Lead Instrumentation Engineer - Nuclear
Job in
Markham, Ontario, Canada
Listing for:
Worley
Full Time
position
Listed on 2026-02-28
Job specializations:
-
Engineering
Electrical Engineering, Systems Engineer, Engineering Design & Technologists
Job Description & How to Apply Below
Job Description - Lead Instrumentation Engineer - Nuclear (MAR
00W0)
Management Level:Individual Contributor:
Building on our past. Ready for the future
Worley is a global professional services company of energy, chemicals and resources experts. We partner with customers to deliver projects and create value over the life of their assets. We’re bridging two worlds, moving towards more sustainable energy sources, while helping to provide the energy, chemicals and resources needed now.
Purpose:
We are currently recruiting for a Principal Instrumentation Engineer. Our team includes world class experts and dynamic go-getters. This is a full-time position based in Markham, Ontario.
Worley is seeking a Lead/Senior Instrumentation & Controls Engineer in Markham with extensive experience in the Ontario nuclear industry, including OPG and/or Bruce Power projects. You will provide technical leadership across multidisciplinary teams, ensuring delivery of high-quality design packages while maintaining Worley’s standards for safety, compliance, and technical excellence.
You will be part of a growing team that is embedded in the transformation of Ontario’s Nuclear fleet, working on critical projects, some of the most ambitious clean energy programs in the world. Why join Worley’s Nuclear team:
The scale of impact — supporting cornerstone projects that power millions of homes with zero-emission energy.The engineering culture — technically rigorous, quality-driven, and execution-focused.The people — high-performing, collaborative teams who care deeply about what they do.The opportunity to grow — not just personally, but to help shape the next generation of nuclear professionals.If you're looking for more than a you want a help build the future of 're hiring across all disciplines. Come work where it matters.
Responsibilities:
Lead and oversee the development of I&C engineering deliverables such as DSDs (Descriptive System Document), loop diagrams, logic narratives, instrument indexes, and system architecture.Act as technical lead on projects or major work packages, coordinating design execution and managing interfaces with clients and other engineering disciplines.Ensure compliance with nuclear regulatory requirements (CNSC, CSA N-series standards) and client specifications.Support proposal development, scope definition, estimating, and scheduling activities.Provide mentorship and technical guidance to junior and intermediate engineers.What you will bring:
Technical and Industry
Experience:
Lead level of I&C engineering experience, with at least 5 years in the nuclear industry.Must have experience leading projects.Proven track record on OPG and/or Bruce Power projects is mandatory.Expertise in nuclear design standards including CSA N285, N286 and N299 series.Experience with safety-class systems, trip logic, control system upgrades, and DCS/PLC architectures.Strong leadership, communication, and stakeholder engagement skills.Education – Qualifications, Accreditation, Training:
Required:
Bachelor’s degree in Electrical, Instrumentation, or Control Systems Engineering.Must be licensed as a Professional Engineer ( in Ontario.Must have lead-level direct experience supporting nuclear projects at OPG and/or Bruce Power and managing a team of engineers.Must be eligible for nuclear site security clearance.
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