical, Dental, Vision

Re-posted 27 days ago


Job description

High Voltage Electrical Technician

Spark Power, a trusted partner in energy in North America, is looking for a High Voltage Electrical Technician. The High Voltage Electrician / Technician is responsible for the installation, testing, commissioning, maintenance, and repair of high voltage electrical systems (typically 5kV to 44kV+) including substations, transformers, switchgear, and transmission/distribution infrastructure. This role requires specialized expertise in energized and de-energized high voltage environments, strict adherence to utility and safety standards, and experience with testing and protection systems.

What will you do you as a High Voltage Electrical Technician?

  • Install, maintain, and repair high voltage equipment including power transformers, breakers and switchgear, protection and control systems including Bus systems and disconnects (distribution)
  • Perform acceptance testing, commissioning, and diagnostics on HV equipment, including: (Megger) (TTR), Power factor, relay protection testing
  • Execute planned emergency maintenance distribution and transmission systems
  • Interpret and work from: single line diagrams, protection and control schematics and relay coordination studies
  • Familiar with Electrical lockout/Tag out procedure and have Electrical Safety Awareness
  • Travel frequently to remote substations and project sites
  • Work extended hours during outages, including nights/weekends
  • Familiar with testing different types of high voltage and low voltage equipment.
  • Report, record, compute and process electrical test information in accordance with accepted standard practices
  • Perform switching, isolation, grounding, and lockout/tagout (LOTO) procedures in high voltage environments
  • Support and execute energization and de-energization procedures Business acumen; Demonstrates an understanding of business operations and priorities, using this knowledge to make informed decisions that support organizational goals.
  • Demonstrates the ability to plan, organize, and prioritize tasks effectively to ensure timely and accurate completion of work.
  • Demonstrates an understanding of business operations and priorities, using this knowledge to make informed decisions that support organizational goals.
  • Work in substations, generation facilities, and industrial HV environments
  • Lead or support outage planning and execution
  • Mentor apprentices and junior technicians in HV procedures and safety practices

Spark Power Employee Benefits and Perks:

  • Competitive wages
  • Excellent benefit package (Medical, Dental, Vision, Extended Health, Disability) and wellness spending account option
  • RRSP
  • Career advancement and mentorship opportunities
  • Diverse and exciting industrial, commercial and institutional projects and customer base
  • Continuous training and skills improvement
  • Paid uniforms
  • Paid tooling plus up to $200 annual tool allowance
  • ....and much more

Do you have the Spark? Here's what we're looking for:

  • Knowledge/Experience of performing HV/MV Circuit Breaker Timing Tests
  • Strong understanding of high voltage systems and power distribution theory
  • Advanced troubleshooting of HV systems
  • Ability to interpret complex electrical schematics and relay logic
  • High attention to safety, detail, and procedural compliance
  • Strong decision-making in high-risk environments
  • Ability to work under pressure during outages or critical failures
  • Valid 309A Electrical License (or Powerline Technician / equivalent preferred depending on scope)
  • 5-10+ years of experience in high voltage, utility / substation work
  • Experience with testing and commissioning HV equipment (major differentiator)
  • Working knowledge of: Ontario Electrical Code (OEC) and Utility standards and operating procedures
  • Valid driver's license with clean abstract
  • Utility or EPC project experience
  • DZ License
  • Auto-cad experience

Who is Spark Power?

Spark Power is the leading independent provider of end-to-end electrical services and operations and maintenance services to the industrial, utility, and renewable asset markets in North America. We work to earn the right to be our customers' Trusted Partner in Power. Our highly skilled and dedicated people, located in the communities we serve, combined with our knowledge of the power industry, technology expertise, and commitment to safety, ensures we deliver the right solutions that keep our customers' operations up and running today and better equipped for tomorrow.

Spark Power welcomes and encourages applications from people with disabilities. Accommodations are available on request for candidates taking part in all aspects of the selection process.

Artificial intelligence tools may be used to support parts of the recruitment and selection process, including application screening

Employment Type: FULL_TIME