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Process System Engineer

Job in Mississauga, Ontario, Canada
Listing for: AtkinsRéalis
Full Time position
Listed on 2026-01-02
Job specializations:
  • Engineering
    Systems Engineer, Electrical Engineering
Job Description & How to Apply Below

Job Description

Process System Engineer

Atkins

Réalis is one of Canada's largest private sector nuclear engineering groups. We have been providing a wide range of services to the nuclear industry in Canada and around the world since for more than 60 years. We are proud to be the steward of Canadian CANDU nuclear technology.

Location:
Mississauga, ON.

Your role within the team:

The qualified individual will be responsible for, but not limited to, the following:

  • Provide design solutions and assessments for new, updated and modified process systems, structures and components.
  • Prepare and /or review design documents for Nuclear Power Plants; e.g., Design Calculation, Design Requirements, Assessments, Technical Specifications, Drawings, Bill of Materials, and System Code Classification.
  • Perform thermalhydraulic evaluations on complex systems.
  • Prepare and/or review Engineering Quotation Request and Tender Technical Evaluations.
  • Prepare and/or review Engineering packages.
  • Perform walkdowns, attend site visits and meetings as required.
  • Ensure applicable code, standards and regulatory requirements are met.
  • Ensure adherence to company quality program.
  • Ensure adherence to project delivery requirements and schedule.
  • Support Engineering Management with timely updates on engineering progress.
  • Interface with internal and external stake holders as required.
  • Why choose
    Atkins

    Réalis

    as an employer?

    Because we offer:

  • The opportunity to work on various major projects for internal and external clients.
  • An exciting environment where work-life balance is important.
  • A wide array of learning and development opportunities.
  • Competitive pay, flexible benefits, an employee share plan, and a defined contribution pension plan.
  • A work environment focused on health and safety.
  • The ideal candidate:

  • Registered as a Professional Engineer in Ontario.
  • Engineering degree from an accredited University in Mechanical Engineering, Chemical Engineering, Nuclear Engineering or Engineering Science.
  • A minimum of 7 years of experience in process-system design/analysis, preferably providing design solutions for CANDU nuclear power plants or BWR/PWR markets.
  • Experience performing heat balance and thermalhydraulic evaluations.
  • Experience in process system design and layout.
  • Knowledge of analytical tools used for mechanical and process design (e.g. ANSYS, Mathcad, Flomaster, NUCIRC, CATHENA or similar).
  • Working knowledge of/experience with the CSA B51 standard, ASME Section III, ASME B31.1 codes.
  • Working knowledge of/experience using nuclear Codes and Standards or regulatory guides, including CSA N285.0 is an asset.
  • Must have excellent communication and technical writing skills.
  • Demonstrate good interpersonal skills and the ability to work in a multidisciplinary team environment.
  • Site experience in construction, or commissioning of plant mechanical systems for nuclear or other heavy industries is an asset.
  • Experience performing work to nuclear power plants procedures and practices and qualifications for nuclear power plants engineering activities is an asset.
  • Eligible for Security Clearance through Public Works and Government Services Canada (PWGSC).
  • Are you up for this challenge? Apply today and join our team to help engineer a Better Future for our Planet and its People.

    At Atkins

    Réalis, we seek to hire individuals with diverse characteristics, backgrounds, and perspectives. We strongly believe that world-class talent makes no distinctions based on gender, ethnic or national origin, sexual identity and orientation, age, religion, or disability, but enriches itself through these differences.

    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 accommodations 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.

    Worker Type

    Employee

    Job Type

    Regular

    At Atkins

    Réalis, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. We strongly believe that world-class talent makes no distinctions based on gender, ethnic or national origin, sexual identity and orientation, age, religion or disability, but enriches itself through these differences.

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