Are you looking for a role where your organizational skills and attention to detail truly matter? Can you see yourself supporting a large, dynamic department and helping ensure the office operates efficiently every day? Are you comfortable applying your knowledge of administrative concepts, practices, and procedures to support a busy office? If you answered yes, the Senior Administrative Assistant role may be the right fit for you—apply today!
What will you be doing!
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Coordinating the workflow of the department manager/line director.
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Managing meeting and appointment schedules.
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Coordinating meetings, such as booking rooms, sending invites, and ordering catering.
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Reviewing incoming correspondence and electronic mail, and taking appropriate action.
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Preparing correspondence, minutes, action lists, and prioritizing commitments.
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Tracking and following up on actions placed on the Manager/Director and other division staff.
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Acting as a liaison between the Director/Manager and the division staff.
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Organizing events such as division seminars, workshops and international conferences.
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Arranging/coordinating travel.
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Maintaining accurate office records and files/follow-up system for outstanding issues.
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Working with various groups both within and outside the departments to ensure reporting requirements are met.
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Reviewing and updating documents (including formal documents, presentations, and spreadsheets) to ensure format requirements are met.
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Communicating objectives, directives, policies/procedures, and general information to staff, and ensuring the quality of cross-functional administrative processes.
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Providing status updates and supporting documentation for various scorecard/project reporting.
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Assisting management with protected, sensitive Human Resources/Financial requirements.
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Handling sensitive and confidential information on all levels of Departmental and/or Divisional staff.
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Working with the Director and/or Managers to assist in the preparation of promotion cases.
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Coordinating meetings and gathering data from managers for various HR processes, such as the performance management cycle and succession planning.
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Assisting with the budget process (reporting forecasts, submissions to Finance).
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Coordinating smaller-scale business support projects or providing administrative support to larger projects.
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Tracking and ordering supplies.
Other duties as assigned by your manager.
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What we are looking for:
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Education
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Graduated from Post-secondary, preferably in Business Administration or equivalent.
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Experience
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Five years of experience as an administrative assistant.
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Knowledge, Skills & Abilities
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Strong proficiency in Microsoft SharePoint, including document management, collaboration tools, and workflow support, along with advanced Word & Excel skills (e.g., formulas, data analysis, reporting).
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Detail-oriented and comfortable working in a fast-paced office environment.
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Excellent written communication skills.
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Superior organizational skills and dedication to completing projects on time.
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Excellent time-management skills and the ability to multitask and prioritize work.
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Possesses problem-solving skills.
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Ability to work independently without supervision.
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Team-oriented with demonstrated ability to work well with others and promote a positive work environment.
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Demonstrated leadership skills with the ability to train and develop others.
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Demonstrates tact, diplomacy, trust, and discretion in handling sensitive and confidential information.
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Knowledge of office management systems and procedures.
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Knowledge of radiation protection, environmental, QA, and security compliance programs.
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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:
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Working schedule: Five (5) days per week, eight (8) hours per day for a forty (40) hour work week.
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:
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Paid time off: vacation, sick, personal, and floater days
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Benefits effective Day One – no waiting period
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Tuition support to help you keep learning and growing
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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?
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Delivering clean energy for today and tomorrow
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Restoring and protecting the environment
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Contributing to the health of Canadians
If so, you’ll feel right at home at CNL!
Location: Onsite
Located in the heart of the Ottawa Valley, our Chalk River site offers a beautiful natural setting with forests, lakes, and wildlife, right at your doorstep. Surrounded by welcoming communities such as Deep River, Petawawa, and Pembroke, you’ll have access to unparalleled outdoor adventures and a fantastic work-life balance.
Please note: This is a fully on-site position based at our Chalk River Laboratory in Ontario.
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:
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Respect
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Teamwork
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Accountability
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Safety
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Integrity
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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.
CNL operates on sites located on the traditional lands, waterways and ceded and unceded territories of Indigenous peoples. CNL recognizes and affirms all First Nations, Métis communities and Inuit in this land we now know as Canada. We acknowledge, respect and seek to better understand Indigenous history, rights and title on the lands where we work and develop projects. We honour and respect the importance of the relationship between Indigenous peoples and their lands, waters and territories.
