Let’s find your next opportunity
AI Assistant: {{ chat.assistant.message }}
Suggested roles matches
Sort By
{{ job.job_posting_title
}}
{{ job.job_posting_title }}
{{ job.is_cms_job ? (job.cities.split(';').length > 1 ? 'Various locations' : job.location_mappings[0]) : (job.location_mappings.length > 1 ? 'Various locations' : job.location_mappings[0]) }}
We are sorry there are no jobs that match your exact criteria. Try a new search term, or use the filters to continue browsing for available opportunities.
Suggested roles matches
{{ job.title }}
{{ job.title }}
{{ [job.cities[0], job.regions[0], job.countries[0]].join(', ') }}
Various locations
We are sorry there are no jobs that match your exact criteria. Try a new search term, or use the filters to continue browsing for available opportunities.
Let’s find your next opportunity
{{ job.job_posting_title
}}
{{ job.job_posting_title }}
{{ job.is_cms_job ? (job.cities.split(';').length > 1 ? 'Various locations' : job.location_mappings[0]) : (job.location_mappings.length > 1 ? 'Various locations' : job.location_mappings[0]) }}
On this page
Mississauga, Ontario, Canada
Overview
AtkinsRéalis is one of Canada's largest private sector nuclear engineering groups. We have been providing a wide range of services to the nuclear industry in Canada and around the world since for more than 60 years. We are proud to be the steward of Canadian CANDU nuclear technology.
Reporting to the Manager, Administrative and Executive Support, the Executive Administrative Assistant provides senior-level administrative support to executive-level leaders within the organization. Under minimal supervision, this role requires a high degree of confidentiality, discretion, and diplomacy, supporting the smooth and effective operation of executive offices. The incumbent must demonstrate strong judgment, a thorough knowledge of corporate and project procedures, and the ability to interact effectively with all levels of management, staff, external stakeholders, and customers/clients.
Your role
- Provide comprehensive executive administrative support to executive-level leaders, ensuring the efficient operation of assigned offices through sound judgment, discretion, and a thorough understanding of corporate, project, and regulatory policies and procedures.
- Proactively manage executive priorities and communications, including monitoring email, identifying issues or conflicts, anticipating needs, and responding appropriately to changing business demands and unexpected events.
- Act as a trusted liaison with internal and external stakeholders—including senior leadership, staff, government representatives, customers, and clients—while maintaining professionalism, confidentiality, and diplomacy at all times.
- Manage complex scheduling, approvals, and governance processes, including coordinating executive calendars, tracking incoming approval requests, determining delegation requirements, and ensuring completeness and compliance of materials.
- Coordinate executive travel and expense activities, including domestic and international travel arrangements, visas, briefing materials, and the preparation and review of expense reports in accordance with corporate policies and ethical standards.
- Prepare, coordinate, and maintain accurate documentation and reporting, including corporate, strategic, financial, and project materials; ensuring consistency, quality, formatting, editing, and proofreading.
- Handle sensitive information and special assignments with discretion, including confidential corporate, government, and personnel documents (advanced security clearance required for certain levels of access), while responding independently to inquiries and supporting ad hoc initiatives as required.
Location
Mississauga, Ontario, Canada
Job Type
Full time
Ref
R-147193
Salary range
-
About you
- Minimum of 5-7 years progressive administrative experience.
- Post-secondary education or related business diplomas/certificates.
- Advanced computer skills with Microsoft Office (SharePoint, Word, PowerPoint, Excel, Calendar).
- Excellent verbal and written communication skills.
- Detail oriented and highly organized with the ability to multi-task.
- Experience working in a consulting firm and/or knowledge of engineering terminology and document types would be considered an asset.
Why choose AtkinsRéalis?
Wherever you are in your career – and whoever you are – AtkinsRéalis is for you. Here, support and collaboration are a vibrant part of a culture that lets you choose where – and how far – your career can go. Take on projects that push boundaries and drive sustainable impact, surrounded by colleagues who believe there's no limit to how brilliant you can be. It's time to join a like-minded team where you'll be rewarded, supported, and free to be your kind of brilliant.
Reward & benefits
Explore the rewards and benefits that help you thrive – at every stage of your life and your career at AtkinsRéalis in Canada.
Enjoy competitive compensation, employee recognition, and a brilliant range of flexible benefits you can tailor to your health, wellbeing, financial and lifestyle needs.
Make the most of diverse opportunities for training and professional development to grow your skills and expertise.
And take advantage of our hybrid working culture and generous time-off policies to balance a fulfilling career with your personal life.
Make it brilliant, a career with AtkinsRéalis
Our supportive, collaborative culture inspires us as a global community every day.
Watch this short film and imagine what you could achieve here, too.
About AtkinsRéalis
We're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's'infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We're committed to leading our clients across our various end markets to engineer a better future for our planet and its people.
Additional information
AtkinsRéalis cares about your privacy. AtkinsRéalis and other subsidiary or affiliated companies of AtkinsRéalis (referred to throughout as "AtkinsRéalis") are committed to protecting your privacy. Please consult our Privacy Notice on our Careers site to know more about how we collect, use, and transfer your Personal Data.
By submitting your personal information to AtkinsRéalis, you confirm that you have read and accept our Privacy Notice.
Appropriate accommodation will be provided upon request throughout the recruitment and hiring process as required by Company policy and the Accessibility for Ontarians with Disabilities Act (AODA).
Successful applicants will be notified about AtkinsRéalis' accommodation policies at the time the employment offer is extended, and the information will be shared with new personnel during the onboarding process.
Related jobs
Related blogs
Finding my place in the environment: a journey through people, places, and purpose
From anthropology to infrastructure, my journey hasn’t been traditional — but it’s been meaningful. Here’s how I found a role where people come first.
Building Tomorrow's Roads: A Journey Through Civil Engineering Excellence
See how purpose-driven engineering transforms travel and strengthens the fabric of our communities.
Why project managers are essential to Canada’s growing transportation and energy sectors
Today, demand for project management jobs in Canada is rising rapidly, driven by the scale and complexity of infrastructure and energy projects nationwide.
Engineering jobs in Ontario that let you innovate, create, and impact
Ontario is one of Canada’s most exciting places to build a career in engineering, a province where bold infrastructure, clean energy transformation, and groundbreaking transit development are reshaping the way communities live, move, and thrive.
Building Tomorrow's Infrastructure: A Journey of Innovation and Impact in Transportation
Learn how Ati builds meaningful impact at AtkinsRéalis by shaping smarter, more connected transportation infrastructure.
Coming home: Why I returned to AtkinsRéalis - a story of culture, values, and growth
Discover how a strong culture and shared purpose make AtkinsRéalis a workplace where careers flourish.
Building connections beyond roads and bridges
Explore how transportation connects communities and transforms everyday life—beyond roads and bridges.
Pushing boundaries: How our Hackathon champions innovation and equity
Discover how AtkinsRéalis HackaFuture set a new standard for innovation and candidate experience
Civil engineering careers: 5 UK cities to watch in 2026 and beyond
Shaping the future of mobility: My career as a project manager
From aeronautics to a leading role on Québec’s REM project: How Réjean Perreault found purpose as a civil engineer and project manager at AtkinsRéalis.
Behind the scenes at the symphony: My career as a director of operations at Montréal’s leading concert hall
Discover Josée’s career journey from Scenic services manager to Director of Operations at the Maison symphonique de Montréal, where she ensures everything runs in perfect harmony.
Greatly and Brightly: Thriving as a woman in engineering
Irene Seo, P.Eng shares her woman in engineering career journey from an early role in civil engineering to a director role with global influence.