Senior Project Engineer- Mechanical Engineering (BOP

Job Description Overview Lead and coordinate all Balance of Plant (BOP) mechanical engineering activities for the Monark-D Program. Serve as the primary technical lead for mechanical systems, ensuring integration across engineering disciplines, suppliers, utilities, procurement, construction, and commissioning teams from project development through operational readiness.

Lead mechanical BOP design strategy, technical requirements, engineering priorities, and key design decisions. Oversee engineering integration and delivery of:

• Cooling, service, fire, raw, demineralized, and potable water systems
• HVAC, ventilation, chilled water, and heating systems
• Auxiliary systems such as compressed air, nitrogen, fuel oil, lubrication, chemical feed, and waste processing
• Mechanical equipment including pumps, heat exchangers, tanks, pressure vessels, and packaged equipment
• Process, cooling water, underground, and utility piping systems
• Coordinate interfaces with Civil & Structural, Electrical, I&C, Nuclear Island, Conventional Island, Construction, Procurement, and Vendors

Support utility and customer interactions, including technical workshops with OPG and Bruce Power.

Lead procurement support activities, including technical specifications, bid evaluations, supplier assessments, and vendor management.

Monitor engineering progress, schedules, cost estimates, risks, and project milestones. Support construction, commissioning, startup, performance testing, and resolution of field technical issues.

Bachelor s Degree in Mechanical Engineering; P.Eng. designation required (PMP considered an asset).

10+ years of engineering experience, including previous experience in nuclear, power generation, oil & gas, heavy industrial, or infrastructure projects. Demonstrated leadership of multidisciplinary engineering teams and experience working with utilities, EPC contractors, and major equipment suppliers. Strong expertise in Balance of Plant (BOP) mechanical systems, including:

• Cooling water systems (circulating, once-through, service, fire, raw, demineralized, and potable water)
• Pumps, hydraulic systems, heat exchangers, tanks, pressure vessels, and packaged mechanical equipment
• HVAC, ventilation, chilled water, and heating systems
• Plant utilities, auxiliary systems, and underground water/piping networks
• Mechanical equipment procurement, vendor management, and technical bid evaluations
• Nuclear auxiliary systems and multidisciplinary design integration
• Construction support, commissioning, startup, and performance testing

Proven ability to manage complex mechanical interfaces, support project execution, and deliver engineering solutions that meet technical, schedule, cost, and operational requirements.

Explore the rewards and benefits that help you thrive – at every stage of your life and your career at AtkinsRéalis in Canada.

• Enjoy competitive compensation, employee recognition, and a brilliant range of flexible benefits you can tailor to your health, wellbeing, financial and lifestyle needs.
• Make the most of diverse opportunities for training and professional development to grow your skills and expertise.
• And take advantage of our hybrid working culture and generous time-off policies to balance a fulfilling career with your personal life.
• Be rewarded. Find out more.

We re AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world s infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We re committed to leading our clients across our various end markets to engineer a better future for our planet and its people.

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