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Added 6 mins ago
C
Mechanical Design Technologist
CIMA+
AB · Edmonton, AB
- $63,520 to $87,340 CAD / year
- Full-time
…what’s expected of us to meet the challenges of tomorrow and engineer a better…
Added 6 mins ago
TT
Senior Civil Engineer
Tetra Tech
Pickering, ON
- Full-time
We are currently seeking a Senior Civil Engineer for our Pickering, ON office. This posting is for an existing vacancy for which we are actively recruiting. To perform this job…
Added 7 mins ago
LI
Mechanical Engineer
LabsCubed Inc
Kitchener, ON
- Full-time
The Role: As a Intermediate Mechanical Engineer, you'll play a key role in designing and optimizing advanced mechanical components and systems for our state-of-the-art testing equipment.…
Added 7 mins ago
AO
Electrical Engineer
AML Oceanographic Ltd.
Saanichton, BC
- $87,500 to $104,000 CAD / year
- Full-time
Systems Integration: 2+ years multi-product platform / systems integration work - sub-systems shared across SKUs (power, comms, sensor frontends). System-level integration testing…
Added 7 mins ago
AO
Electrical Engineer
AML Oceanographic Ltd.
Dartmouth, NS
- $87,500 to $104,000 CAD / year
- Full-time
Systems Integration: 2+ years multi-product platform / systems integration work - sub-systems shared across SKUs (power, comms, sensor frontends). System-level integration testing…
Added 7 mins ago
ZS
On Premise DevOps Engineer - Fulltime Opportunity
Zodiac Solutions, Inc
Halifax, NS
- Full-time
Strong understanding of build systems and project types (Maven, NPM, PyPi, .NET, MSBuild)
Added 10 mins ago
Senior Power Plant Engineer
WestJet Group
Calgary, AB
Reporting to the Senior Manager, Powerplant Engineering, the Senior Powerplant Engineer is responsible for the engineering management as related to the WestJet Aircraft Engine Program which…
Added 10 mins ago
A
Junior Human Factors Engineer
AtkinsRéalis
Mississauga, ON
- Full-time
…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…
Added 10 mins ago
PG
Maintenance Technician (4th Class)
PETERSON GROUP PROPERTI
Vancouver, BC
- $32 to $36 CAD / hour
- Full-time
The Maintenance Technician (4th Class Power Engineer) completes repairs, preventative maintenance, and day-to-day upkeep throughout Langara Gardens while supporting the safe and efficient…
Added 10 mins ago
SF
Application Security Engineer II
Spring Financial Inc.
Vancouver, BC
- Full-time
As an Application Security Engineer II, you are an experienced practitioner who works independently to secure Spring’s applications, services, and APIs. You take ownership of application…
Added 25 mins ago
T
Value Engineer / Business Consultant
Trackunit
London, ON
- Full-time
…specializes in digital solutions that connect machines, people, and systems in the global construction industry. The construction industry is the least digitalized industry of all. This…
Added 25 mins ago
CP
Process Engineering lll
Contract Pharmaceuticals
Mississauga, ON
- $95,000 to $110,000 CAD / year
- Full-time
Supports operation of Global Track & Trace functions at CPL from customer onboarding through to management of line-level systems / equipment.
Added 25 mins ago
Fire Protection Engineer
Smith + Andersen
Vancouver, BC
The Vancouver office of Smith and Andersen is currently seeking a Fire Protection Engineer to join our Mechanical team. You’re all about prioritization. While everyone else is focused on…
