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Job Description Senior Mechanical Engineer, Nuclear (MAR00UE) Company: Worley Primary Location: CAN-ON-Markham Job: Mechanical Schedule: Full-time Employment Type: Employee Reporting Manager Title: Interim Mechanical Department Manager Unposting Date: Jan 9, 2026 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. Were bridging two worlds, moving towards more sustainable energy sources, while helping to provide the energy, chemicals and resources needed now. Purpose Worley is seeking Senior Mechanical Design Engineer based in Markham, Ontario with experience in Nuclear Power Plant Industries. You will work under the supervision of the Design Team Lead and will work well with the rest of the project team and customer while upholding Worleys standards for safety and technical excellence. You will be part of a growing team that is embedded in the transformation of Ontarios Nuclear fleet, working on critical projects, some of the most ambitious clean energy programs in the world. Why join Worleys 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 youre looking for more than a job if you want to help build the future of energy were hiring across all disciplines. Come work where it matters. Responsibilities - Senior level mechanical engineering design and analysis for nuclear projects, ensuring compliance with industry standards and regulatory requirements. - Develop and review technical specifications, design packages, and engineering reports. - Provide mentorship and technical guidance to junior and intermediate engineers. What you will bring Technical and Industry Experience - Extensive experience working on Bruce Power and/or OPG projects, with deep knowledge of nuclear industry regulations and best practices. - Expertise in mechanical equipment such as pumps, compressors, pressure vessels, storage tanks, heat exchangers, HVAC systems, fire protection systems, and piping systems. - Strong proficiency in engineering software for design, modeling, and analysis. - Advanced understanding of nuclear safety principles, quality assurance, and regulatory compliance. - Ability to lead complex engineering projects and provide innovative solutions to technical challenges. - Experience in stakeholder engagement, project management, and regulatory interactions. - Strong ability to interpret and apply CSA N299, CSA N285 and ASME Section III codes and standards in mechanical engineering tasks. Education Qualifications, Accreditation, Training - Bachelors Degree in Mechanical Engineering (minimum requirement). - Professional Engineer (P.Eng.) licensed in Ontario. - Additional certifications or training in nuclear engineering or mechanical design are considered an asset. Required - Active Ontario Power Generation and/or Bruce Power Security Clearance is advantage. Please note: No agency representation or submissions will be recognized for this vacancy. Worley is committed to providing a fair and equitable hiring process for all applicants. As part of this commitment, Worley will ensure that persons with disabilities are provided reasonable accommodations for the hiring process. If you require any accommodations or assistance, please contact us at: [email protected] Moving forward together Whatever your ambition, theres a path for you here. And theres no barrier to your potential career success. Join us to broaden your horizons, explore diverse opportunities, and be part of delivering sustainable change. Ready to join us? Apply now to submit your CV. #J-18808-Ljbffr