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Senior Mechanical Engineer

Job in Pickering, Ontario, C1V, Canada
Listing for: AtkinsRéalis
Full Time position
Listed on 2026-01-10
Job specializations:
  • Engineering
    Mechanical Engineer, Energy Engineer, Systems Engineer, Electrical Engineering
Job Description & How to Apply Below

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Réalis

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  • Engineering degree from an accredited University in Mechanical Engineering, Chemical Engineering, Nuclear Engineering or Engineering Science.
  • A minimum of 10 years of experience in Mechanical Design of industrial machines, automation equipment and automated-tooling design, and/or in Equipment Engineering with knowledge in pumps, fans, motors, valves, heat exchanges, steam generators, pressure vessels, etc.
  • Experience performing work to nuclear power plants procedures and practices and qualifications for nuclear power plants engineering activities is an asset.
  • Experience working in or performing design work for a nuclear facility licensed in Canada or a nuclear reactor licensed outside Canada.
  • Experience working on Nuclear ECC process.
  • Qualification in the last five (5) years as a Specialized Professional Engineer to ASME Section III is an asset.
  • Registered Professional Engineer in a Province of Ontario, qualified to seal mechanical and chemical engineering documents.
  • Solid understanding of process systems, mechanics of machines, mechanics of materials, material selection and fundamentals of machine component design.
  • Solid understanding and experience with equipment sizing, selection, and troubleshooting of issues.
  • Knowledge of/experience using nuclear pressure boundary Codes and Standards, including CSA N285.0 and ASME Sections III.
  • Working knowledge of/experience with the ASME Section III, CSA B51 standard, ANSI B31.1 codes, ASME Section VIII and other nuclear-power-plant applicable standards or regulatory guides related to permanent plant components, pressure boundary equipment, and/or reactor systems is an asset.
  • Knowledge of seismic and environmental qualification methods and process is an asset.
  • Specific knowledge and experience related to pressure vessels, valves, ventilation systems, as applicable to nuclear power stations.
  • Presentation skills and public speaking abilities is an asset. Strong written and oral communication skills.
  • Willing to travel to and potentially work at Project sites to meet corporate needs.
Overview About You

Explore the rewards and benefits that help you thrive – at every stage of your life and your career at Atkins

Réalis 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.

About Atkins

Réalis

We’re Atkins

Réalis, 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.

Additional

information

Atkins

Réalis cares about your privacy. Atkins

Réalis and other subsidiary or affiliated companies of Atkins

Réalis (referred to throughout as "Atkins

Réalis") are committed to protecting your privacy. Please consult our Privacy Notice on our Careers site to know more about how we collect, use, and transfer your Personal Data.

By submitting your personal information to Atkins

Réalis, you confirm that you have read and accept our Privacy Notice.

Appropriate accommodation will be provided upon request throughout the recruitment and hiring process as required by Company policy and the Accessibility for Ontarians with Disabilities Act (AODA).

Successful applicants will be notified about Atkins

Réalis' accommodation policies at the time the employment offer is extended, and the information will be shared with new personnel during the onboarding process.

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Engineering and Information Technology

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Réalis by 2x

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Position Requirements
10+ Years work experience
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