KeySource Thomas Thor has been engaged by Canadian Nuclear Laboratories (CNL) to fill the Thermalhydraulics Specialist position at their Chalk River Laboratories in the upper Ottawa Valley.  The thermalhydraulics specialist leads the development and application of computer codes and analysis tools in support of design and safety analysis of current and advanced nuclear reactors.

Role description

CNL is Canada’s premier nuclear science and technology organization, serving Canada as an enabler of business innovation and technology transfer.  While viewed as a world leader in developing peaceful and innovative applications from nuclear technology through its expertise in physics, metallurgy, chemistry, biology, and engineering, CNL is committed to ensuring that Canadians and the world receive energy, health, and environmental benefits from nuclear science and technology.

The Systems & Safety Analysis Branch is responsible for the development and application of computer codes and analysis tools in support of design and safety analysis of current and advanced nuclear reactors.  Capabilities in the areas of fluid dynamics, heat transfer and neutronics modelling and analysis are applied to safety assessments and analysis for design-basis and beyond-design-basis accidents, and severe accident scenarios.  The branch also develops advanced reactor concepts and technologies.  The work involves proposing viable R&D projects to satisfy CNL’s S&T needs, execution of projects, documentation and publication of results for the customer and the wider international community.


Reporting to the Manager of Systems & Safety Analysis Branch, the incumbent has the following responsibilities:

  • Contribute to R&D planning in the area of code development and application in support of design and safety analysis of current and advanced nuclear reactors.
  • Propose viable federal S&T, COG, commercial and other projects to address customer priorities.  Execute the projects effectively and efficiently ensuring commitments are achieved on time and on budget.
  • Lead a team of experts and resolve complex multi-disciplinary problems by providing novel and creative solutions to the problems.
  • Provide input to and influence the Company’s strategic R&D direction and development of strategic capabilities.
  • Keep informed of the latest technological developments in the field.  Provide expert scientific advice within company and to external clients, customers and the regulator.
  • May be appointed as a Section Head and assume the associated responsibilities (e.g. mentoring, technical guidance and supervision of section staff, staff development, assistance with annual performance appraisal).

Essential skills

  • Ph.D. in Engineering or Science from a university of recognized standing, or membership in an engineering or scientific professional organization authorized by statute to establish qualification for membership in that organization.
  • Thirteen to fifteen years of experience in reactor thermalhydraulics, numerical applications, code development and code application.
  • A good knowledge of safety and licensing issues relating to the thermalhydraulics of reactor cooling systems under off-normal and accident conditions.
  • A sound knowledge in the application of Software Quality Assurance (QA).
  • Significant supervisory experience.

Desired skills

KeySource Thomas Thor has been exclusively retained to conduct this search.  All information exchanged and related to this role is considered proprietary and will be managed through:

Kim Peller
Nuclear Recruiting Specialist

Published by Thomas Thor

Thomas Thor Associates is a consulting and recruitment organisation providing services to the global nuclear sector. We represent nuclear industry experts and provide them to our clients for either freelance contract assignments or permanent staff positions.

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