Added 25 mins ago
Fire Protection Engineer
Smith + Andersen
Toronto, ON
The Toronto office of Smith and Andersen is currently seeking a Fire Protection Engineer to join our Mechanical team. You’re all about prioritization. While everyone else is focused on…
Added 38 mins ago
JS
Technical Engineer
JFE Shoji Power Canada Inc.
Burlington, ON
- Full-time
Reporting to the Technical Director, the Technical Engineer is responsible for independently reviewing, validating, and approving technical outputs to ensure accuracy, manufacturability,…
Added 38 mins ago
ZC
Automation Engineer
Zurich Canada
Toronto, ON
- Full-time
Zurich Canada is currently looking for an Entry-Level Automation Engineer to join our technology team. This is an exciting opportunity for an early-career technology professional who is…
Added 38 mins ago
AT
Process Engineer (medical device)
APTYX Trenton
Trenton, ON
- Full-time
To support its growth strategy, Aptyx Trenton is seeking to fill the role of a Process Engineer at our Trenton location. We are looking for an industry experienced individual who will hit…
Added 38 mins ago
FH
IT/Communications Engineer
Fuze HR Solutions
Toronto, ON
- Full-time
We are seeking a highly motivated and talented IT/Communications Engineer to join our Building Systems Engineering team. In this role, you will provide consulting and engineering services…
Added 38 mins ago
FR
Hardware Design Engineer - Agricultural Robots
Finite Robotics
Kitchener, ON
- Full-time
…production grade for the 2027 fleet. This role (the Hardware Design Engineer) is an important role help make that…
Added 38 mins ago
N
Sr. Principal Software Engineer
Nokia
Ottawa, ON · Kanata, ON
- Full-time
We are looking for an experienced software engineer to lead the development of our distributed edge compute platform. This role demands a deep understanding of hyperscalers like AWS, Azure,…
Added 38 mins ago
YD
Senior Machine Learning Engineer (Consulting)
Yeji Data Lab
Montreal, QC · Greater Montreal Metropolitan Area
- Full-time
We are looking for a Senior Machine Learning Engineer to design, build, and deploy scalable ML solutions for our clients. You will work across diverse projects, collaborating with…
Added 38 mins ago
CA
Looking For Licensed AME , M1 and M2 Based in Canada
Click Aviation Consulting
Toronto, ON · Greater Toronto Area, Canada
- Full-time
…standards. Day-to-day tasks include inspecting aircraft and aircraft systems, diagnosing and troubleshooting defects, completing required repairs, and verifying airworthiness before return…
Added 38 mins ago
ST
Structure Engineer – OCS / Rail Electrification
SEGULA Technologies
Toronto, ON
- Full-time
SEGULA Technologies Canada is looking for an experienced Structure Engineer to support a major rail electrification / Overhead Catenary System (OCS) project in Ontario.
Added 38 mins ago
ST
Structure Engineer – OCS / Rail Electrification
SEGULA Technologies
Montreal, QC
- Full-time
SEGULA Technologies Canada is looking for an experienced Structure Engineer to support a major rail electrification / Overhead Catenary System (OCS) project in Ontario.
Added 38 mins ago
SF
Application Security Engineer II
Spring Financial
Vancouver, BC
- Full-time
As an Application Security Engineer II, you are an experienced practitioner who works independently to secure Spring’s applications, services, and APIs. You take ownership of application…

