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Posted 4 months ago

Intermediate Piping Engineer

@ Candu Energy Inc.

Mississauga, Ontario

Full-time2+ years experience
Apply now
SIGNALS

Overview

AtkinsRéalis is hiring an intermediate piping engineer to design and analyze piping systems for CANDU nuclear technologies within a multidisciplinary team. The work covers piping layout, supports, stress analysis to ASME and CSA codes, and design change packages. The posting requires a mechanical engineering degree, EIT registration in Ontario, and 2 to 5 years of heavy-industry experience, and offers competitive compensation, flexible benefits, and a hybrid working culture.

Responsibilities:

  • Perform piping stress analysis to ASME and CSA codes
  • Prepare piping supports, pipe sizing and layouts in S3D
  • Prepare design change packages and technical documents
  • Coordinate with client, suppliers and design disciplines
  • Support field construction and commissioning

Requirements summary:

  • Mechanical engineering degree and EIT or PEO eligibility in Ontario
  • 2 to 5 years of mechanical design experience in heavy industry
  • Stress analysis experience with PipeStress, CAESAR II or ANSYS
  • Working knowledge of CSA N285, ASME Section III and B31.1
  • Excellent communication and technical writing skills

Tools & skills

Source and dates

Employer career site / ATS feed · workday

Employer posting date
2026-07-16
First seen by our source
2026-10-08
Source record updated
2026-10-16

These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.

Job details

SeniorityMid level
DepartmentEngineering
Experience2+ years
Hours per week40 (estimated)
Travelground: minimal
Work settingOffice, Client sites
PositionMostly sitting
Physical demandsphysical low · computer high
LanguagesEnglish
Licences & certificationsEngineer-in-Training, Professional Engineer
EducationBachelor’s degree (required)
Fields of studyMechanical Engineering
Perks mentionedGenerous paid time off, Flexible hours, Paid training

Summary and details written by AI from the posting; the employer’s posting is the authority.

Candu Energy Inc.

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Job description

Job Description

Overview

Join AtkinsRéalis, a leader in nuclear engineering and innovation, and play a key role in shaping the future of clean energy. As part of one of Canada’s largest private-sector nuclear engineering teams, you will contribute to the design and development of advanced CANDU® nuclear technologies alongside a multidisciplinary group of engineers and technical experts. This position offers an exciting opportunity to build your engineering career while delivering impactful solutions for critical infrastructure projects.

Your role

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

  • Perform engineering work following AtkinsRéalis/Candu Energy QA programs, and applicable codes, standards, and regulation requirements.

  • Coordinate and interface with client, suppliers, stakeholders and other design disciplines or department to execute assigned engineering work.

  • Involve in conceptual, preliminary, and/or detailed design of CANDU or Nuclear process systems and modifications under supervision of a P.Eng.

  • Knowledge of principles and considerations to layout piping systems from tubing up to large bore piping systems while taking into consideration piping stress analysis and supports.

  • Prepare detailed design of Piping supports, pipe sizing, and piping and equipment layout with review in (S3D, Smart Plant Review).

  • Learn and prepare engineering computations and analyses using applicable software (e.g., PipeStress, CeaserII, AutoPipe, MATLAB, MathCAD, ANSYS Mechanical (APDL preferred or Workbench, and LS DYNA. etc.).

  • Modelling complex piping and support arrangements using finite element techniques.

  • Perform pipe stress analysis of piping systems (nuclear class or non-nuclear class) in accordance with ASME Section III, Div.1, and/or ASME B31.1 code requirements.

  • Performing thermal, fatigue, seismic, linear, and non-linear analyses in accordance with ASME Boiler & Pressure Vessel Code, Section III, Div.1 code requirements.

  • Prepare Design Change Package (DCP) and Design Change Notice (DCN) packages following customer procedures.

  • Prepare technical documents, such as: engineering drawings (including GA, ISO, pipe supports, flow diagrams), change paper markups, calculations, design/analysis reports, design requirements, design manuals, bill of materials, design specifications, technical specifications, data sheets, system classification lists, code classifications, commissioning specifications, etc.

  • Prepare TSSA registration packages for pressure boundary modifications.

  • Perform site visits to client and supplier shops as required.

  • Perform field walk-downs during different design phases as required.

  • Support field construction and execution activities, such as: field changes, design revisions, commissioning, AFS, closeout, etc.

  • Provide prompt response and engineering resolutions on any critical engineering related matters.

  • Complete the assigned scopes or tasks within given budget and schedule, and in excellent quality.

About you

  • Engineering Degree in Mechanical from an accredited university or equivalent degree as recognized by Professional Engineers Ontario (PEO).

  • Registered as an Engineer-In-Training or eligible to be registered as a Professional Engineer in the Province of Ontario (this is mandatory).

  • 2 to 5 years of related work experience in mechanical engineering within a heavy industrial environment such as: mining, oil & gas, power, nuclear etc.

  • Design engineering experience in nuclear class 1, 2, 3 and 6 piping systems, valves, pumps and for Nuclear Power Plants is preferable.

  • Experience in Stress Analysis using PipeStress, CeasarII, AutoPipe, MATLAB, MathCAD, ANSYS Mechanical (APDL preferred or Workbench), and LS DYNA. or other similar software program is an asset.

  • Site experience in construction, or commissioning of plant mechanical systems for nuclear or other heavy industries would be an asset.

  • Knowledge of principles and considerations to layout piping systems from tubing up to large bore piping systems while taking into consideration piping stress analysis and supports.

  • Basic knowledge of mechanical and piping systems or equipment (knowledge of CANDU nuclear systems would be an asset).

  • Working knowledge of CSA N285.0 and CSA B51, CSA N289 and ASME Section III and ANSI B31.1 codes and any other applicable standards or regulatory guides related to permanent plant components, pressure boundary equipment, and/or reactor systems is preferred.

  • Must be able to apply technical principles in a logical and practical manner to resolve engineering issues or technical problems.

  • Shall have excellent communication and technical writing skills.

  • Demonstrate good interpersonal skills and the ability to work in a multidisciplinary team environment.

  • Must be willing to become a Nuclear Energy Worker (NEW), although this will not be a regular requirement as part of the job.

Rewards & benefits

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.

About AtkinsRéalis

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.

Find out more. (https://careers.atkinsrealis.com/)

Additional Information

Base salaries are determined according to several parameters like skills, experience, and potential impact on the role. Internal and external competitiveness are also taken into account in our offers.

AtkinsRéalis cares about your privacy. AtkinsRéalis and other subsidiary or affiliated companies of AtkinsRéalis (referred to throughout as “AtkinsRéalis”) 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 AtkinsRéalis, you confirm that you have read and accept our Privacy Notice. (https://careers.atkinsrealis.com/en/site-services/privacy-statement)

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 AtkinsRéalis’ 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 AtkinsRéalis, 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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