Reactor Physicist

Mississauga, Ontario, Canada

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

Why choose AtkinsRéalis?

Wherever you are in your career – and whoever you are – AtkinsRéalis is for you. Here, support and collaboration are a vibrant part of a culture that lets you choose where – and how far – your career can go. Take on projects that push boundaries and drive sustainable impact, surrounded by colleagues who believe there's no limit to how brilliant you can be. It's time to join a like‑minded team where you'll be rewarded, supported, and free to be your kind of brilliant.

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.

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.