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Added 2 months ago
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SCADA Engineer
AtkinsRéalis
Vancouver, BC
- Full-time
The SCADA Engineer will report to the SCADA Team Lead. She/he will be responsible for developing and integrating SCADA, controllers, and HMI solutions for our clients. The SCADA Engineer is…
Added 5 months ago
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Senior Technical Advisor - Stations
AtkinsRéalis
Toronto, 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
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Senior Electrical 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 2 months ago
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Project Engineering Manager, Bridges
AtkinsRéalis
Vancouver, BC
- Full-time
…Bridges Department – Western Region, is looking for a Senior Project Manager (Bridges) for our team in British Columbia. Reporting to the Manager, Major Bridges & West Region, the Senior…
Added 3 months ago
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Computer Systems 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 6 months ago
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Senior PSA (Probabilistic Safety Analysis) Analyst
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
A
Senior Mechanical Engineer - Plant Life/Extension
AtkinsRéalis
Mississauga, Ontario
- Full-time
Candu Energy Inc. is looking to hire a Senior Mechanical PLiM/PLEX Engineer. This position requires experienced individuals who are self-starter capable of working independently. The…
Added 5 months ago
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Senior Geotechnical Engineer
AtkinsRéalis
Boucherville, Quebec · Montreal, Quebec
- 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 2 months ago
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SME, Secondary Engineering, Energy and Infrastructure Projects (Toronto, ON)
Linxon
Mississauga, ON
- $93,900 to $125,200 CAD / year
- Full-time
Built on more than a century of innovation and decades of substation expertise, Linxon blends AtkinsRéalis’ project management strength with Hitachi Energy’s technological leadership.…
Added 4 months ago
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Sr. Software Engineer (ML Researcher)
EarthDaily Analytics
Vancouver, British Columbia
- $145,000 to $170,000 CAD / year
- Full-time
Our global, enterprise-wide team represents a variety of business lines and is made up of business development, sales, marketing and support professionals, data scientists, software…
Added 2 months ago
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Senior Municipal Engineer
Hazen and Sawyer
Calgary, AB
- Full-time
The successful candidate will serve as a technical and project management leader, working directly with municipal clients, collaborating with multidisciplinary teams, mentoring junior…
Added 6 months ago
Cloud Security Architect
Credera Experienced Hiring Job Board
Quinte West, Ontario
Support business development efforts by identifying opportunities to help clients secure and scale their cloud environments
Added 6 months ago
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AI Architect I
TextLayer
Remote, Canada
- $215,000 to $250,000 CAD / year
- Full-time
- Remote
Our approach combines deep technical expertise with proven frameworks to accelerate development and ensure production-ready results. From bespoke AI workflows to agentic systems, we help…
Added 2 months ago
KA
Liaison Engineer - Structures Repair (Aerospace Engineer)
KF Aerospace
Hamilton, Ontario
- $85,000 to $107,000 CAD / year
- Full-time
Note: This role is for an Aerospace Engineer, not an Aircraft Mechanic.
Added 3 months ago
Food Process Engineer
LAPORTE L.E.I.
Toronto, ON
LAPORTE is seeking a Food Process Engineer with 6 to 10 years of experience in process design for the food, beverage, or biotech industry to join our team in Toronto, Ontario. Our Food…
Added 2 months ago
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Senior Product Engineer, Lifecycle Engineering
Semtech
Ottawa, ON · Burlington, ON · CAN - Burlington, ON
- Full-time
To support continued growth and operational excellence, we are strengthening our Lifecycle Engineering capability with an experienced Senior Staff Product Engineer.
Added 2 months ago
Supervising Electrical Engineer
Syska Hennessy Group
Hamilton, ON
Assists Technical Manager and Chief Engineer in business unit technical training and staff mentoring. Coordinates and assigns various projects to be performed by the engineering team (i.e.,…
Added 2 months ago
Supervising Electrical Engineer
Syska Hennessy Group
Hamilton, ON
Assists Technical Manager and Chief Engineer in business unit technical training and staff mentoring. Coordinates and assigns various projects to be performed by the engineering team (i.e.,…
Added 4 months ago
A
Senior OT Cyber Security Analyst/Engineer
Alithya
Pickering, ON
- Full-time
Suggest new OT cyber security services and contribute to their development;
Added 3 months ago
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Intermediate Mechanical Engineer
WSP
Terrace, BC
- Full-time
…expanded our service offering to include economic studies, project management, detailed engineering, procurement, site management, commissioning, industrial programming, EPCM delivery, and…
Added 3 months ago
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Intermediate Water/Wastewater Engineer
Stantec
Windsor, ON
- Full-time
…supporting capacity. At a high level your tasks may include the development of engineering and financial calculations, participating in the design of water and wastewater treatment…
Added 2 months ago
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Senior Water/Wastewater Engineer
Stantec
Dartmouth, NS
- Full-time
You will apply your technical skills, project delivery, and leadership to a complex array of multi-disciplinary planning, design and construction projects and studies for municipal…
Added 5 months ago
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Project Manager, Wastewater/Water Treatment
Stantec
London, ON
- Full-time
As a Project Manager, you should also possess a high level of technical expertise and should be able to evaluate, select, specify, and engineer systems or products for a project. You will…
Added 1 month ago
Project Engineer- Fabrication
Aecon
Brantford, ON
The Project Engineer - Fabrication will provide technical support for fabrication including constructability reviews, procurement, welding and assembly, inspection, and shipment of…
Added 4 months ago
Senior Java Engineer
Levio
Montreal, Quebec
We are seeking Senior Java Engineer for a major project in the banking industry in Montreal. This position is in hybrid mode in Montreal (3 days/week).

