Location: Mississauga, ON

Language: Strong written and verbal English communication skills

About the Opportunity

Were looking for a Senior Manager, Tax to join a large, complex organization operating in a high-volume environment. This role is focused primarily on indirect tax compliance, including GST/HST and provincial sales taxes, with significant responsibility for the systems, processes and controls that support accurate tax collection, remittance and recovery.

Youll provide leadership across tax compliance, technology and process improvement while partnering with teams across the business. This is an opportunity for an experienced tax professional who enjoys solving complex issues, interpreting legislation and developing people while strengthening the processes behind a sophisticated tax function.

Whats In It for You

Youll take ownership of meaningful tax initiatives with visibility across the organization and exposure to senior leadership. Youll have the opportunity to lead and develop a team, contribute to system implementations and business initiatives, and identify improvements that strengthen controls and increase efficiency.

Your Responsibilities

- Youll oversee day-to-day indirect tax compliance, reporting, controls, remittances and recoveries, with a strong focus on Canadian sales taxes.
- Youll lead tax-related system implementations and updates, ensuring accurate tax capture, testing, controls and documentation.
- Youll research complex tax issues and legislation, assess business impacts and recommend practical solutions to senior leadership.
- Youll manage government tax audits, coordinating analysis, supporting documentation and responses to inquiries.




- Youll partner with Finance, Technology and other stakeholders to identify tax implications associated with new programs and business initiatives.
- Youll improve tax policies, processes and systems while maintaining strong procedural documentation and internal controls.
- Youll lead, coach and develop direct reports, setting goals and supporting ongoing performance and professional growth.

Skills and Qualifications

- 5+ years of progressive tax experience, including hands-on indirect tax compliance and people leadership experience.
- Bachelors degree in Business, Finance or a related discipline.
- Robust knowledge of Canadian GST/HST and provincial sales taxes, including PST and QST, with hands-on tax research experience.
- Demonstrated ability to read, interpret and apply complex tax legislation to business transactions and processes.
- Proficiency with SAP and tax engines such as Vertex or an equivalent platform, including exposure to tax-related systems and process changes.
- Strong analytical, problem-solving and stakeholder management skills, with the ability to communicate complex tax matters clearly.
- CPA designation and experience within retail or another high-volume transactional environment are considered assets.

All qualified applicants will receive fair consideration for employment. We welcome individuals of all backgrounds, experiences, and identities including those who identify as women, members of racialized groups, Indigenous Peoples, persons with disabilities, and 2SLGBTQIA+ communities.

If you require an accommodation, please review our accessibility policy and reach out to our accessibility officer with any questions.

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📌 Senior Manager, Tax (Mississauga)
🏢 Altis Technology
📍 Mississauga