Posted 4 months ago
Junior/Intermediate Piping Layout Engineer/Designer
@ Candu Energy Inc.
Mississauga, Ontario
Overview
AtkinsRéalis, one of Canada's largest private nuclear engineering groups, is hiring a junior/intermediate piping layout engineer to design mechanical and piping systems for CANDU nuclear plants under the supervision of a P.Eng. The work covers piping layout, pipe supports, pipe sizing, design change packages and technical documentation, with site walk-downs and field support. The role is full time, with hybrid working and generous time-off policies stated.
Responsibilities:
- Prepare detailed piping supports, pipe sizing and equipment layouts in S3D and SmartPlant Review
- Prepare design change packages and design change notices
- Produce engineering drawings, calculations and technical documents
- Support field construction, commissioning and site walk-downs
- Coordinate with clients, suppliers and design disciplines
Requirements summary:
- Mechanical engineering degree recognized by PEO
- EIT registration or eligibility for Professional Engineer status in Ontario
- 2 to 5 years of mechanical engineering experience in heavy industry
- Knowledge of CSA, ASME and ANSI piping codes
- Willingness to become a Nuclear Energy Worker
Tools & skills
Source and dates
Employer career site / ATS feed · workday
- Employer posting date
- 2026-07-18
- 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
| Seniority | Mid level |
| Department | Engineering |
| Experience | 2+ years |
| Hours per week | 40 (estimated) |
| Schedule | day |
| Travel | air: minimal · ground: minimal |
| Work setting | Office, Plant or factory |
| Position | Mostly sitting |
| Physical demands | physical low · computer high |
| Languages | English |
| Licences & certifications | Professional Engineer (P.Eng), Nuclear Energy Worker (NEW) |
| Education | Bachelor’s degree (required) |
| Fields of study | Mechanical Engineering |
| Perks mentioned | Flexible hours, Paid training |
Summary and details written by AI from the posting; the employer’s posting is the authority.
Candu Energy Inc.
| Field | Value |
|---|---|
| Open jobs on Jobsy | 226 |
Job Description
Overview
AtkinsRéalis 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.
Your role
- This position requires an individual who is self-motivated and capable of working independently or under the instruction from a senior technical engineer and develop his/her career and experience in nuclear field.
- The candidate shall be able to follow the instructions from a qualified professional engineer, to complete the assigned mechanical related scopes or tasks and develop necessary engineering design documentation as required.
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.
- Prepare detailed design of Piping supports, pipe sizing, and piping and equipment layout with review in (S3D, Smart Plant Review).
- 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.
- 2 to 5 years of related work experience in mechanical engineering within a heavy industrial environment such as: mining, oil & gas, power, nuclear etc.
- Site experience in construction, or commissioning of plant mechanical systems for nuclear or other heavy industries 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.
- 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).
- Must be able to apply technical principles in a logical and practical manner to resolve engineering issues or technical problems.
- Demonstrate good interpersonal skills and the ability to work in a multidisciplinary team environment.
- Shall have excellent communication and technical writing skills.
- 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.
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.
Additional information
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.
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
EmployeeJob Type
RegularAt 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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