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Added 12 mins ago
Principal Mechanical Designer
Worley
Oakville, ON
Full-time
…consulting, engineering, procurement and construction across the project lifecycle, with services extending through to operations and decommissioning. Leveraging extensive experience and…
Added 12 mins ago
Principal Electrical Engineer
Worley
Oakville, ON
Full-time
Lead and deliver electrical engineering services for mining and metals projects, ensuring compliance with Worley, client, regulatory, and industry requirements.
Added 26 mins ago
Project Engineer
Lauren Services
Vancouver, BC
Contract
Lauren Services is seeking a Senior Project Engineer, Facilities (P.Eng.) to lead the technical delivery of complex brownfield and greenfield industrial facility projects. This role is…
Added 26 mins ago
Senior Account Manager
Tiller Digital
Calgary, AB
Full-time
…it’s about helping them move their business forward. You’ll lead a portfolio of accounts totaling approximately $1.5M to $2M in annual revenue, working closely with a Project Manager and a…
Added 27 mins ago
Principal Consultant, Capital Project Delivery
ERM
Sudbury, ON · Toronto, ON · Ottawa, ON
$127,900 to $163,100 CAD / year
Full-time
As a Principal Consultant, Capital Project Delivery, you will help clients develop and advance major capital projects while ensuring responsible project execution and sustainable…
Added 42 mins ago
Senior Architect
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Full-time
Lead and participate in client meetings, design presentations, project updates, and technical discussions.
Added 42 mins ago
Sr Field Service Technician
Motion
North Bay, ON
Full-time
Performs on-site services for new and existing clients, which may include on-site emergency repairs, equipment servicing and equipment upgrades on a 24/7 on-call basis.
Added 42 mins ago
Data Analyst Lead
Affinity
Vancouver, BC
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On behalf of our client, Affinity is seeking a Data Analyst Lead to advance enterprise data platform reporting. This role is responsible for leading a squad dedicated to Equity Financial…
Added 42 mins ago
Backend Engineer, Client Portal
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Remote, Canada
$152,660 to $214,475 USD / year
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Our Cases Product Engineering team is in search of a Backend Software Engineer who will lead the charge in architecting cutting-edge software integrations and revolutionize the user…
Added 1 hour ago
General Manager - Environmental Services (relocation to Prince Rupert, BC)
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AB · Alberta, Canada
Full-time
An established and rapidly growing environmental services organization in Northwest British Columbia is seeking an experienced General Manager to lead its operations and guide the next…
Added 1 hour ago
Senior Hydrogeologist
WSP
Toronto, ON · Etobicoke, ON
…staff in WSP’s Whitby or Toronto offices. Reporting to the Team Lead, the successful individual will help manage and deliver existing projects, develop new business opportunities, and…
Added 1 hour ago
Principal Geotechnical Engineer
AtkinsRéalis
Toronto, ON · Vaughan, ON
Full-time
Lead and manage geotechnical projects in accordance with approved scopes of work, budgets, schedules, reporting requirements, and client agreements.
Added 1 hour ago
Manager, Fire Protection, Central/West
AtkinsRéalis
Toronto, ON · Vancouver, BC
Full-time
The role blends technical leadership, business development, project delivery, and people management. You will remain close to meaningful engineering work while building trusted client…
Added 1 hour ago
Design Manager, T1/T3 Revitalization
AtkinsRéalis
Toronto, ON
$125,000 to $160,000 CAD / year
Full-time
Reporting to the Director of Operations, the candidate will lead and coordinate the implementation of multidisciplinary design standards and works collaboratively with the main contractor.…
Added 1 hour ago
Geotechnical Project Manager
AtkinsRéalis
Ottawa, ON · Vaughan, ON
Full-time
We are currently seeking a dynamic, growth-focused Geotechnical Project Manager (P.Eng.) to join our Geotechnical Practice in Ontario. This role is based out of Ottawa, ON or Vaughan, ON,…
Added 1 hour ago
Assistant Maintenance Manager
JLL
Brampton, ON
Full-time
Our people at JLL are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best,…
Added 1 hour ago
Principal Technical Consultant, Permitting Specialist
ERM
Saskatoon, SK · Smithers, BC · Vancouver, BC · Calgary, AB
$117,800 to $147,300 CAD / year
Full-time
Partner with ERM Partners and Project Managers to deliver regulatory support, lead project teams, and ensure timely, high-quality deliverables that meet client and regulator expectations.
Added 1 hour ago
Sr. Customer Success Manager
Assent
Toronto, ON · Ottawa, Ontario
$100,000 to $130,000 CAD / year
Full-time
The Senior Customer Success Manager will play an integral role in delivering our services to customers on their purchased programs, working with our customers to define and execute on their…
Added 1 hour ago
Sr. Customer Success Manager
Assent
Ottawa, ON
$100,000 to $130,000 CAD / year
Full-time
The Senior Customer Success Manager will play an integral role in delivering our services to customers on their purchased programs, working with our customers to define and execute on their…
Added 1 hour ago
Client Services Manager
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Matheson, ON
Full-time
Lead client business reviews and present performance results and strategic recommendations to client leadership.
Added 2 hours ago
Director, Capital Delivery (Ontario Place)
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Toronto, ON
Full-time
Lead the planning, procurement, implementation, and close-out of multiple large-scale infrastructure and capital projects across a complex multi-project portfolio.
Added 2 hours ago
Solutions Designer
ProxyLink
Toronto, ON
$120 to $125 CAD / hour
Contract
The successful candidate will undertake the design of hosting and technology solutions based on the client's service specifications, standards, policies, best practices, and cost models.…
Added 2 hours ago
EPC Account Manager
Yokogawa
AB · YCA_Alberta, Canada
Full-time
…EPC organization in various functional areas throughout the project development lifecycle. The objective is to understand your customer’s business goals and to align them with Yokogawa’s…
Added 2 hours ago
Salesforce Platform Engineer
Royal Bank of Canada
Toronto, ON
Full-time
Lead development of high-impact enterprise projects by working closely with product owners during requirement definition and platform capability mapping
Added 2 hours ago
Plant Manager
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Crossfield, AB
Full-time
Since 1997, we have been dedicated to building lasting client partnerships based on trust and reliability, and a proven track record of successful C-suite and mid- to senior-level…

