Mechanical Engineer

Are you looking for a role that will challenge you? Would you like to make a meaningful difference in the environment? Can you see yourself designing mechanical and process systems, supporting decommissioning activities, and ensuring high‑quality engineering outcomes for a unique nuclear site? Do you enjoy applying your technical expertise, collaborating with multidisciplinary teams, and supporting critical projects that matter to Canadians? If you answered yes, our Pinawa, Manitoba, location is looking to fill the role of Mechanical Engineer. Apply today!

What will you be doing!

• Preparing and reviewing project documentation, including design plans, concept reports, technical specifications, customer proposals, work plans, tender documents, schedules, and cost estimates.
• Preparing, reviewing, and approving technical reports, analyses, and specifications.
• Managing project resources—including contractors and technical staff—to meet quality, code, regulatory, and customer requirements.
• Ensuring work under your responsibility complies with all quality, regulatory, and customer standards.
• Maintaining confidentiality in all matters related to projects and operations.
• Completing and maintaining all required safety and operational training.
• Sharing acquired knowledge, experience, and best practices with peers and team members.
• Identifying and reporting any potential hazards; wearing required PPE; and participating in safety training.
• Supporting the design, modification, and improvement of mechanical and process systems for new and existing facilities.
• Other duties as assigned by your manager.

What we are looking for:

• Education:

  • Bachelor (Honours) degree in Mechanical Engineering from an accredited post-secondary.
  • Membership or eligibility for membership with Engineers Geoscientists of Manitoba (EGM) as a Registered Professional Engineer.

• Experience:

  • Minimum of eight (8) years of related engineering experience, preferably involving commercial or industrial building systems within the nuclear, process, or power industries.
  • Experience with AutoCAD or other engineering design software.
  • Familiarity with building and piping codes and standards (ASME, CSA).
  • Knowledge of ASME Boiler & Pressure Vessel Code and ASME B31 piping standards.
  • Working knowledge of HVAC systems, CSA B51 pressure boundary systems, piping systems, facilities design, and maintenance.
  • Formal project management training or experience is an asset.

• Knowledge, Skills & Abilities:

  • Strong knowledge of building and piping codes and compliance standards.

  • Ability to organize and maintain workflow accuracy using strong judgment and initiative.
  • Demonstrated punctuality, dependability, and safety-minded.
  • Strong organizational and time‑management skills with the ability to meet deadlines.
  • Ability to understand and manage detailed technical information.
  • Demonstrated responsibility and accountability for technical deliverables.
  • Ability to adapt to changing environments and respond with initiative.
  • Excellent oral and written communication skills.
  • Ability to maintain effective working relationships across all levels of the organization and with external stakeholders.
  • Ability to work with minimal supervision.

• Security Clearance Eligibility Required

  • Reliability Status with Site Access Security Clearance (SASC), which has a minimum requirement of 3‑5 years of verifiable history in Canada, Australia, New Zealand, the United States and/or the United Kingdom. CNL implements security screening in accordance with the Treasury Board of Canada Secretariat's “Standard on Security Screening” and the “Policy on Government Security.”

Working Conditions:

• We have a compressed work week: Four (4) days per week, ten (10) hours per day for a forty (40) hour work week, starting at 6:00 a.m. to 4:30 p.m.
• This position is part of the WPEG unionand is governed by the terms and conditions outlined in their Collective Agreement. As a member of this bargaining unit, you’ll benefit from clear expectations around hours of work, wages, vacation, and other conditions that support a fair and consistent working environment.

• Must possess normal physical agility necessary for bending, lifting, and mobility.

• Must be capable of wearing and working in protective clothing and PPE as required.

• Occasional exposure to radiation and industrial hazards during construction/demolition site visits in controlled environments.

Why CNL?

Does working with a team across Canada to advance nuclear science and technology for a clean and secure world speak to you? We're reinventing ourselves to be the pacesetters so we can lead the charge in solving the problems that matter, like building the next generation of clean nuclear and hydrogen energy solutions, developing new and better-targeted cancer treatments, and continuing to lead the world in environmental remediation.

Why CNL?

Does the idea of working with a dynamic team across Canada to advance nuclear science and technology for a clean and secure world excite you? At CNL, we’re reinventing ourselves to be industry leaders—pioneering solutions to the problems that matter most.

From building the next generation of clean nuclear and hydrogen energy technologies, to developing targeted cancer treatments, to continuing our global leadership in environmental remediation—we are driven by impact, innovation, and purpose.

What We Offer: A Total Rewards Package

We believe in taking care of our people. Here’s what you can expect as part of our team:

• Paid time off: vacation, sick, personal, and floater days
• Benefits effective Day One – no waiting period
• Tuition support to help you keep learning and growing
• A defined-benefit pension plan or a defined-contribution pension plan, depending on your employee group, to support your long‑term financial security

Do Our Priorities Resonate with You?

• Delivering clean energy for today and tomorrow
• Restoring and protecting the environment
• Contributing to the health of Canadians

If so, you’ll feel right at home at CNL.

Location: Onsite
Located near Pinawa, Manitoba, our Whiteshell site is surrounded by pristine lakes, rivers, and forests — a true haven for outdoor enthusiasts. The area offers a peaceful, close-knit community atmosphere, ideal for those who enjoy nature, recreation, and a balanced lifestyle.

Please note: This is a fully onsite position based at our Whiteshell site, Manitoba.

Our Commitment to Equity, Diversity & Inclusion

At CNL, we are committed to fostering an environment that promotes equity, diversity, and inclusion. We celebrate and welcome employees, stakeholders, and partners of all backgrounds and identities. Click here to read all about it!

We are proud to uphold a workplace culture grounded in our Core Values:

• Respect
• Teamwork
• Accountability
• Safety
• Integrity
• Excellence

These values drive our employment practices and ensure meaningful career development opportunities and accommodations for all employees.

CNL is an equal opportunity employer. If you require accommodation during any phase of the hiring process, please let us know via [email protected]. All requests will be handled with confidentiality.

Whiteshell Laboratories is situated on the traditional lands of Treaties 1 and 3, and near Treaty 5. This land is the home of the Anicinabe, Ojibway Anishinaabe and the National Homeland of the Red River Métis. We recognize that many other Indigenous Peoples across the region and Canada also consider this area their home. CNL is deeply grateful for the opportunity to work on these lands and waterways, which hold significant cultural and historical importance. We acknowledge that this site was established without consultation with the Indigenous Peoples of this area. We recognize the ongoing impact of this and we are committed to understanding and respecting the unique Indigenous history, rights and title associated with this land.