Maintenance Specialist - Electrical​/Instrumentation Technician

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Date:
Jul 15, 2026

Location:

Sarnia, ON, CA

Company:
Trans Alta

Job Type: Full time - Hourly

Work Arrangement:
Full Time On-Site

Our Power, Your Possibilities

At Trans Alta, we don’t just generate electricity‑we generate opportunity. As one of Canada’s largest publicly traded power generators, we’ve been powering communities for over 100 years across Canada, the U.S., and Australia. Our diverse energy portfolio and passionate team are driving the transition to a cleaner, more sustainable future.

We believe in the power of purpose, the strength of collaboration, and the value of continuous learning. If you’re ready to make a real impact in a dynamic industry, you bring the energy and we’ll provide the platform.

Trans Alta is currently hiring for a Mechanical Specialist – Electrical Instrumentation Technician. Reporting to the Windsor Plant Manager, the E/I Technician maintains, repairs, and troubleshoots plant electrical/instrumentation systems to ensure safe, reliable operations.

This is a full‑time, unionized, safety‑sensitive position based out of our Windsor Cogeneration Plant. Pre‑employment testing will be required as a condition of employment.

• Maintain, repair, and troubleshoot plant electrical, instrumentation, and control systems.
• Perform preventative and predictive maintenance and submit work requests.
• Ensure equipment meets safety, regulatory, and performance requirements.
• Follow safe isolation, electrical safety, and maintenance procedures.
• Maintain accurate CMMS records and support reliability improvements.
• Respond to call‑outs for urgent electrical/instrumentation issues.
• Work with contractors and Maintenance Support Staff; help manage spare parts.
• Train and support team members on EI maintenance practices.
• Perform routine housekeeping and other duties as assigned.

• Journeyperson Electrician Trade Certificate required;
  Instrumentation Technologist Certificate or dual trade certification considered an asset.
• +5 years of related experience, preferably in power generation, utilities, or other heavy industrial environments, is considered an asset.
• Skilled in troubleshooting, preventative/predictive maintenance, and work management.
• Comfortable using business IT systems; SAP experience an asset.
• Strong understanding of safety, quality, and regulatory standards.
• Excellent problem‑solving and communication skills.
• Detail‑oriented, quick to learn, and proactive in your work.
• Able to perform under pressure, adapt to changing priorities, and work well in a team.
• Customer‑service mindset with integrity, resilience, and initiative.

This position is covered under the Unifor Local 444 collective agreement. The current union hourly rate for the Maintenance Specialist is CAD $60.77.

• Competitive wages
• Pension plan with company‑matching options
• Flexible benefits for you and your family

At Trans Alta, we’re driven by a Culture of Results, Learning, and Purpose. We prioritize psychological safety, wellbeing, inclusion, and belonging – creating a space where everyone can thrive. We believe that diverse perspectives drive innovation and progress, and we’re committed to building a workplace where you can be your authentic self.

Excited about this role but don’t meet every single requirement? We still encourage you to apply. Studies have shown that women and people of color are less likely to apply for a job unless they meet every single qualification. You might just be the candidate we are looking for.

The successful candidate may be required to complete background checks appropriate to the role and may include criminal record, education and employment verification or credit checks. ‘Safety sensitive positions’ will be required to complete pre‑employment testing.

Due to the high volume of applications we receive, only those progressing will be contacted.