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Added 6 months ago
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Senior Software Engineer - Java
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- Full-time
Added 2 months ago
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Senior MES Configuration Engineer - Proficy
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- Full-time
Proficiency in both Windows and Linux based operating systems.
Added 3 months ago
MT
Senior Engineer - Design
Microchip Technology Inc.
Burnaby, British Columbia · Canada - Burnaby
- Full-time
Experience with Unix/Linux operating systems.
Added 2 months ago
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Field Application Engineer - AMD/Xilinx
Avnet
Pointe-Claire, Quebec
- Full-time
Embedded processing knowledge - Familiar with x86 and ARM architectures, performance metrics, OS (especially Linux), Yocto, BSP, drivers, and debugging tools
Added 7 months ago
EL
Principal Software Engineer
eDynamic Learning
Remote, Canada
- $180,000 to $220,000 CAD / year
- Full-time
- Remote
Familiarity with AWS, Docker, Linux, and cloud-native architectures
Added 5 months ago
G
Développeur(euse) logiciel / Software Developer - C#/.NET
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Remote, Canada
- Full-time
- Remote
Bâtir et déployer des services orientés-objets pouvant fonctionner autant sur Linux que Windows
Added 6 months ago
A
Senior Radiation Physicist
AtkinsRéalis
Mississauga, Ontario
- Full-time
…Fortran and proficient in Microsoft Office. Familiarity with the Linux operating…
Added 6 months ago
A
Reactor Physicist
AtkinsRéalis
Mississauga, Ontario
- Full-time
Must be conversant with computer environments; proficiency in both Linux and WINDOWS environments is a strong asset
Added 6 months ago
A
Fuel Engineering Specialist
AtkinsRéalis
Mississauga, Ontario
- Full-time
Must be conversant with computer environments; proficiency in both Linux and WINDOWS environments is a strong asset, experience in licensing activities would also be an asset;
Added 6 months ago
A
Senior Reactor Physicist
AtkinsRéalis
Mississauga, Ontario
- Full-time
Must be conversant with computer environments; proficiency in both Linux and WINDOWS environments is a strong asset
Added 6 months ago
A
Specialist Radiation Physicist
AtkinsRéalis
Mississauga, Ontario
- Full-time
…Fortran and proficient in Microsoft Office. Familiarity with the Linux operating…
Added 6 months ago
A
Specialist Reactor Physicist
AtkinsRéalis
Kincardine, Ontario
- Full-time
Proficiency in both Linux and WINDOWS environments.
Added 5 months ago
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Développeur(euse) logiciel / Software Developer - Appliances Platform (Edge OS)
Genetec
Remote, Canada
- Full-time
- Remote
Added 5 months ago
A
Senior Engineer - System
Aptiv
Kanata, Ontario
- Full-time
Added 5 months ago
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Sr. Site Reliability Engineering - Azure Platform
SimCorp
Toronto, Ontario
- Full-time
Comfort with Linux and Windows systems, APIs, scripting (PowerShell, Bash), and SQL
Added 2 months ago
DevOps Systems Administrator – Linux
Global Relay
Vancouver, BC
…Administrators who are passionate about maintaining reliable Linux systems with a strong interest in automation, performance and security. We are looking for someone who is motivated to…
Added 1 month ago
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Head of Character Effects (CFX) - Netflix Animation Studios
Netflix
Vancouver, BC
- Full-time
Strong scripting and/or programming skills (e.g., Python, VEX) and familiarity with Linux-based workflows
Added 3 months ago
Ingénieur(e) en soutien de production | Programme diplômés Cloud, DevOps et SRE / Production Support Engineer | Cloud, DevOps & SRE Graduate Programme
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Montreal, Quebec
…expérience pratique avec les plateformes Cloud (infonuagiques), Linux, l’automatisation, les bases de données et les systèmes d’entreprise à grande échelle dès le début de votre…
Added 4 months ago
Analyste de Support à la Production / Production Support Analyst
mthree
Montreal, Quebec
Added 2 months ago
EM
Embedded Software Engineer
Evertz Microsystems Limited
Burlington, ON
- $60,000 to $90,000 CAD / year
- Full-time
Real-Time Operating Systems, Embedded Linux, FreeRTOS and Device Driver experience is essential
Added 5 months ago
Modeler
Sony Pictures Imageworks
Vancouver, British Columbia
Knowledge of applicable software packages including Maya, Mudbox/Z brush, 3d Coat/topogun/paraform Linux and scripting ability in relevant languages including MEL, Perl and Python a plus.…
Added 4 months ago
Python Developer
Levio
Montreal, Quebec
Levio is currently seeking a Python Developer to contribute to a large‑scale project based in Montreal in a hybrid work model.
Added 4 months ago
Senior Java Engineer
Levio
Montreal, Quebec
Hands-on experience with AI developer productivity tooling (e.g., GitHub Copilot, Amp, or similar).
Added 5 months ago
Texture Artist
Sony Pictures Imageworks
Vancouver, British Columbia
● Basic knowledge of Linux/UNIX and basic shell scripting
Added 5 months ago
B
Solution Specialist II, Infrastructure
BCAA
*Head Office
- Full-time
…cloud environment. Leveraging your expertise in Windows and Linux system administration, AWS, and Azure platforms, you’ll provide technical consulting, design architecture, and operational…

