Executive Assistant

Come Build Your Career at Aecon!Aecon delivers some of the most complex and impactful infrastructure projects — from transformative transportation networks to critical energy, industrial and nuclear programs. The projects we build connect communities and power future generations. With deep roots in North America and a strong footprint internationally, Aecon brings global expertise and proudly serves public and private sector clients through its Construction and Concessions segment.
Come Build Your Career at Aecon!Aecon delivers some of the most complex and impactful infrastructure projects — from transformative transportation networks to critical energy, industrial and nuclear programs. The projects we build connect communities and power future generations. With deep roots in North America and a strong footprint internationally, Aecon brings global expertise and proudly serves public and private sector clients through its Construction and Concessions segment. Safety Always is not only our #1 core value – it is the standard that anchors our culture. We believe the most ambitious projects deserve the most committed people. At Aecon, you won’t just build your career — you’ll help build what matters to enable future generations to thrive.
At Aecon, You Can Count On
Safety Always. Our number one core value. The safety of our people, projects, partners, and stakeholders is our priority focus – today and always.
Integrity. We lead by example, with humility and courage.
Accountability. We’re passionate about delivering on our commitments.
Inclusion. We provide opportunities where people feel valued, supported, and empowered to contribute fully.
We deliver infrastructure with purpose, and our people are at the heart of everything we do. Aecon employees are incredibly proud to build some of the most impactful infrastructure of this generation – we call it
Aecon Proud .
At Aecon We
Ensure you and your family receive the services and benefits needed to support your mental, emotional, and physical well-being.
Are intentional when it comes to investing in your development. We help you build your career and advance your skills through our Aecon University, tuition reimbursement, and Leadership Programs.
Are committed to creating work environments focused on mutual respect, teamwork, collaboration, and new ideas, through meaningful initiatives, training, partnerships with Veteran groups, our Aecon Women in Trades and diversity programs, as well as our Employee Resource Groups (ERGs), to ensure we are building with top talent and harnessing our collective strengths within every aspect of our culture.
Operate responsibly by managing risk, safety, and environmental considerations across all our projects and surrounding communities.
Our success is built on the passion, expertise, and dedication of our people. Together, we embrace strong execution, innovation, and continuous improvement — values that come to life through the unique talents and collaborative spirit of every team member. If you’re inspired to make a difference through future-building projects, join our best-in-class team.
What is the Opportunity?CanAtom, a joint venture between AtkinsRéalis and Aecon, is delivering the Pickering Nuclear Generating Station Refurbishment Project under a collaborative contract with Ontario Power Generation. The joint venture is underway to complete the retube, feeder, and boiler replacement (RFBR) of Units 5–8. Building on the successful delivery of the Darlington Refurbishment Project, the CanAtom team brings proven experience in safely executing complex nuclear projects on time and on budget to support Ontario’s clean energy future.
Reporting to the Senior Project Director, the CanAtom Executive Assistant provides day-to-day support to the project senior leadership team.
What You'll Do Here
Management of Outlook calendars for 3-4 members of the senior leadership team. This requires frequent communication with the leaders, the client, and the home offices.
Plan the monthly Steering Committee meeting and the monthly Senior Leadership Team meeting, including managing attendance, room availability, and special events around the meeting.
Lead the rollout of the site-wide luncheon celebrations that take place 3-4 times per year on the project.
Interface with home offices for coordination of special events involving project leadership.
Coordinate the collection of approvals of certain project documents.
Plan and book travel for executives visiting the project.
Lead the collection of materials and scheduling of project leadership for the Refurbishment Review Board (RRB) audits, which take place quarterly.
Provide guidance to the project administrators and support them with vacation and sick day coverage as required.
What You Bring To The Team
Diploma or post-secondary education in Administration, Executive Office Administration, Secretarial Studies, or a related field.
7 - 10 years of experience providing executive or senior-level administrative support.
Proficiency with Concur SAP and Microsoft Office applications, including Outlook, Word, Excel, and PowerPoint.
Ability to work effectively in a fuly office-based environment in Pickering with occasional travel to CanAtom offices in Whitby.
Experience providing day-to-day administrative support to senior leadership teams.
Experience dealing with travel management agencies is required.
Strong organizational and coordination skills.
Ability to manage complex calendars and schedules.
Excellent communication skills with internal and external stakeholders.
Experience planning meetings, events, and executive travel.
Ability to coordinate document approvals and audit-related activities.
Leadership skills to provide guidance and support to project administrators.
Reason for Vacancy: Replacement
The expected pay range for this role is $70,000 - $100,000 per year.
Individual pay is determined based on several factors, including work location, education, experience, unique skills and job conditions. Other considerations may include certifications, specialized training, and the complexity or scope of the role.
Aecon fosters diversity, inclusion and belonging within and across our organization. We welcome all to apply including, women, visible minorities, Indigenous peoples, persons with disabilities, and persons of any sexual orientation or gender identity.
We are committed to adhering to the objectives and requirements outlined in the Accessible Canada Act (ACA), and to meeting the accessibility needs of persons with disabilities in a timely manner. Through the implementation of the requirements of the ACA and its applicable regulations, appropriate accommodations will be provided upon request throughout the interview and hiring process.
As part of our commitment to fair and transparent hiring practices, Aecon may use artificial intelligence (AI) tools to assist in screening and reviewing candidates. These tools are applied responsibly and in accordance with applicable privacy laws and Aecon’s AI Usage Policy. All final decisions are made by qualified Aecon team members.
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