Senior Radiation Physicist
- Mississauga
- Nuclear
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Senior Radiation Physicist
Come join us in reshaping the future with AtkinsRéalis. AtkinsRéalis is dedicated in engineering a better future for our planet and its people.
AtkinsRéalis / Candu Energy Inc., is looking for a Senior Radiation Physicist to be a 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.
Your role within the Team:
- Lead, plan, perform, document, review, and/or verify technical analyses that includes the use of radiation transport codes, performing dose calculations, and/or application / development of activity transport models.
- Produce high quality reports effectively summarizing technical information and present results to internal and/or external stakeholders. Attend and participate in meetings as needed.
- Collate, assimilate, and summarize results from existing analyses.
- Follow the relevant procedures, guidelines and standards governing the work being performed, and continually improve skills through instructor-led courses and/or on-the-job training.
- Develop, adapt, or modify computer codes for specific applications and to solve new problems.
Why choose AtkinsRéalis as an employer?
Because we offer:
- The opportunity to work on various major projects for internal and external clients.
- An exciting environment where work-life balance is important.
- A wide array of learning and development opportunities.
- Competitive pay, flexible benefits, an employee share plan, and a defined contribution pension plan.
- A work environment focused on health and safety.
The Ideal Candidate:
- Master’s degree or equivalent in Nuclear Engineering or Physics with 10-15 years of relevant experience.
- 8+ years of experience with radiation transport, performing dose calculations, activity transport, shielding applications, waste management, radioactivity dispersion.
- Experience with the computer codes MCNP, SCALE/ORIGEN, or ADDAM (equivalent codes acceptable, ability to program especially in python, PERL, MATLAB, C++, or Fortran and proficient in Microsoft Office. Familiarity with the Linux operating system.
- Ability to present technical material as well as develop and deliver training effectively.
- Working knowledge of work processes, and associated technologies. Eligible to obtain license for nuclear software that falls under the US Department of Energy 10 CFR Part 810 radiation physics codes, such as MCNP and SCALE.
- Experience with rehabilitation and decommissioning activities and supporting station operations.
- Experience working at a nuclear facility, performing radiation transport and shielding calculations, and code development including source control and testing.
- Knowledge of the nuclear regulatory framework, along with codes and standards applicable for nuclear work in Canada.
Are you up for this challenge? Apply today and join our team to help engineer a Better Future for our Planet and its People.
About AtkinsRéalis
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.
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 accommodations 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.
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EuropeContent type
BlogsPublish date
11/11/2025
Summary
Hi, I'm Ryley, a Mechanical Engineer at AtkinsRéalis. I've worked in the nuclear industry, focusing on decommissioning, for three and a half years after completing an MEng in Mechanical Engineeri
Preview
EuropeContent type
BlogsPublish date
11/11/2025
Summary
Hi, I'm Ryley, a Mechanical Engineer at AtkinsRéalis. I've worked in the nuclear industry, focusing on decommissioning, for three and a half years after completing an MEng in Mechanical Engineeri
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