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Canadian Nuclear Laboratories

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Delivering the science of solutions.

Chalk River, Ontario

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Research Services
1,001–5,000 people

About

Canada's premier nuclear science and technology organization. CNL develops peaceful and innovative applications from nuclear technology through its expertise in physics, metallurgy, chemistry, biology and engineering. Highly skilled employees enthusiastically deliver a range of nuclear services ranging from research and development, design and engineering to specialized technology, waste management and decommissioning. Canadian Nuclear Laboratories is actively working to strengthen existing relationships and forge new ones with government, with industry, and with academia. https://www.youtube.com/watch?v=3HWf13MTqFM

Open positions

Director, Governance and Controls

On-site · Chalk River

Are you looking for a leadership role where you can shape how an organization operates, manages risk, and achieves excellence? Can you see yourself driving enterprise-wide governance, performance, and continuous improvement initiatives that support safe, secure, and efficient operations? If you answered yes, this may be the job for you. Apply today ! Our Chalk River location is looking for a Director, Governance and Controls to provide strategic leadership for CNL's management system, governance frameworks, safeguards management, nuclear material accountability, human performance, and organiz…

Project Contract Officer

On-site · Chalk River

Are you looking for a role where you can influence project success through strategic contracting and supply chain expertise? Can you see yourself leading complex contract initiatives, providing trusted advice to project stakeholders, and ensuring value-driven procurement outcomes? If you answered yes, this may be the job for you. Apply today as our Chalk River location is looking for a Project Contracts Officer to lead procurement and contracting activities for major projects, provide guidance to stakeholders and contract administrators, and deliver innovative, cost-effective solutions that s…

Senior Project Contracts Officer

On-site · Chalk River

Are you looking for a role that will challenge you? Can you see yourself conducting market research and analysis, determining strategic details to support strategy, and identifying potential contractors? Do you like to prepare commercial bid documents? If you answered yes, then this may be the job for you! Our Chalk River location is looking for a Senior Project Contracts Officer; apply today!  What you will be doing!     Category Strategy and Planning: Conducting market research and analysis, internally and externally and determining strategic details to support strategy and identify poten…

Director, Site & Decommissioning Projects

On-site · Pinawa

Are you a strategic leader who thrives on delivering complex projects with lasting impact? Do you enjoy guiding multidisciplinary teams, engaging with stakeholders, and driving safe, cost-effective decommissioning projects from planning through execution? If so, as Director, Site and Decommissioning Projects , you will play a key role in shaping project success through strong leadership, regulatory excellence, Indigenous engagement, and sound project management.  This may be the job for you! Apply today!    What you will be doing!   Providing strategic leadership, governance, and oversight…

G1 Radiation Surveyor

On-site · Chalk River

Are you looking for a role that will challenge you? Can you see yourself performing radiological surveys? If you answered yes, then this may be the job for you! Our Chalk River location is looking for Group 1 Radiation Surveyors to foresee radioactive hazards that may lead to the spread of contamination and to be acquainted with all established practices and procedures for radiation protection. Apply today! What will you be doing!  Performing daily routine radiation and contamination surveys of work areas. Establishing barriers and posting signage as required based on survey results. Iden…

Quality Assurance Representative

On-site · Chalk River

Are you passionate about ensuring excellence, driving compliance, and making a measurable impact on the success of complex projects? Do you thrive in environments where your expertise helps teams deliver high-quality products and services safely, efficiently, and with confidence? Would you find purpose in knowing that your work directly supports organizational performance, regulatory compliance, and continuous improvement? Our Chalk River location is looking for a Quality Assurance Representative to ensure products and services are delivered effectively, efficiently, and in full compliance wi…

Indigenous Engagement Officer

On-site · Chalk River

Do you like building meaningful relationships rooted in respect, collaboration, and trust? Can you see yourself helping strengthen how CNL listens to, learns from, and works with First Nations and Indigenous communities? As an Indigenous Engagement Officer, you’ll play an essential role in supporting strong, transparent, and culturally grounded relationships with Indigenous Nations, Governments, communities, and organizations. You’ll be the connector who brings people together—coordinating engagement activities, developing clear and thoughtful communications, and ensuring commitments and ag…

Safety Specialist

On-site · Pinawa

Are you looking for a role that will challenge you and allow you to make a meaningful impact on environmental and workplace safety? Do you thrive in a position where you promote safe work practices, support a strong safety culture, and guide teams in meeting health and safety requirements? Our Whiteshell (WL) location is seeking a Safety Specialist to help deliver an effective Occupational Health & Safety (OHS) program across the WL Closure Project. If this sounds like the right opportunity for you, apply today! What will you be doing!   Assisting the Manager and Supervisor, Health & Safety…

System Responsible Engineer

On-site · Pinawa

Are you looking for a role that will challenge you and let you apply your mechanical or electrical engineering expertise to complex decommissioning projects? Can you see yourself working in a multi‑disciplinary team to plan and execute work packages, solve technical problems, and keep projects moving safely and efficiently? Do you like collaborating with subject matter experts, contractors, and project teams while seeing your designs implemented in the field? If you answered yes, then this may be the job for you! Apply now! What will you be doing!  Participating in short‑ and long‑range eng…

