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Added 4 months ago
PG
QA Engineer I
Paymentus Group Inc
Ontario
- Full-time
The QA Engineer plays a key role in quality assurance and quality control of the products and services through performing both manual and automated testing. The QA Engineer is also…
Added 2 months ago
Staff Software Engineer, Fullstack
Fivetran
Toronto, ON
We’re looking for a Staff Software Engineer, Fullstack to join our Reverse ETL product engineering team.
Added 2 months ago
A
Protection & Control Team Lead
AtkinsRéalis
Winnipeg, MB · Toronto, ON · Saskatoon, SK · Vancouver, BC · Edmonton, 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 4 months ago
Senior Civil Engineer- Conveyance
GHD Group Pty Ltd
Waterloo, ON
A driven, passionate Senior Conveyance Engineer who is looking to be challenged in their career development. The ideal candidate must have strong knowledge of the design of water supply,…
Added 4 months ago
GC
Forward Deployed Engineer (AI Practice)
Greenlight Consulting
North York, Ontario
- $90,000 to $130,000 CAD / year
The Forward Deployed Engineer is Greenlight’s most senior technical delivery role. You design, build, and operationalize AI agent workflows and intelligent automation solutions - embedded…
Added 4 months ago
GC
AI Lead Consultant, AI Practice
Greenlight Consulting
Toronto, Ontario
- $90,000 to $130,000 CAD / year
AI-fluent without being an engineer - you know what agents can and can't do
Added 4 months ago
AG
Mine Engineer, Mid Range Planning
Alamos Gold Inc.
Dubreuilville Township, Ontario
- Full-time
…Canada and one in Mexico – and we have a strong portfolio of development stage projects, including the Lynn Lake Project and Island Gold Phase 3+ Expansion in Canada, and Puerto Del Aire…
Added 4 months ago
PC
Municipal Engineering Project Manager
Parsons Corporation
Remote, Canada
- Full-time
- Remote
Are you an engineer with project and people management experience? Do you have experience in stakeholder engagement and working with utility companies? Do you thrive in a dynamic…
Added 4 months ago
S
Senior Fire Protection Engineer
Stantec
Markham, ON
- Full-time
We are seeking a Senior Fire Protection Engineer to join our national fire protection engineering team. In this role, you will plan, design, and deliver complex fire protection systems for…
Added 4 months ago
D
Process Engineering 2
DENSO
Guelph, Ontario
- Full-time
…(KPI’s). Other necessary Production Engineering skills include project management and improving process…
Added 4 months ago
M
Technology Architect
MGIS
Ottawa, Ontario
- Contract
…policies, and resources across the enterprise. Our Application Development Support team is responsible for the development, engineering, integration, maintenance, and operations of…
Added 4 months ago
S&
Lead Substation Engineer 1 - Grid
Sargent & Lundy
Toronto, ON · North York, ON
- Full-time
This position will offer you the ability to directly apply your knowledge of protective relaying and controls systems for HV and EHV substations. As a Lead Substtion Engineer, you will:
Added 4 months ago
S&
Substation Engineering Consultant 2 - Grid
Sargent & Lundy
Toronto, ON · North York, ON
- Full-time
This position will offer you the opportunity to manage project team(s) consisting of engineers, designers, estimators, controls and scheduling professionals involved in the design,…
Added 2 months ago
E
Ingénieur(e) de projet – Développement de Produits Véhicule Connecté / Project Engineer – Connected Vehicle Product Development
Expleo
Valcourt, QC
- Contract
EXPLEO GROUP CANADA is looking for a Project Engineer – Connected Vehicle Product Development to join our team in Valcourt, QC.
Added 4 months ago
FA
Tooling Engineer
FTAI Aviation LLC
Montreal, QC
- Full-time
We are currently seeking a Tooling Engineer to support FTAI’s aeroderivative engine development program. In this role, you will play a critical part in the introduction of new engine…
Added 4 months ago
P
Senior Electrical Engineer
Powell
Alberta · Acheson, AB
- Full-time
…tough problems. You will be rewarded with growth, personal development & industry expertise. At Powell, we provide a comprehensive salary package, RRSP matching, extensive benefits and job…
Added 2 months ago
Electrical Project Engineer - Substation
Black & Veatch Family of Companies
Calgary, AB · Markham, ON
As an Electrical Project Engineer, you may have the opportunity to:
Added 2 months ago
I&C Engineer - Water/Wastewater Treatment
Black & Veatch Family of Companies
Markham, ON
With flexible ways of working and meaningful development opportunities, you’ll build a career you can be proud to stand behind.
Added 4 months ago
A
Reactor Components Design Engineering Assistant
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 4 months ago
A
Reactor Components Design Engineer
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 4 months ago
A
Senior Process Engineer
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 3 months ago
H
RAM Specialist, Senior
Hitachi
Remote, Canada
- Full-time
- Remote
…CBTC systems. He/she will also be assigned as RAM Lead for a project with the support from other RAM team…
Added 3 months ago
H
Technical Safety Specialist
Hitachi
Remote, Canada
- Full-time
- Remote
The Safety Engineering department is responsible for the safety of the products and project solutions developed and deployed by the Urban Rail Signaling business line and compliance to…
Added 3 months ago
H
Systems Design Specialist- Senior
Hitachi
Remote, Canada
- Full-time
- Remote
…assigned to the system/signaling engineers. The System/signaling Engineer typically works with a team of engineers to define the requirements/design for the project under the technical…
Added 4 months ago
H
Digital Payload System Engineer | Remote Opportunity | Fastwater Staffing
HIKINEX
Remote, Canada
- Contract
- Remote
We are seeking an experienced Digital Payload System Engineer to support the design, integration, and verification of advanced digital regenerative payload systems for LEO and MEO satellite…