AtkinsRéalis

Reactor Physicist

Mississauga, ON, Canada

Full-time

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Job details

Job type: Full-time
Experience: A minimum of 5 years of relevant experience (experience obtained in advanced degree programs will be considered for applicability against this requirement)
Posting language: English
Posted: Apr 27, 2026

Original job description

Job Description

Overview

We are seeking a Reactor Physicist to be part of our team in the Fuel and Physics department supporting the design of new nuclear power plants and the operation, refurbishment, or waste management and decommissioning of existing CANDU nuclear power plants. The Intermediate Reactor Physicist will work under senior staff to perform technical analysis using up-to-date reactor physics codes, such as WIMS, DRAGON, RFSP and MCNP.

Your role

Perform and/or supervise the following calculations: Finite-reactor-core calculations, Kinetics calculations, Advanced-fuel-cycle calculations, Monte Carlo calculations.
Prepare inputs, run reactor physics computer codes
Develop, adapt and modify FORTRAN computer codes as required for specific applications (e.g., to implement new methods or perform new types of calculations)
Develop methodologies and perform reactor physics analyses to support design and commercial activities
Document analyses in technical notes and reports, and present results at meetings
Estimate, monitor schedules and assign work to meet completion dates Perform varied work assignments effectively and respond quickly to changing project needs
Propose/develop approaches to be used on reactor physics tasks
Develop analysis basis plans

About you

Masters degree (or equivalent) or higher from a university of recognized standing in Physics or Nuclear Engineering or equivalent;
Experience of CANDU reactor physics
A minimum of 5 years of relevant experience (experience obtained in advanced degree programs will be considered for applicability against this requirement)
Experience with reactor physics codes such as WIMS, DRAGON, RFSP and/or MCNP
Experience with MCNP nuclear data library creation
Experience with few energy group constants from MCNP
Experience of uncertainty assessment
Knowledge of light water reactors, and small modular reactors is desirable
Must be conversant with computer environments; proficiency in both Linux and WINDOWS environments is a strong asset
Proficiency in computer programming, especially FORTRAN, C++ are very desirable Excellent oral and written communication skills are required

Reward & 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 and supervising technical analyses such as finite-reactor-core, kinetics, advanced fuel-cycle, and Monte Carlo calculations using established reactor physics codes. Responsibilities also include developing and modifying FORTRAN computer codes, documenting analyses, and managing project schedules to meet completion dates.

Requirements

Candidates must possess a Master's degree or higher in Physics or Nuclear Engineering, along with a minimum of five years of relevant experience, including experience with CANDU reactor physics. Proficiency in reactor physics codes like WIMS, DRAGON, RFSP, and MCNP, along with programming skills in FORTRAN and C++, are highly desirable.

Skills

Reactor Physics Codes
WIMS
DRAGON
RFSP
MCNP
Monte Carlo Calculations
FORTRAN
C++
Technical Analysis
Design Support
Uncertainty Assessment
Linux
WINDOWS
Technical Reporting
Kinetics Calculations
Fuel Cycle Calculations

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

Reactor Physicist
Nuclear Power Plants
CANDU Reactors
Fuel and Physics
Reactor Physics Codes
WIMS
DRAGON
RFSP
MCNP
Monte Carlo Calculations
FORTRAN
C++
Nuclear Engineering
Technical Analysis
Finite-Reactor-Core Calculations
Kinetics Calculations
Advanced-Fuel-Cycle Calculations
Uncertainty Assessment
Linux
WINDOWS
Technical Notes
Decommissioning
Refurbishment
Light Water Reactors
Small Modular Reactors

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