Electrical Engineer

On-site · Chalk River

Are you looking for a role that will challenge you? Can you see yourself leading complex electrical design work while overseeing job execution from concept through commissioning? Does the idea of managing design delivery, providing technical oversight, and ensuring systems meet cost, quality, and schedule expectations excite you? If you answered yes, then this may be the job for you—apply today! Our Chalk River location is looking for an Electrical Engineer to provide design authority oversight, develop engineering standards, and deliver safe, reliable electrical solutions. What will you be…

Fire Chief

On-site · Chalk River

Looking for a role where your leadership directly shapes safety, readiness, and performance every single day? In this position, you’ll oversee the Fire Department’s daily operations, guide and motivate a large team of firefighters, drive training and emergency response strategy, manage operational and capital budgets, support code compliance, and help shape long-term succession and asset management plans. If you’re ready to step into a role that challenges you and lets you make a real impact, apply today! What will you be doing! Holding responsibility for the day-to-day operations of the Fi…

Health Physicist

On-site · Port Hope

Are you passionate about protecting people, ensuring regulatory excellence, and making a meaningful impact on complex nuclear and radiological projects? Do you thrive in a role where your expertise is trusted, your recommendations influence critical decisions, and your commitment to safety helps shape the success of major environmental remediation initiatives? If you answered yes, then this may be the job for you! Our Port Hope location is looking for a Health Physicist to play a key role in advancing radiation protection (RP) programs, guiding safe work practices, supporting regulatory compl…

Hoisting and Rigging Engineering Specialist

On-site · Chalk River

Are you interested in a new and challenging opportunity? We are seeking a Hoisting and Rigging Engineering Specialist to execute moderately complex technical work under general guidance. Do you have experience in documenting, forecasting, analyzing, investigating and interpreting moderately complex results and providing recommendations? Do you see yourself coordinating and facilitating the transfer of information to inform decision-making while complying with quality assurance standards and troubleshooting when issues arise? Are you passionate about working on larger-scale or multiple concurr…

S&T Operational Excellence Specialist

On-site · Chalk River

Are you looking for a role that will challenge you and allow you to make a meaningful impact across a diverse scientific and operational environment? Can you see yourself conducting assessments, supporting continuous improvement initiatives, and helping ensure excellence in research and laboratory operations? As an S&T Operational Excellence Specialist , you will collaborate with stakeholders across the organization to drive operational effectiveness, support compliance with key requirements, and contribute to the success of CNL’s science and technology programs. If you answered yes, then thi…

Senior Contract Administrator

On-site · Chalk River

Are you looking for a role that challenges you and lets you lead complex contract activities? Do you thrive in an environment where you guide teams, oversee high‑value contractual relationships, and ensure successful delivery across large projects? If you answered yes, our Chalk River location is seeking a Senior Contract Administrator to provide leadership in both pre‑ and post‑contract management while serving as a key liaison between CNL and its contractors and suppliers. If this sounds like the right opportunity for you, apply today ! What will you be doing!   Contract Administration &…

Laboratory Operations Coordinator

On-site · Chalk River

Can you see yourself playing a vital role in keeping our laboratories safe, efficient, and ready to support world-class research? As a Laboratory Operations Coordinator , you will be responsible for coordinating daily laboratory operations, maintenance activities, and refurbishment projects while ensuring compliance with safety and operational requirements. Working closely with researchers, Building Superintendents, Area Owners, and project teams, you will help create an environment where scientific work can thrive through effective planning, collaboration, and operational excellence. If you'…

Director, Fire & Emergency Management

On-site · Chalk River

Are you the kind of leader who believes that safety isn’t just a requirement but a responsibility to people, community, and environment? Do you thrive in highly regulated environments where precision, planning, and accountability are critical to success?  Are you driven to build programs that not only meet compliance expectations but also set the benchmark for industry best practices? Our Chalk River location is looking for a Director, Fire & Emergency Management, to lead stewardship of a comprehensive fire protection and emergency management program that prevents and mitigates fire-related r…

Purchasing Assistant

On-site · Chalk River

Are you looking for a role that will challenge you to make a meaningful impact on organizational success? Can you see yourself negotiating with suppliers, managing procurement activities, and ensuring the best value for money? Does the idea of balancing business needs, regulatory requirements, and risk management in a fast-paced environment excite you? If you answered yes, this may be the job for you, as our Chalk River location is seeking a Purchasing Assistant to lead purchasing activities, deliver value-driven sourcing solutions, and ensure that procurement practices meet business, regulat…

Project Assistant

On-site · Chalk River

Are you looking for a role where you can keep projects on track and ensure everything runs smoothly? Can you see yourself monitoring progress, managing budgets, and supporting project teams with accurate data and insights? Does the idea of driving project performance through careful tracking and coordination of cost, schedule, and scope appeal to you? If you answered yes, then the Project Assistant role may be the opportunity for you— apply today! What will you be doing!   Acting as a project contact to answer questions and obtain and provide information to stakeholders within and outside t…

Project Leader

On-site · Chalk River

Are you interested in a new and challenging opportunity? Do you have experience designing and/or constructing new builds? If you answered yes, we are looking for a Project Leader to deliver projects for CNL, ranging from small modifications and improvements to facilities and infrastructure at Chalk River Laboratories to large, complex new-build construction of buildings, laboratories, waste management facilities, facility decommissioning, and environmental restoration activities.  Apply now !  What you will be doing! Supporting the Project Manager and project team for the delivery of large-…