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.

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 & 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

Qualifications

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 recent ideas to the table, come build what’s next with us at EY.

What We Offer
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 to 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 great 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

Salary

Toronto: $92,000 to $138,000

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

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