Senior Manager, Domestic Tax

Join our Domestic Tax team as a Senior Tax Manager and gain exposure to a wide range of clients and industries. At Doane Grant Thornton, you'll have the opportunity to learn from some of Canada’s top Tax experts, guiding you on your career journey.

Be a part of our team of over 400 tax professionals, collaborating with colleagues across different service lines like Advisory and Specialty Tax. This teamwork will broaden your perspective and enable you to deliver tailored tax planning solutions to clients’ unique business needs.

Who We Are

You know those big cities that still feel like small towns? Where everyone’s friendly and helps each other out? That’s like Doane Grant Thornton. Except here we’re all professionals and there isn’t a mayor or a general store. What we’re trying to say is that we’re a large and growing professional services firm that still feels like a community. We employ over 3000 people across Canada, and we truly care about our colleagues, our clients and the communities where we work and live. That’s what’s most important to us. We’re building a thriving organization that’s purpose driven and still want to remember what your favourite milkshake flavour is.

As a Senior Tax Manager, you’ll assist our clients with corporate and personal tax planning to benefit from tax savings and incentives. Your responsibilities will include:

Client Experience : Take ownership of client relationships, working directly with them, to strengthen connections and enhance overall client services. Your expertise will lead these important relationships forward.

Strategic Tax Planning : Develop strategic tax planning solutions tailored to clients’ unique business needs.

Tax Advisory : Help clients navigate the complexities of Canadian Tax Matters, including corporate provisions, compliance succession, and estate planning, as well as reviewing T1, T2, and T3 returns as part of your advisory role

Proactive Issue Resolution : Utilize your in-depth technical expertise in corporate and personal tax planning and compliance to effectively resolve tax-related issues. Collaborate with clients and team members to develop effective tax solutions, establishing yourself as a reliable advisor who cares about their business success.

Mentorship : Coach and mentor, a team of colleagues on tax compliance, helping them walk in clients’ shoes by discussing tax planning options.

Business Development: Contribute to our growing tax practice by understanding the comprehensive needs of clients’ businesses. Identify and unlock new opportunities to meet their objectives and introduce them to our firm’s diverse offerings.

Think you’ve got what it takes to be a Senior Tax Manager? Like the colour purple? Great. Here's a few more boxes we’re also hoping you can tick:

• You’ve completed the CPA Canada In-Depth Tax Course or hold a Master's degree in Taxation
• You develop and present new ideas, strategies, and tax solutions for clients, showcasing your dedication to providing exceptional client service
• You possess an interest in pursuing business development opportunities to grow the tax practice
• You’re recognized as a technical expert in corporate and personal Canadian tax planning and compliance.
• You actively seek opportunities to support others in their ongoing professional growth

What's in it for you?

Profit sharing, Flex days, RRSP contributions, Firmwide holiday closure, Wellness benefits, Concierge-like benefits, Work from anywhere in Canada in the summer for 4 weeks, and more!

At Doane Grant Thornton, we believe compensation should reflect more than just market data—it should reflect you. We’re serious about compensation. We benchmark regularly across a wide spectrum of roles, industries, sectors, and levels to ensure our ranges are both competitive and current. But we don’t stop there. We also consider the unique strengths, experiences, and impact each individual brings to the table. Our salary ranges are reviewed annually, and where you land within the range depends on a mix of factors—your background, your skills, and how your contributions align with internal equity. To help start the conversation, the current salary range for this role is $116,400–$166,400 in Windsor, ON. If the role is available in other locations, the range may differ to reflect local market factors.

Our special culture shines through when we have the opportunity to connect in person. That’s why we’re working in a model where teams are required to be together in the office 4 days per week.

We’re focused on making a difference in the lives of our clients, our colleagues and our communities. That’s our purpose. Or, as we like to say, living our purple.

Are you ready to Discover Your Purple? Apply today!

Want to learn more about who we are and how we live our purple every day? Read our colleagues’ stories at

Doane Grant Thornton is committed to employment equity, human rights and respectful workplace principles throughout the life cycle of employment, including at the recruitment and hiring stages. We welcome applications from members of all equity deserving groups, including persons with disabilities, women, racialized and/or Indigenous applicants. Should you require accommodation in relation to the recruitment process, please notify us by emailing and we will work with you to meet your accommodation needs.