Infrastructure Ontario (IO), an Ontario crown corporation, provides a wide range of services to support the Ontario government’s initiative to modernize and maximize the value of public infrastructure and realty. IO has been recognized domestically and internationally for the way it does business and the success it has had with its major projects, real estate services, infrastructure lending, commercial projects, and development mandate. IO delivers some of the most complex, ambitious commercial and land development solutions for the Province and continues to evolve and expand its capabilities to maximize its public impact and deliver on its vision of creating a connected, modern and competitive Ontario.

Position Purpose

The Executive Assistant will provide senior-level executive support to the Chief Administrative Officer (CAO) and play a lead role in the support staffing structure within Business Services, enabling the effective execution of Infrastructure Ontario’s strategic mandate. This role ensures seamless coordination of CAO priorities, supports enterprise-wide initiatives, and facilitates communication and engagement across internal and external stakeholders. The Executive Assistant plays a critical role in managing the operational rhythm of the CAO’s office in advancing strategic initiatives.

What You Will Do

Executive Administrative Support

• Serve as a key point of contact for the CAO’s office, managing communications with senior leaders, government officials, and external partners.
• Manage the CAO’s calendar with a strategic lens, ensuring alignment with corporate priorities and Board commitments
• Support the SVP, People & Culture, as needed with calendar conflicts, co-ordination, approvals and communications
• Coordinate with the Business Services Senior Leadership Team to ensure effective use of meeting time and alignment with strategic priorities. Anticipate and resolve scheduling conflicts independently
• Support the CAO in tracking and following up on action items, deliverables, and strategic initiatives.
• Prepare and submit expense reports and manage approvals in accordance with IO’s Delegation of Authorities (DOA).
• Respond to urgent requests and priority communications as may be required outside of regular working hours.
• Ensure materials are co-ordinated, submitted for review and final approval within expected timelines, managing expectations and follow-up as needed
• Utilize collaboration tools, rather than e-mail, to ensure sufficient workflows
• Work with the Communications team, manage internal and external communications on behalf of the CAO and Business Services Senior Leadership Team, ensuring alignment with organizational tone and standards.
• Maintain document integrity and ensure adherence to corporate templates and protocols.
• Support the preparation of Board submissions, strategic reports, and CAO updates

Project Work and Strategic Initiatives

• Provide integrated support managing Business Services corporate project portfolio
• Support the Business Services Senior Management Team in on various strategic priorities including identification of conflicts and risk of timelines
• Look for opportunities to optimize processes, workflows and communications
• Act as main SME within Business Services in the use of communication and collaboration tools across the division, encouraging engagement and a connected culture
• Lead the co-ordination and communication of Business Services wins

Who We Are Looking For

• Minimum 2 years of experience supporting C-suite executives, in a complex matrix environment.
• Experience managing confidential and politically sensitive information.
• Proven ability to navigate and influence within an organization
• Exceptional organizational, time management, and prioritization skills.
• Strong written and verbal communication skills.
• Advanced proficiency in Microsoft Office Suite (Word, Excel, PowerPoint, Outlook, Teams, Co-Pilot).
• Ability to work independently in a fast-paced environment.
• Strong interpersonal and relationship-building skills with internal and external stakeholders.
• Demonstrated ability to synthesize complex information and support strategic decision-making

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, where IO contributes the equivalent of 5% of a full-time employee’s annual salary, with an option for IO to match an additional 5% contribution made by the employee. IO also offers a Group Retirement Savings Plan and Group Tax Free Savings Account, designed to help IO colleagues plan and save for their future.
• 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 benefits 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 license 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 $71,300 to $107,000 (S4 level), pay will align with skills, knowledge and experience of the candidate.

This posting will close on May 7th, 2026 at 5:00pm.

This posting is for a current vacancy. We are actively recruiting to fill this position

Interviews will occur on a rolling basis until the role is filled.

After reviewing the qualifications listed above, we want you to know that we understand you may not meet all the qualifications described, but still encourage you to apply, as you may have other relevant expertise and experience that you can bring to the role.

At Infrastructure Ontario, we strive to create a culture that encourages a diverse equitable and inclusive environment that fosters belonging. We believe that experience comes in many forms and through learning from each others’ differences and perspectives gives us strength. We are committed to enhancing our culture and encourage applications from all walks of life. Let us know if you require any accommodations for the selection process, by contacting the Talent Acquisition Team.

Candidates who are members of Indigenous, Black, racialized and 2SLGBTQ+ communities, persons with disabilities, and other equity deserving groups are encouraged to apply, and their lived experience will be taken into consideration as applicable to the posted position.

At Infrastructure Ontario, we use AI in our applicant tracking system to improve the efficiency and fairness of recruitment. Your application will be reviewed by both AI and our hiring team for a thorough evaluation. Please note that final hiring decisions are made solely by our experienced hiring team.