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Added 3 months ago
A
Hexagon SmartPlant Instrumentation Support Specialist
AtkinsRéalis
Mississauga, ON
- Full-time
…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…
Added 3 months ago
A
Hexagon Smartplant Smart Electrical Support Specialist
AtkinsRéalis
Mississauga, ON · Calgary, AB
- Full-time
…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…
Added 5 months ago
T
Staff Mechanical Design Engineer
Tesla
Richmond Hill, Ontario
- Full-time
As a Mechanical Designer or Design Engineer on Tesla Toronto’s Automation team, you will be responsible for the design of cutting edge, world-class machinery used across the entirety of…
Added 3 months ago
S
Electrical Designer - Roadways & Highways
Stantec
Markham, ON
- Full-time
Stantec has an immediate need for an Electrical Designer to work within a multi-discipline team environment to design efficient and reliable electrical systems for Infrastructure,…
Added 3 months ago
A
Junior/Intermediate Piping Layout Engineer/Designer
AtkinsRéalis
Mississauga, ON
- Full-time
…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…
Added 3 months ago
JC
Controls Systems Engineer / Systems Designer
Johnson Controls
Ottawa, ON
- Full-time
…fire, HVAC, and other low-voltage systems, in alignment with project…
Added 1 month ago
AM
Electrical Design Engineer
AVL Manufacturing Inc.
Hamilton, ON
- Full-time
The Electrical Designer’s primary function is to design, plan, research, evaluate and test electrical equipment and systems and to provide full cycle electrical designs and drawings from…
Added 1 month ago
Construction Manager - AOTHR
Aecon
Toronto, ON · Kawartha Lakes, ON · Barrie, ON
The project is a landmark heavy civil infrastructure project in Ontario's Kawartha Lakes and Barrie regions. As a key part of the Arctic Over the Horizon Radar Program, the project includes…
Added 3 months ago
P
Electrical Designer, Heat Trace
Propak
Airdrie, AB
- Full-time
We are currently seeking an Intermediate Electrical Designer for our Airdrie, AB office. This position interfaces with the respective drafting coordinator or technical lead as well as the…
Added 1 month ago
EG
Senior Bridge Engineer
Egis Group
Toronto, ON · Kingston, Ontario
- $120,000 to $160,000 CAD / year
- Full-time
The Senior Bridge Engineer will support infrastructure detailed design for our bridge team. The bridge team works collaboratively with our divisional team across Ontario.
Added 3 months ago
E
Electrical Project Manager
EXP
Hamilton, ON
- Full-time
EXP is searching for an Electrical Project Manager to join our Mechanical/Electrical team in our Hamilton, ON office. The successful applicant will be joining a diverse engineering group in…
Added 3 months ago
E
Senior Structural Designer
EXP
Markham, ON
- Full-time
Ability to work independently while collaborating effectively with project teams under senior engineer guidance
Added 3 months ago
S
Electrical Designer/EIT
Stantec
Markham, ON
- Full-time
The Electrical Designer/EIT will work within a multidisciplinary team environment to design efficient and reliable electrical systems for Infrastructure, Transportation and Transit…
Added 3 months ago
A
Junior Mechanical Machine CAD Designer
AtkinsRéalis
Mississauga, Ontario
- Full-time
…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…
Added 1 month ago
JO
Industrial Engineer
JELD-WEN of Canada
Woodbridge, ON
- Full-time
JELD-WEN is currently seeking a Industrial Engineer to join our growing team.
Added 1 month ago
AE
Junior Airport Designer
Associated Engineering
Calgary, AB
- Full-time
…Company is seeking an experienced and dedicated Junior Airport Designer to join our team in our Calgary office. In this role the successful candidate will have experience engaging with…
Added 5 months ago
L
Senior FPGA Design/Verification Engineer
Lumentum
Ottawa, Ontario
- Full-time
Title: Senior FPGA Design/Verification Engineer
Added 5 months ago
MC
Intermediate Civil Engineer
Mallot Creek
Elora, Ontario
- $95,000 to $115,000 CAD / year
- Full-time
The Intermediate Civil Engineer is part of a multi-disciplinary team responsible for management and delivery of a variety of construction projects. As an experienced designer, specifically…
Added 3 months ago
A
Senior Planner
AtkinsRéalis
Toronto, ON · Vancouver, BC
- Full-time
…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…
Added 3 months ago
GI
Senior Mechanical Designer
Global Infrastructure
Toronto, Ontario
- Full-time
…buildings. Within a dynamic design team, the Senior Mechanical Designer plays a fundamental role in leading the team to design, engineer, and produce heating, cooling, plumbing, and…
Added 1 month ago
EI
Senior Bridge Engineer
Egis in Canada
Kingston, ON
- $120,000 to $160,000 CAD / year
- Full-time
The Senior Bridge Engineer will support infrastructure detailed design for our bridge team. The bridge team works collaboratively with our divisional team across Ontario.
Added 1 month ago
EI
Senior Bridge Engineer
Egis in Canada
Ottawa, ON
- $120,000 to $160,000 CAD / year
- Full-time
The Senior Bridge Engineer will support infrastructure detailed design for our bridge team. The bridge team works collaboratively with our divisional team across Ontario.
Added 1 month ago
EI
Senior Bridge Engineer
Egis in Canada
Toronto, ON
- $120,000 to $160,000 CAD / year
- Full-time
The Senior Bridge Engineer will support infrastructure detailed design for our bridge team. The bridge team works collaboratively with our divisional team across Ontario.
Added 1 month ago
GS
Systems Designer
Grantek Systems Integration
Burlington, ON
- Full-time
…mentoring program, where they will work directly beside our Senior Engineer…
Added 3 months ago
S
CAD Designer
Stantec
Vancouver, BC
- Full-time
Perform technical tasks on projects under the supervision of the Project Manager or Project Engineer.

