Find work in Canada.

356,592 jobs across our Canadian network. How we count

Jobs in Canada

25+ jobs

Email me new jobs Save this search

Added 1 hour ago
C
Mechanical Designer II
CRB
Mississauga, ON
- $62,000 to $80,000 CAD / year
- Full-time
The Mechanical Designer II performs their job functions under the supervision of a project’s Engineer-of-Record. The Mechanical Designer II works on matters of basic to intermediate…
Added 4 hours ago
L
Senior Director, Raw Materials Innovation - Materials & Technology
lululemon
Vancouver, BC
- Full-time
At lululemon, we set audacious goals, nurture big growth, and engineer products that help our guests feel and perform their best. Leadership is more than a role or title here - it is a way…
Added 4 hours ago
RC
Renewable Energy Engineer (Entry-Level)
Renewable Careers
Toronto, ON
- $80,000 to $110,000 CAD / year
- Full-time
…storage (BESS), and as a long-term owner we stay with every project from the first feasibility study through years of operation. We are expanding our Toronto team and looking for an…
Added 4 hours ago
RC
Senior Mechanical Engineer
RecruitPod Canada Inc.
Vancouver, BC
- Full-time
Position Summary: Working closely with the Project Manager, acting as Technical Lead on various projects, and supporting the technical capability and production requirements of the…
Added 4 hours ago
HT
Designer, Development (Service)
Husky Technologies
Bolton, ON
- Full-time
The service team is currently seeking a Mechanical engineer/designer to specialize in resolving service issues.
Added 4 hours ago
EI
Ingénieur concepteur // Design Engineer
Enduride inc.
Quebec, QC
- Full-time
We are looking for a Design Engineer who can navigate between customer needs, manufacturing realities, technical considerations, and business objectives to move projects forward and…
Added 4 hours ago
HT
Applications Engineer
Husky Technologies
Bolton, ON
- Full-time
Bachelor's or Master's degree in Mechanical Engineering, Materials Science, Packaging Engineering, or a related technical field.
Added 6 hours ago
M
CFD Engineer - AI Trainer
Mindrift
Remote, Canada
- Part-time
- Remote
A degree in Mechanical or Aerospace Engineering, or a related field such as energy or oil & gas. A PhD is preferred but not required.
Added 7 hours ago
MT
Process Engineer
Modern Technical Staffing Inc.
Vaughan, ON
- $80,000 to $100,000 CAD / year
- Full-time
Our client in Vaughan is looking for a Process Engineer. They are seeking someone who has been employed with a tier 1 or tier 2 automotive manufacturing company.
Added 7 hours ago
PP
Outside Sales Engineer
Preston Phipps Inc
Mississauga, ON
- Full-time
Preston Phipps is looking for a technically curious, relationship‑driven sales engineer to support our growth across Central Canada. In this role, you’ll learn how to become a trusted…
Added 10 hours ago
HT
Designer, Development (Service)
Husky Technologies
Bolton, ON
- Full-time
The service team is currently seeking a Mechanical engineer/designer to specialize in resolving service issues.
Added 10 hours ago
HT
Applications Engineer
Husky Technologies
Bolton, ON
- Full-time
Bachelor's or Master's degree in Mechanical Engineering, Materials Science, Packaging Engineering, or a related technical field.
Added 10 hours ago
IC
Quality Assurance Specialist- EN
IAMGOLD Corporation
Gogama, ON
- Full-time
…designs, engineering specifications, regulatory requirements, project standards, and operational…
Added 11 hours ago
RE
Project Engineer
Rally Engineering
Sherwood Park, AB
- Full-time
Rally Engineering Inc is seeking a highly motivated and detail-oriented Project Engineer to join our dynamic team. The ideal candidate will be responsible for coordinating engineering…
Added 16 hours ago
HT
Designer, Development (Service)
Husky Technologies
Bolton, ON
- Full-time
The service team is currently seeking a Mechanical engineer/designer to specialize in resolving service issues.
Added 16 hours ago
J
Senior Transmission Line Engineer
JobsMedia.io
Laval, QC
- Full-time
…infrastructure sector, is seeking a Senior Transmission Line Engineer to strengthen its technical team. You will play a key role in the design, analysis, and execution of high-voltage…
Added 17 hours ago
BC
Senior Mechanical Engineer and Project Manager – Mining and Metals
BBA Consultants
Quebec, QC
- Full-time
As a member of our Mechanical Engineering team, you’ll lead mid-sized, multidisciplinary projects for studies and detailed engineering mandates in the mining and metals, heavy industry and…
Added 17 hours ago
TT
Gas Turbine Engineer
Turbine Technical Services
Quebec, QC
- Full-time
TTS is seeking a competent Field Service Engineer with gas turbine experience who will leverage their expertise in OEM legacy control systems and PLC control systems, troubleshooting,…
Added 19 hours ago
W
Principal Process Automation Engineer
Worley
Toronto, ON
- Full-time
Project experience including coordinating interfaces with engineering partners, construction contractors, equipment manufacturers, system integrators and project management as well as…
Added 20 hours ago
FC
Manufacturing Engineer - Composites/Aerospace
FLEET CANADA INC
Fort Erie, ON
- $70,000 to $85,000 CAD / year
- Full-time
Fleet Canada is seeking an experienced and detail-oriented Manufacturing Engineer to support aerospace manufacturing planning, estimating, and process development. In this role, you will be…
Added 20 hours ago
A
Contract Administrator
AtkinsRéalis
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 20 hours ago
X
Sr. Equipment Engineer
Xanadu
Toronto, ON
- Full-time
Prepare project plans, coordinate deliverables, and resolve complex mechanical, electrical, and control problems.
Added 20 hours ago
X
Sr. Packaging NPI Engineer
Xanadu
Toronto, ON
- Full-time
We are looking for a highly motivated and experienced Senior Packaging New Product Introduction (NPI) Engineer to join our dedicated engineering team. In this pivotal role, you will lead…
Added 20 hours ago
X
Packaging Engineer - Optical Attach Process
Xanadu
Toronto, ON
- Full-time
At Xanadu, an Optical Packaging Engineer plays a critical role on the Hardware Team, bridging photonic integrated circuits (PICs) with scalable, fault-tolerant quantum hardware…
Added 20 hours ago
X
Data Center Infrastructure Engineer
Xanadu
Toronto, ON
- Full-time
Hands-on experience with customized rack frameworks compliant with EIA-310, OCP (Open Compute Project), or custom high-density cabinet standards, including structural load analysis and…