AtkinsRéalis

Computer Systems Engineer

Mississauga, ON, Canada

Full-time

Apply About employer

Applications open in a new tab.

Job details

Job type: Full-time
Posting language: English
Posted: Jul 24, 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 preliminary design of safety, control and monitoring computer systems to define the system requirements, computer architecture, product/tool technologies and evaluate system performance and reliability.
Evaluate digital I&C system products and establish processes and procedures for their use in computer software design, development and verification & validation (V&V).
Execute software engineering tasks including software requirements specification, software design descriptions, coding, verification, testing, and documentation.
Develop software and scripts using a variety of programming languages/toolsets/environments including, but not limited to: IEC 61131-3 languages, C, C++, Varian/SSCI-890/PDP11 Assembler, Fortran, Pascal, Visual Studio, LabView, XML, Photon.
Prepare requirements and develop tools for test/development systems as needed for the production of safety critical software.
Update and/or prepare Computers Engineering design documents including software requirements specifications, software design descriptions, and software manuals.
Assist in preparation of guides and procedures following international standards for work practices related to quality software for safety applications in the nuclear industry.
Interface with various engineering disciplines, suppliers, and other divisions within the company.
Deliver technical presentations accurately and effectively.
Manage assigned work effectively, including prioritizing, executing, managing schedule and budget, and reporting, to meet project goals.

About you

Relevant Honours degree in computer or electrical engineering from a university of recognized standing.
Eligible to be registered as a Professional Engineer in the province of Ontario
Minimum 3 -5 years of experience in a computer controls environment is preferred but may be waived.
Familiarity or experience with software design/development based on documented industry or international guidelines/standards is 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.

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 conceptual and preliminary design for safety, control, and monitoring computer systems, defining requirements, architecture, and evaluating performance. Responsibilities also include executing full software engineering tasks from specification to testing and documentation for safety-critical applications.

Requirements

Candidates must have a relevant Honours degree in computer or electrical engineering and be eligible for Professional Engineer registration in Ontario, with 3-5 years of experience in a computer controls environment preferred. Strong technical, problem-solving, interpersonal, and communication skills are essential for working in multidisciplinary teams.

Skills

Conceptual Design
Preliminary Design
Safety Systems
Control Systems
Monitoring Systems
System Requirements
Computer Architecture
System Performance Evaluation
Software Engineering
Verification & Validation
Coding
Testing
Documentation
Technical Presentations
Project Management
Problem-Solving

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

Computer Systems Engineering
Nuclear Industry
CANDU Technology
Safety Systems
Control Systems
Monitoring Systems
System Requirements
Computer Architecture
Digital I&C
Software Design
Verification & Validation
IEC 61131-3
C
C++
Assembler
Fortran
Pascal
Visual Studio
LabView
XML
Safety Critical Software
International Standards
Mississauga

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