Senior Instrumentation & Controls (I&C;) Engineer – Nuclear

Location: North York, Ontario Work Arrangement: Fully In-Office Employment Type: Full-Time, Permanent Sector: Nuclear Compensation: $155,000 – $185,000 (based on experience) + Benefits & Pension

About the Role

We are seeking an experienced Senior Instrumentation & Controls (I&C;) Engineer to support engineering and design activities for major nuclear projects across Ontario Power Generation (Pickering and Darlington) and Bruce Power.

Working within a highly regulated nuclear environment, you will provide technical leadership for I&C; system modifications, plant upgrades, and life extension projects — spanning the full engineering lifecycle from design and Engineering Change (EC) package development through installation, commissioning, and return to service.

The successful candidate will join a team-oriented engineering team and participate in qualification programs aligned with the N299.1 Quality Assurance Program and OPG Design Engineer (DE) / Design Team Lead (DTL) qualification pathways.

Key Responsibilities

Engineering & Technical Design (50–75%)

- Design and modify instrumentation and control systems for nuclear generating stations
- Prepare engineering calculations, technical reports, specifications, and design documentation
- Develop and update:
- Instrument loop diagrams
- Logic diagrams
- Wiring and termination drawings
- Control schematics
- Panel layouts
- Instrument data sheets

- Prepare Engineering Change (EC) packages using Asset Suite 9 (AS9)
- Review vendor documentation, equipment qualification records, and technical submittals
- Develop commissioning procedures, test plans, and acceptance criteria




- Participate in design reviews, constructability reviews, factory acceptance testing (FAT), and commissioning activities
- Provide technical support during installation, startup, and troubleshooting

Project Delivery

- Lead engineering activities while ensuring compliance with schedule, budget, and quality requirements
- Coordinate multidisciplinary engineering interfaces
- Support project planning, forecasting, and scope management
- Complete required engineering reviews and approvals

Field & Project Support

- Support installation and commissioning activities at Pickering, Darlington, and Bruce Power
- Conduct field walkdowns and provide technical direction during construction
- Resolve field issues and engineering inquiries
- Prepare project close-out documentation in accordance with OPG engineering governance

Required Qualifications

- Bachelor's Degree in Electrical Engineering, Instrumentation Engineering, or a related discipline
- Professional Engineer (P.Eng.) designation in Ontario
- Valid or previous OPG Security Clearance
- Experience using Asset Suite 9 (AS9)
- Previous experience supporting nuclear generating stations, preferably OPG

Assets (Nice to Have)

- PMP designation
- OPG Design Engineer (DE), Design Team Lead (DTL), or Modification Team Lead (MTL) qualification




- Bruce Power experience

Technical Experience

Design & Systems Experience:

- Plant instrumentation and process measurement systems
- Control systems and control logic
- PLC and DCS modifications
- Protective instrumentation
- Reactor and balance-of-plant control systems
- Field instrumentation, transmitters, switches, valves, and analyzers
- Instrument loop design and calibration requirements
- Control panel design and wiring
- Commissioning and testing of I&C; equipment

Process & Governance Experience:

- Engineering Change Control (ECC) processes
- Asset Suite 9 (AS9)
- N-PROC-MP-0090
- N-GUID-00700-10000
- MOD Outlines
- MDRs
- COMSP-MOD / T-MOD processes
- Master EC and Design EC development
- EC wrap-around package preparation
- CSA N299.1 Nuclear Quality Assurance Program

Knowledge of applicable industry standards including CSA, IEEE, ISA, and other nuclear I&C; design standards is considered an asset.

Mandatory Qualifications

- 4–10 years of Instrumentation & Controls engineering experience, preferably within the nuclear industry
- Strong understanding of nuclear engineering governance and engineering change processes
- Experience supporting engineering through design, installation, commissioning, and closeout
- Excellent communication and stakeholder management skills
- Ability to lead technical discussions and coordinate multidisciplinary teams
- Strong attention to detail and commitment to quality within a regulated environment
- Ability to work effectively in both office and plant environments
- Previous leadership or project coordination experience is considered an asset

📌 I&C Engineer (Ontario)
🏢 Morson
📍 Ontario