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Posted 4 months ago

High Voltage Service Technician

@ Cormorant Utility Services

Thunder Bay, Ontario

2+ years experience
Apply now
SIGNALS

Overview

Cormorant Utility Services is hiring a High Voltage Service Technician to inspect, test, maintain, commission and repair medium- and high-voltage equipment in substations, industrial facilities and renewable energy sites across Northwestern Ontario. The role requires at least 2 years of medium- and high-voltage experience, a valid Class G licence and willingness to travel to client sites.

Responsibilities:

  • Perform inspection, testing, maintenance and commissioning of medium and high-voltage equipment
  • Conduct preventative and corrective maintenance on switchgear, breakers and transformers
  • Install, test and verify protective relays and control systems
  • Prepare testing records, commissioning documents and field reports
  • Follow HSE and lockout/tagout procedures

Requirements summary:

  • Electrical engineering technology, apprenticeship or journeyperson certification
  • Minimum 2 years of medium and high-voltage experience
  • Ability to interpret schematics and single-line diagrams
  • Experience with electrical testing equipment
  • Valid Class G driver's licence

Tools & skills

Source and dates

Employer career site / ATS feed · dayforce-feed

Employer posting date
2026-07-13
First seen by our source
2026-10-13
Source record updated
2026-10-13

These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.

Job details

SeniorityMid level
DepartmentMechanical & electrical trades
Experience2+ years
Travelground: moderate
Work settingPlant or factory, Client sites, Outdoors
PositionSitting and standing
Physical demandsphysical moderate · computer low
LanguagesEnglish
Licences & certificationsJourneyperson Electrician, Class G
Driver’s licencerequired
Encouraged to applyIndigenous peoples, Women, Racialized people, People with disabilities
EducationTrade certificate (required), College diploma (required)
Fields of studyElectrical Engineering Technology, Electrical Apprenticeship

Summary and details written by AI from the posting; the employer’s posting is the authority.

Cormorant Utility Services

FieldValue
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Job description

We want to ELECTRIFY your work experience!

Cormorant delivers integrated power infrastructure solutions for utilities, industrial/mining, renewable energy, and data centre customers—from engineering and construction through long-term operations and maintenance. Join a team that's helping power the future of North America's energy infrastructure.



POSITION SUMMARY:

The High Voltage Service Technician supports the safe, reliable, and efficient operation of medium- and high-voltage electrical power systems by performing inspection, testing, maintenance, commissioning, troubleshooting, and repair of electrical equipment in substations, industrial facilities, utility environments, and renewable energy facilities. Reporting to the Regional Manager, this role works closely with experienced technicians and project teams to deliver high-quality field services while maintaining Cormorant's commitment to safety, quality, and customer satisfaction.

The High Voltage Service Technician plays an important role in supporting preventative maintenance programs, commissioning new electrical infrastructure, responding to equipment issues, and ensuring electrical systems operate safely and reliably for our clients throughout Northwestern Ontario.

ESSENTIAL DUTIES & RESPONSIBILITIES:

  • Perform inspection, testing, maintenance, troubleshooting, and commissioning of medium and high-voltage electrical equipment
  • Conduct preventative and corrective maintenance on switchgear, circuit breakers, transformers, instrument transformers, buswork, protective relays, and associated station equipment
  • Perform electrical testing including insulation resistance, contact resistance, transformer testing, primary and secondary injection, and protective relay testing
  • Assist with commissioning new substations and electrical installations, as well as modifications and system upgrades
  • Diagnose electrical equipment failures and support troubleshooting activities to identify corrective actions
  • Interpret electrical schematics, wiring diagrams, protection and control drawings, and single-line diagrams
  • Install, test, calibrate, and verify protective relays and associated control systems
  • Support construction, retrofit, modification, and maintenance activities for substations and electrical infrastructure
  • Prepare and maintain accurate testing records, commissioning documentation, maintenance reports, and technical field reports
  • Maintain testing equipment, specialized tools, and company assets in safe working condition
  • Collaborate with Project Managers, Engineers, Senior Technicians, and client representatives to ensure successful project execution
  • Follow all company Health, Safety, Environmental, and Quality Management System requirements
  • Participate in hazard assessments, job safety briefings, lockout/tagout procedures, and safe work planning
  • Identify and report hazards, near misses, equipment deficiencies, and opportunities for continuous improvement
  • Maintain required technical certifications, safety training, and industry competencies
  • Provide professional service while building positive relationships with clients and site personnel
  • Support emergency response work, planned outages, and scheduled maintenance activities as required
  • Travel to client sites throughout Northwestern Ontario and other locations as required
  • Contribute to the continued success of Cormorant through technical excellence, safety, professionalism, and exceptional customer service
  • Other duties and responsibilities as assigned

CANDIDATE PROFILE:

  • Completion of an Electrical Engineering Technology program, Electrical Apprenticeship, Journeyperson Electrician certification, or an equivalent electrical trade qualification
  • Minimum 2 years of experience working with medium and high-voltage electrical systems
  • Experience performing testing, maintenance, commissioning, or repair of substation and industrial electrical equipment is preferred
  • Working knowledge of switchgear, circuit breakers, power transformers, instrument transformers, protective relays, and associated electrical apparatus
  • Ability to interpret electrical schematics, wiring diagrams, protection and control drawings, and single-line diagrams
  • Experience using electrical testing equipment including insulation resistance testers, relay test sets, transformer test equipment, and other diagnostic tools
  • Strong troubleshooting, analytical, and problem-solving skills
  • Excellent communication and interpersonal skills with the ability to work effectively in a team environment
  • Strong commitment to safety and compliance with industry standards and safe work practices
  • Proficiency with Microsoft Office; experience with digital field reporting software is considered an asset
  • Ability to work independently and manage multiple priorities in a fast-paced field environment
  • Valid Class G Driver's License with the ability to travel throughout Northwestern Ontario and work at client sites as required


Interested candidates can forward their resume and cover letter via [email protected]. Please quote the job title in the subject line. We thank all applicants for their interest however only those selected for an interview will be contacted.

Recruiters: Unsolicited resumes will not be viewed, considered, or responded to. Thank you for respecting our policy.

Cormorant values, respects, and leverages the differences and competences of all employees from a variety of different backgrounds. We recognize Canada’s diversity, beginning with our Indigenous Nations, as a source of pride and strength. At Cormorant, we are committed to Reconciliation through Call to Action #92 for businesses. All qualified applicants including Women, Visible Minorities, Indigenous Persons and Persons with Disabilities are invited to apply.

Accommodations are available on request for candidates taking part in all aspects of the selection process. If selected to participate in the recruitment selection and/or assessment process, please inform our Human Resources staff of the nature of any accommodation(s) that you may require.

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