Role Overview The TMX Group Internal Audit provides independent, objective, risk‑based assurance and advisory services in accordance with the IIA’s Global Internal Audit Standards. Reporting to the Director, Internal Audit, the Senior Internal Auditor performs independent audits to assist the audit committees and management in drawing conclusions on the adequacy of design and operating effectiveness of internal controls.

The Senior Internal

Auditor plays a key role in delivering the annual audit plan and providing assurance and insights to the organization.

Key Accountabilities - Lead and execute risk‑based audits as part of the annual audit plan, in accordance with Internal Audit methodology and the IIA’s Global Internal Audit Standards.

- Maintain a strong understanding of the Internal Audit methodology, audit universe, and key business processes.
- Conduct risk assessments to identify and analyze key business and process risks and develop comprehensive audit plans.
- Execute the audit program and prepare transparent and effective documentation.
- Perform interviews and walkthroughs with auditees to evaluate the design and effectiveness of internal controls.
- Identify control gaps and assess their impact on TMX’s financial, regulatory, legal, compliance, and operational objectives.
- Drive positive change by using problem‑solving and critical thinking to analyze data, identify root causes, and recommend impactful process and control enhancements.
- Communicate identified gaps clearly and effectively in writing and verbally to stakeholders.
- Mentor and guide team members to foster a culture of collaboration.
- Support the maintenance of control objectives and controls within the GRC system (ServiceNow) to facilitate the quarterly CEO/CFO certification process.




- Perform ad‑hoc assignments including control advisory engagements and implementation of data analytics and continuous auditing techniques.
- Follow emerging technologies across the organization and assess their impact on the audit plan.

Skills and Experience - CPA designation preferred. CIA certification preferred.

- 3‑5 years of audit experience.
- University degree in Business/Commerce.
- Experience developing data analytics using Alteryx or similar software is an asset.
- Familiarity with Google Workspace and audit management software.
- Experience with IIA’s Global Internal Audit Standards, IFRS, generally accepted auditing standards, and NI 52‑109 is an asset.

Behavioural Competencies

Acts with integrity and demonstrates courage in challenging situations. Strong interpersonal skills to build and sustain relationships across the organization. Utilizes problem‑solving and critical thinking to analyze data and identify control gaps.

Proactively contributes new ideas and perspectives. Ability to effectively manage competing priorities across multiple projects. Excellent communication skills, both verbal and written. Ability to work independently with minimal direction.

Inquisitive and committed to learning and self‑improvement. Flexible and able to adapt to change.

Work Environment & Compensation This role is hybrid (3days/week in the office) based in Toronto, ON.

Salary range: $80,000–$100,000CAD per year (guideline only; final offer will reflect experience and skills).

Equal Opportunity Statement TMX is committed to creating and sustaining a collegial work environment in which all individuals are treated with dignity and respect and one which reflects the diversity of the community in which we operate. We provide accommodations for applicants and employees who require it. This position is not currently sponsoring work permit applications; the applicant must be authorized to work in the country where this position is located.

📌 Senior Internal Auditor (Toronto)
🏢 TMX Group
📍 Toronto