The chance
As a US Tax Senior Manager in our U.S. Tax Practice, you will lead large and complex engagements, serving as a trusted advisor to multinational clients across public and private sectors. Building on deep technical knowledge, you’ll drive high-quality U.S. compliance delivery and provide practical, innovative tax advice across U.S. federal and state matters, as well as cross‑border considerations.

In this role, you will be accountable for engagement strategy, technical leadership, risk and quality, and team development. You’ll cultivate strong client relationships, identify and advance opportunities, and contribute to the growth of EY’s U.S. Tax practice in Canada through thought leadership, coaching, and participation in national initiatives.

Your key responsibilities

Lead and oversee multiple complex U.S. tax compliance engagements end‑to‑end, ensuring technical accuracy, quality, and timely delivery

Serve as a primary client contact and build trusted relationships with tax leaders and key stakeholders

Provide technical leadership on U.S. corporate and partnership taxation matters, including federal and state considerations

Guide cross‑border tax issue spotting and collaborate with global teams as needed

Review and sign off on key deliverables (i.e., returns, workpapers, technical memoranda) and drive risk and quality management across engagements

Coach, mentor, and develop Managers and staff to build high‑performing teams and create a strong teaming culture

Lead engagement economics (scope, budgeting, resourcing) and proactively manage risks, deadlines, and priorities

Support business development through proposals, pursuits, account planning, and relationship expansion





Contribute to national initiatives such as recruiting, learning, and tax technology adoption

Skills and attributes for success

Strong people leadership with a demonstrated ability to coach, develop, and retain high‑performing teams

Confident communicator who can influence across levels and collaborate effectively across geographies and service lines

Proven ability to build and sustain senior client relationships and translate technical work into practical business outcomes

Strong commercial mindset and interest in growth, market development, and account expansion

Deep technical knowledge in U.S. corporate and partnership taxation and the ability to resolve complex issues with sound judgment

Ability to synthesize technical guidance into clear recommendations, supported by strong writing skills

Excellent project management skills with the ability to prioritize and deliver across multiple engagements and deadlines

Strong focus on quality, risk management, and consistent delivery excellence

To qualify for the role, you must have

An undergraduate degree in a related field

Significant progressive U.S. tax experience, typically 8 or more years, with a strong foundation in U.S. corporate federal and state income tax compliance, and/or partnership compliance, including review leadership and issue resolution

A U.S.



CPA designation

Demonstrated experience leading teams, managing engagement economics, and delivering through others

Strong technical research capability, experience drafting and reviewing technical memoranda and client‑ready communications

What we look for
We’re looking for team-oriented leaders who invest in their teams and lead with a growth mindset, balancing high‑quality delivery with continuous development. You’re passionate about tax, curious about what’s changing, and motivated to help multinational organizations navigate complex global obligations. If you’re ready to influence outcomes, elevate those around you, and bring forward ideas that improve how work gets done, we’d love to hear from you.

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. Our Total Rewards package includes a discretionary bonus program, comprehensive medical, prescription drug and dental coverage plan, a defined contribution pension plan, a generous vacation policy, firm‑paid days for longer weekends, statutory holidays, and paid personal days (based on province of residence). Additional programs support your physical, financial and social well‑being.

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

Salary ranges

Toronto: $128,000 to $178,000

Waterloo, London: $121,500 to $171,500

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