AtkinsRéalis

Reactor Components Design Engineering Assistant

Mississauga, ON, Canada

Full-time

Apply About employer

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Job details

Job type: Full-time
Experience: Recent graduate up to 6 years of Mechanical Design experience.
Posting language: English
Posted: Jul 7, 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

Perform conceptual and detail design engineering work for one or more reactor components to applicable codes, standards and procedures.
The design activities include but are not limited to the preparation of design documents, technical reports, including technical calculations and drawings.
Supervised by senior engineers, while adhering to project plans and schedules, conduct phases of engineering work such as supporting proposal preparation, design engineering, testing, procurement, as well as manufacturing, and installation support.
Prepare responses to technical questions, from reviewers or clients.
Report progress on day-to-day work to leads and managers.
Develop information and prepare technical documents, such as: engineering drawings and bill of materials, calculations, design specifications, design assessment, design requirements, design manuals, technical specifications (for procurement, fabrication, and site installation), testing specifications and reports, commissioning specifications, etc.
Support the leads in preparing TSSA registration packages for pressure boundary designs.
Support the leads in interfaces with the regulatory bodies, such as: TSSA and CNSC, as required.
Perform reviews and design verification for the design and engineering work done by others, per qualifications.
Support field construction and execution activities, such as: field changes, design revisions, commissioning, as needed.

About you

Bachelor's or Graduate degree in Mechanical Engineering (or equivalent) from a university of recognized standing.
Recent graduate up to 6 years of Mechanical Design experience.
Experience in classical stress calculation.
Trained and experienced in the application of GD&T is an asset.
Ability to work as part of a multi-disciplinary team.
Ability to work independently and demonstrate problem-solving skills.
Drive for continuous learning.
Good time management skills.
Strong written and oral communication skills.

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

Perform conceptual and detailed design engineering for reactor components, including the preparation of technical reports, calculations, and drawings. Support the full project lifecycle from proposal and procurement to manufacturing, installation, and regulatory registration with bodies like TSSA and CNSC.

Requirements

Requires a Bachelor's or Graduate degree in Mechanical Engineering with up to 6 years of design experience. Candidates should be proficient in classical stress calculations and possess strong communication and problem-solving skills.

Skills

Conceptual Design
Detail Design Engineering
Technical Calculations
Engineering Drawings
Bill Of Materials
Design Specifications
Classical Stress Calculation
GD&T
Problem Solving
Time Management
Written Communication
Oral Communication

Benefits

Competitive Compensation
Employee Recognition
Flexible Benefits
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

Nuclear Engineering
CANDU
Reactor Components
Mechanical Design
TSSA
CNSC
Pressure Boundary Designs
GD&T
Stress Calculation
Design Verification
Commissioning
Engineering Services
Energy Systems

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