AtkinsRéalis

Senior Mechanical Engineer

Mississauga, ON, Canada

Full-time

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Applications open in a new tab.

Job details

Job type: Full-time
Apply by: Dec 31, 2026
Experience: Typically 8-12 years of experience in mechanical design, tooling, equipment, automation, field engineering, or nuclear projects.
Posting language: English
Posted: Oct 8, 2026

Original job description

Job Description

The Senior Mechanical Engineer will support refurbishment, retube, field services, and new-build nuclear projects. This role combines design engineering expertise with field execution support, providing technical leadership throughout the full lifecycle of tooling, equipment, and mechanical systems from concept development through deployment, commissioning, maintenance, and field operations.

The successful candidate will lead complex engineering assignments, support tooling and field execution activities, mentor junior staff, and interface with clients, suppliers, and site personnel to ensure safe, reliable, and efficient project delivery.

Your role within the team

Lead conceptual, preliminary, and detailed mechanical design activities for Retube Tooling, specialized equipment, and field service systems.
Execute and oversee engineering work packages supporting refurbishment, retube, maintenance, outage, and new-build projects.
Provide technical leadership for design, procurement, fabrication, assembly, testing, commissioning, deployment, and field implementation activities.
Support field execution teams by resolving technical issues, developing corrective actions, and providing engineering guidance during equipment installation, operation, maintenance, and troubleshooting.
Prepare and review engineering deliverables including design requirements, design descriptions, technical specifications, calculations, drawings, test procedures, commissioning plans, operating instructions, and design change packages.
Perform and verify engineering analyses related to machine design, structural integrity, mechanisms, materials, hydraulics, pneumatics, lifting systems, and pressure-retaining components.
Coordinate and lead multidisciplinary teams consisting of engineers, technologists, designers, manufacturing personnel, suppliers, and field staff.
Interface directly with clients, vendors, contractors, and station personnel to define requirements and resolve technical challenges.
Mentor and provide technical oversight to junior engineers, designers, and technologists.
Travel periodically to customer sites and nuclear generating stations to support installation, commissioning, outage execution, inspections, and troubleshooting activities.

Why choose AtkinsRéalis as an employer?

Opportunity to work on major nuclear refurbishment, retube, field services, and new-build projects.
Exposure to both engineering design and field implementation activities.
Career growth through leadership, mentoring, and technical specialization opportunities.
Competitive compensation, flexible benefits, employee share plan, and defined contribution pension plan.
Strong commitment to safety, quality, innovation, and professional development.
Collaborative environment that values technical excellence and work-life balance.

About You

Bachelor's degree in Mechanical Engineering, Mechatronics Engineering, or equivalent.
Registered Professional Engineer (P.Eng.) in Ontario, or eligible for registration.
Typically 8-12 years of experience in mechanical design, tooling, equipment, automation, field engineering, or nuclear projects.
Strong understanding of machine design, mechanics of materials, manufacturing methods, and mechanical system integration.
Experience leading engineering tasks and coordinating multidisciplinary teams.
Experience supporting field execution, commissioning, maintenance, outage, or refurbishment activities is an asset.
Familiarity with nuclear industry codes and standards including ASME and CSA requirements is an asset.
Experience with 3D CAD software such as SolidWorks, Solid Edge, Creo, or Inventor.
Excellent communication, problem-solving, and technical leadership skills.

Excellent problem-solving, communication, leadership, and stakeholder management skills.
Ability to obtain and maintain nuclear security clearance and access authorization.

Are you up for the challenge? Apply today and join our team to help engineer a Better Future for our Planet and its People.

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 Senior Mechanical Engineer will lead the design and field execution of complex mechanical systems for nuclear projects, including refurbishment and new-builds. They will provide technical leadership, mentor junior staff, and coordinate with multidisciplinary teams to ensure safe and efficient project delivery.

Requirements

Candidates must hold a Bachelor's degree in Mechanical or Mechatronics Engineering and be a registered Professional Engineer (P.Eng.) in Ontario. The role requires 8-12 years of experience in mechanical design or nuclear projects, along with proficiency in 3D CAD software and strong technical leadership skills.

Skills

Mechanical design
Nuclear engineering
Tooling design
Field service
Project leadership
Machine design
Structural integrity
Hydraulics
Pneumatics
CAD software
Technical specifications
Commissioning
Troubleshooting
Mentoring
Stakeholder management
ASME standards

Benefits

Competitive compensation
Flexible benefits
Employee share plan

Visa sponsorship

Not detected in the job text

Keywords

Mechanical Engineering
Nuclear Projects
Refurbishment
Retube
Field Services
Tooling
Design Engineering
Commissioning
SolidWorks
Solid Edge
Creo
Inventor
ASME
CSA
P.Eng.
Machine Design
Structural Integrity
Hydraulics
Pneumatics
Project Delivery
Technical Leadership
Manufacturing
Outage Execution
Nuclear Security Clearance
Mechanical Systems

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