At EY, we’re all in to shape your future with confidence.

We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go.

Join EY and help to build a better working world.

The opportunity
As a US Tax Manager in EY’s U.S. Tax Practice, you’ll lead and supervise complex tax engagements, delivering high‑quality compliance services and innovative tax planning for multinational clients across public and private sectors. Based in Waterloo or Toronto, you’ll work closely with EY’s national U.S. Tax platform and collaborate with professionals across Canada and the United States.

You’ll analyze and resolve complex U.S. and cross‑border tax issues, develop practical and creative solutions, and guide the preparation and review of corporate and partnership tax returns for clients with international operations.

This job posting relates to an existing vacancy within our organization.

Your Key Responsibilities

Lead and manage U.S. federal and state tax compliance engagements for multinational and Canadian‑based clients

Review U.S. corporate and partnership tax returns and supporting documentation

Conduct technical research and draft U.S. tax memoranda

Advise on cross‑border matters, including inbound and outbound U.S. tax issues

Supervise, coach, and develop team members across Toronto, Waterloo, and national engagement teams

Build strong client relationships and contribute to a collaborative, high‑performing culture

Skills And Attributes For Success

Strong leadership and people‑management capabilities

Excellent communication and relationship‑building skills

Proven ability to manage multiple priorities and tight deadlines

Analytical mindset with a commitment to continuous learning, including tax technology

Interest in contributing to national initiatives, recruiting, and talent development

To qualify for the role, you must have

Undergraduate degree in accounting, finance, or a related discipline

A minimum of 5 years of U.S. tax experience, including hands‑on compliance and review responsibilities

A US CPA designation

Experience managing and developing junior professionals

What We Look For
We’re looking for inclusive team players who support others,



manage priorities well, and stay committed to learning. You have a genuine interest in tax and its evolving landscape, and you’re excited by the opportunity to help global organizations tackle complex challenges. If you’re someone who speaks up with confidence and brings current ideas to the table, come build what’s next with us at EY.

What We Offer You
We offer a competitive compensation package where you’ll be rewarded based on your performance and recognized for the value you bring to our business. In addition, our Total Rewards package allows you decide which benefits are right for you and which ones help you create a solid foundation for your future. Our Total Rewards package includes a discretionary bonus program, a comprehensive medical, prescription drug and dental coverage plan, a defined contribution pension plan, a outstanding vacation policy plus firm paid days that allow you to enjoy longer long weekends throughout the year, statutory holidays and paid personal days (based on province of residence), and a range of exciting programs and benefits designed to support your physical, financial and social well‑being. Plus, we offer:

Support and coaching from some of the most engaging colleagues in the industry

Learning opportunities to develop new skills and progress your career

The freedom and flexibility to handle your role in a way that’s right for you

EY reports salary ranges in accordance with applicable provincial pay transparency legislation. Individual salaries within the anticipated salary ranges noted below are determined through a wide variety of factors including but not limited to internal equity, education, relevant experience, knowledge, and applicable skill sets.

Toronto: $92,000 to $138,000

Waterloo/London: $87,000 to $131,000

Inclusiveness at EY
Inclusiveness is at the heart of who we are and how we work.



We’re committed to fostering an environment where differences are valued, policies and practices are equitable, and our people feel a sense of belonging. We embrace diversity and are committed to combating systemic racism, advancing gender equity and women in leadership, advocating for the 2SLGBTQIA+ community, promoting our neuroinclusion and accessibility initiatives, and are dedicated to amplifying the voices of Indigenous peoples (First Nations, Inuit, and Métis) nationally as we strive towards reconciliation. Our diverse experiences, abilities, backgrounds, and perspectives make our people unique and help guide us. Because when people feel free to be their authentic selves at work, they bring their best and are empowered to build a better working world.

Learn about our commitment to Inclusiveness at https://www.ey.com/en_ca/about-us/corporate-responsibility/equity

EY | Building a better working world
EY is building a better working world by creating new value for clients, people, society and the planet, while building trust in capital markets.

Enabled by data, AI and advanced technology, EY teams help clients shape the future with confidence and develop answers for the most pressing issues of today and tomorrow.

EY teams work across a full spectrum of services in assurance, consulting, tax, strategy and transactions. Fueled by sector insights, a globally connected, multi-disciplinary network and diverse ecosystem partners, EY teams can provide services in more than 150 countries and territories.

At EY, we use artificial intelligence (AI) tools as one element of our recruitment process to enhance efficiency and improve the candidate experience. While AI supports us in our process, human judgment and decision-making remain integral in our candidate experience. We are committed to the responsible use of AI, and our practices are continuously reviewed and refined to ensure they align with the highest ethical principles and regulatory requirements.

To all recruitment agencies: EY does not accept unsolicited resumes from recruitment agencies. Any resumes submitted without a prior agreement or request from our hiring team will not be considered. EY is not responsible for any fees related to unsolicited resumes.

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📌 US Corporate Tax - Waterloo - Manager (Ontario)
🏢 EY
📍 Ontario