AtkinsRéalis

Senior Plant Controls Systems Engineer

Mississauga, ON, Canada

Job type: Full-time
Apply by: Oct 29, 2026
Experience: Minimum 12 years of experience in nuclear power generation or related industries
Posting language: English
Posted: Sep 29, 2026

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Applications open in a new tab.

Original job description

Overview

The Computer Systems Engineering department is responsible for digital instrumentation and control equipment for projects involving control, monitoring, and operator displays in the nuclear island for our existing customers and new builds. The department is responsible for digital system design, equipment selection and procurement, and all software activities.

Your role

Acts as project technical lead, has prime technical and commercial interface with the client and internal engineering and commercial groups on projects of substantial scale and complexity.
Participate in conceptual design of safety/control systems to define system requirements, computer system architecture/design, product /tool technologies and evaluate system performance and reliability.
Evaluate computer vendor products and prepare procedures/guides for implementing such products into computer software design, development and V&V processes.
Manage assigned work effectively, including prioritizing, executing, managing schedule and budget and reporting to meet project goals
Preparation of system/software change request for modifications to existing systems/software
Prepare requirements and develop tools for test/development systems as needed for production of safety critical software
Execute software engineering tasks including software requirements specification, software design description, coding, verification, testing and documentation
Asist in planning activities associated with design, verification and testing of computerized safety/control systems
Develop software and scripts using a variety of programming languages/toolsets/environments including, but not limited to IEC61131-3 languages, C C++ Visual Studio, Labview, XML.
Test script development using in-house developed scripting languages for software/system V&V testing
Update and/or prepare computer engineering design documents including SRS/SDD and software manuals
Interface with various engineering disciplines, suppliers, and other divisions within the company

About You

Honours degree in a relevant field of engineering from a university of recognized standing. Professional Engineering license preferred.
Minimum 12 years of experience in nuclear power generation or related industries
Experience with industry and/or international I&C/software standards is considered an asset
Strong background in computer hardware is considered an asset.
Demonstrate good technical skills and problem-solving capabilities and be able to seek practical solutions to engineering problems.
Demonstrate good interpersonal skills and the ability to work in a multidisciplinary team environment.
Excellent 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.

Apply About employer

More about this job

Responsibilities

Lead the technical and client interface for complex projects, contributing to the design and evaluation of nuclear safety and control systems, computer architectures, and vendor technologies. Manage project work and develop, verify, test, document, and maintain safety-critical software and related engineering tools and design documents.

Requirements

Requires an honours degree in a relevant engineering field and at least 12 years of experience in nuclear power generation or a related industry; a Professional Engineering license is preferred. Candidates should have strong technical problem-solving, communication, and teamwork skills, while experience with I&C/software standards and computer hardware is an asset.

Skills

Nuclear Instrumentation and Control Systems
Computer Systems Engineering
Digital System Design
Safety-Critical Software
Software Design
Coding
Verification and Validation
Software Testing
IEC 61131-3
C
C++
Visual Studio
LabVIEW
XML
Project Technical Leadership

Benefits

Competitive Compensation
Employee Recognition
Flexible Benefits
Training and Professional Development
Hybrid Working
Generous Time-Off Policies

Visa sponsorship

Not detected in the job text

Keywords

Nuclear Power Generation
Instrumentation and Control
Safety-Critical Systems
Computer Systems Engineering
Digital System Design
System Requirements
Computer System Architecture
Vendor Product Evaluation
Software Development
Software Design Description
Verification and Validation
Software Testing
Change Requests
IEC 61131-3
C
C++
Visual Studio
LabVIEW
XML
Test Script Development
Computer Hardware
Project Management
Schedule and Budget Management
Professional Engineering License
Industry Standards

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