Position Purpose: The Senior Administrative Assistant provides high quality administrative and organizational support to the Senior Vice President, Enterprise Risk. The role supports enterprise wide responsibilities such as calendar management, meeting coordination, document preparation, correspondence, office organization, onboarding, and tracking departmental activities.

What You Will Do: Manage multiple complex calendars, anticipating scheduling conflicts and adjusting proactively based on SVP priorities. Coordinate across Enterprise Risk and division wide executive teams, preparing several weeks ahead to support meeting readiness. Serve as first point of contact for the SVPs and team, resolving inquiries independently when appropriate.

Provide integrated support managing corporate project portfolio. Support the Senior Management Team on various strategic priorities. Track and follow up on action items, procurement activities, expenses, and approvals in accordance with internal policies.

Coordinate onboarding and off-boarding activities and orient new staff members. Organize and prepare meetings, including agenda creation, minute taking, tracking deliverables, and ensuring necessary logistics are in place. Prepare first drafts of correspondence, documents, presentations, and sensitive external materials.

Maintain templates and ensure all documentation adheres to IO standards. Identify areas of opportunity for improvement or innovation in processes relevant to the position Act as a data steward (light) for executive workflows. Managing document integrity and version control to support basic records management.

Who You Are: Post-secondary diploma in Business Administration or equivalent an asset. Several years of administrative experience supporting executives in a corporate setting.





Experience supporting diverse business functions and managing competing priorities. Exceptional organizational, time-management, and prioritization skills. Ability to work independently with limited guidance in a fast-paced environment.

Strong professionalism, discretion, and ability to handle sensitive information. Effective interpersonal, communication, negotiation, and facilitation skills. Excellent written communication skills and ability to synthesize information clearly.

Demonstrated openness to new skills and approaches, seeking and applying feedback to improve performance and business outcomes. Ability to work with data and reports to support prioritization. Familiarity with tools such as PowerBI, Sharepoint, and Microsoft Teams.

As well, a comfort level with emerging tools such as AI copilots and automation tools will be valuable. Technical depth is not required, however, awareness of emerging AI tools and the ability to use them responsible will be beneficial.

What We Offer: Commitment to creating a diverse, equitable and inclusive culture that promotes a sense of belonging and represents and reflects the needs of the communities we serve. A Defined Contribution Pension Plan, with Infrastructure Ontario contributing the equivalent of 5% of a full-time employee’s annual salary and will also match any employee contribution up to an additional 5% of their annual salary.



To provide further options for planning and saving for the future, IO offers a Group Retirement Savings Plan and Group Tax Free Savings Account to eligible employees.

A comprehensive package that covers health, dental, vision, out-of-country care, paramedical services, and more. A pregnancy and parental leave program that offers expecting, eligible employees a top-up to 95% of their annual base salary for 31 weeks, and our parental leave program offers eligible employees a top-up to 95% of their annual base salary for 15 weeks. Access to our $1000 Healthcare Spending Account to top up expenses not covered in the advantages program and a Lifestyle Account that expands the eligibility of health and wellness options and can include coverage for gym memberships and fitness equipment, nutrition counselling or financial planning.

Support for professional development opportunities for all colleagues through a broad range of learning programs that include in-person and online training, leadership development, and support for colleagues’ well-being. IO will also cover the costs associated with up to two membership and licence fees per year for eligible colleagues if directly related to the employee’s role. Access to a suite of virtual healthcare options to support non-urgent medical needs A convenient, central location at 1 Dundas St West, easily accessible by public transit.

We offer a competitive salary range of $72,000 to $85,000 (S3 Level).

Pay will align with skills, knowledge and experience of the candidate. This posting will close on Monday September 28th, 2026 at 11:59 pm. Interviews will occur on a rolling basis until the role is filled. This posting is for a current active vacancy. We are actively recruiting to fill this position.

📌 Senior Administrative Assistant (Toronto)
🏢 Infrastructure Ontario
📍 Toronto