AtkinsRéalis

Principal Engineer - Mechanical

Mississauga, ON, Canada

Full-time

Apply About employer

Applications open in a new tab.

Job details

Job type: Full-time
Apply by: Dec 31, 2026
Experience: Degree in Mechanical Engineering from an accredited University with a minimum of 15 years of relevant experience (minimum 10 years in the nuclear industry).
Posting language: English
Posted: Oct 8, 2026

Original job description

Job Description

Overview

AtkinsRéalis is looking to hire a Senior Mechanical Engineer. This position requires experienced individuals who are self-starter capable of working independently and leading/supervising junior engineers. The individuals will work in a fast-paced team environment performing engineering services for Nuclear Power Plants within a matrix organization.

Your role

Prepare and review design basis documents for both nuclear and conventional systems of the nuclear power station e.g. design specification, over-pressure protection reports and design reports, Drawings, BOMs, SCL, etc.
Oversee the preparation of Mechanical and Piping Structures, Systems, and Components (SSCs) Design Packages from Conceptual Design to Available For Service (AFS) and Close Out.
Train, mentor and provide technical guidance to junior staff.
Support Engineering Management with timely updates on engineering progress, performance and staffing needs.
Directly interface with Customer’s engineering representatives.
Ensure that applicable standards and regulatory requirements and met.

About you

Required qualifications:

Degree in Mechanical Engineering from an accredited University with a minimum of 15 years of relevant experience (minimum 10 years in the nuclear industry).
Registered Professional Engineer in the Province of Ontario, and member in good standing. o Working knowledge of pressure boundary codes and standards, including CSA N285.0, ASME Section III Division 1 and ASME B31.1.
Experience in power plant equipment, including but not limited to equipment in the Nuclear Island, Turbine Island, Balance of Plant, Auxiliary Systems (HVAC, Compressed Air Systems, Water Systems, Chillers, etc.).
Qualified Specialized Professional Engineer to ASME Section III, Div.1, Appendix XXIII or qualified for certification.
Experience interfacing with CNSC and TSSA including preparing correspondence letters, TSSA registration and re-conciliation packages, code classifications and memos.
Excellent written and oral communication skills.
Results-driven individual with strong interpersonal skills that thrives in a dynamic, project-delivery environment.

Additional, preferred qualifications:

Knowledge of dimensioning and tolerancing ASME Y14.5 standard is an asset.
Working knowledge of major nuclear operator’s Engineering Change Control process.
Presentation skills and public speaking abilities is an asset.
Knowledge of seismic and environmental qualification methods and processes is an asset.
Security Clearance is a condition of employment.

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.

Apply About employer

More about this job

Responsibilities

Prepare and review design basis documents and oversee the development of mechanical and piping design packages from conceptual design to service. Provide technical guidance to junior staff while interfacing with customers and ensuring compliance with regulatory standards.

Requirements

Requires a degree in Mechanical Engineering and at least 15 years of relevant experience, with a minimum of 10 years in the nuclear industry. Must be a registered Professional Engineer in Ontario and possess deep knowledge of pressure boundary codes and standards.

Skills

Mechanical engineering
Nuclear power plant systems
Pressure boundary codes
CSA N285.0
ASME Section III
ASME B31.1
Design specification
Technical leadership
Project management
Regulatory compliance
CNSC interface
TSSA registration
Engineering change control
Mentoring
Communication skills
Interpersonal skills

Benefits

Competitive compensation
Employee recognition
Flexible benefits
Training and professional development
Hybrid working culture
Generous time-off policies

Visa sponsorship

Not detected in the job text

Keywords

Mechanical Engineering
Nuclear Power
Pressure Boundary
CSA N285.0
ASME Section III
ASME B31.1
Nuclear Island
Turbine Island
HVAC
Design Basis
Engineering Change Control
CNSC
TSSA
Professional Engineer
Seismic Qualification
Environmental Qualification
Project Delivery
Conceptual Design
BOM
SCL
Regulatory Compliance
Technical Mentoring
Mechanical Systems
Piping Systems
ASME Y14.5

Report this job