AtkinsRéalis

Junior/Intermediate Piping Layout Engineer/Designer

Mississauga, ON, Canada

Full-time

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Job details

Job type: Full-time
Experience: 2 to 5 years of related work experience in mechanical engineering within a heavy industrial environment such as: mining, oil & gas, power, nuclear etc.
Posting language: English
Posted: Jul 19, 2026

Original job description

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.

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.

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

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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More about this job

Responsibilities

The role involves performing detailed engineering design for piping layouts, supports, and equipment within nuclear process systems. Responsibilities include preparing technical documentation, coordinating with stakeholders, and supporting field construction and commissioning activities.

Requirements

Candidates must have a Mechanical Engineering degree and be registered as an EIT or eligible for P.Eng status in Ontario. Required experience includes 2 to 5 years in heavy industrial environments with knowledge of nuclear codes such as CSA N285.0 and ASME Section III.

Skills

Piping Layout
Mechanical Engineering
S3D
Smart Plant Review
Piping Stress Analysis
Technical Writing
CANDU Nuclear Systems
Pressure Boundary Design
TSSA Registration
Field Walk-downs
Interpersonal Skills

Benefits

Competitive Compensation
Employee Recognition
Flexible Health Benefits
Wellbeing Benefits
Financial Benefits
Lifestyle Benefits
Training and Professional Development
Hybrid Working Culture
Generous Time-off Policies

Visa sponsorship

Not detected in the job text

Keywords

Piping Layout
Nuclear Engineering
CANDU
S3D
Smart Plant Review
CSA N285.0
CSA B51
CSA N289
ASME Section III
ANSI B31.1
TSSA
Pressure Boundary
Mechanical Engineering
Piping Supports
Design Change Package
Design Change Notice
GA Drawings
ISO Drawings
Flow Diagrams
Bill of Materials
Heavy Industrial
Commissioning
Professional Engineers Ontario
EIT
P.Eng

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