Overview Are you looking for a role where your organizational strength and communication skills make a real impact every day? Do you like supporting a agile team, coordinating information, and helping leaders stay focused on what matters most? Can you see yourself managing sensitive information, juggling multiple priorities, and serving as a central point of connection for a large, fast‑paced division? Does the idea of keeping operations running smoothly, supporting multiple managers, and anticipating needs before they arise energize you?
If you answered yes, then becoming our Administrative Assistant may be the job for you!
Responsibilities Coordinating appointments, meetings, travel arrangements, calendars, catering, and document preparation for the Director and management team.
Preparing correspondence, minutes, action lists, and supporting materials while prioritizing commitments.
Handling communications, including responding to internal and external inquiries and managing email and phone correspondence.
Tracking and following up on actions assigned to the Director, Manager, or division staff.
Acting as a liaison between leadership and staff within the division.
Maintaining accurate records, files, and follow‑up systems for outstanding issues.
Composing, formatting, and issuing correspondence, agendas, minutes, reports, and presentations to meet Canadian Nuclear Laboratories (CNL) document standards.
Managing electronic filing systems, public folders, and shared workspaces.
Handling confidential information related to staffing, human resources processes, and financial documents.
Assisting with gathering information for requests to hire, performance management, and succession planning.
Updating skills by attending required training, reviewing materials, and participating in seminars.
Identifying and reporting safety concerns and complying with all Workplace Hazardous Materials Information System (WHMIS) and safety procedures.
Managing administrative tasks such as ordering supplies, photocopying, printing, submitting IT or maintenance requests, arranging travel, and processing expense reports.
Other duties as assigned by your manager.




Qualifications Education Secondary School Graduation.
Post‑secondary training in Office or Business Administration, or a similar field.

Experience A minimum of 7 years of experience in an administrative role, or an equivalent combination of experience and training.

Knowledge, Skills & Abilities Proficiency in Microsoft Office Suite, including Word, Excel, PowerPoint, SharePoint, and Outlook.
Strong written communication skills, including editing, grammar, spelling, and document handling.
Excellent time management and the ability to prioritize, multitask, and meet deadlines.
Strong problem‑solving skills and attention to detail.
Ability to work independently with minimal supervision.
Team‑oriented mindset with the ability to promote a positive work environment.
Demonstrated tact, diplomacy, discretion, and sound judgment when handling confidential information.
Ability to work efficiently in a fast‑paced environment.
Knowledge or willingness to learn CNL business systems, including Oracle, ATOM, DevonWay, myCNL, and other platforms.
An understanding of Quality Assurance requirements is considered an asset.
Ability to use office equipment such as printers, photocopiers, scanners, and audio/video conferencing tools.

Security Clearance Eligibility 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 Working schedule: 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.
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 for your future 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.
We are 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 Indigenous history and rights and are committed to understanding and respecting the Indigenous history, rights and title associated with this land.

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📌 Administrative Assistant (Manitoba)
🏢 Canadian Nuclear Laboratories
📍 Manitoba