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US Corporate Tax Waterloo Senior Manager


Job Location:

London - Canada

Monthly Salary: $ 128000 - 178000
Posted: 3 June 2026 (30+ days ago)
Application Deadline: 5 September 2026
Vacancies: 1 Vacancy
The job posting is outdated and position may be filled

Job Summary

At EY were all in to shape your future with confidence.

Well 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 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 youll 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. Youll cultivate strong client relationships identify and advance opportunities and contribute to the growth of EYs U.S. Tax practice in Canada through thought leadership coaching and participation in national initiatives.

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

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 i.e. 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 e.g. 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 US 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

Were looking for collaborative leaders who invest in their teams and lead with a growth mindset balancing high-quality delivery with continuous development. Youre passionate about tax curious about whats changing and motivated to help multinational organizations navigate complex global obligations. If youre ready to influence outcomes elevate those around you and bring forward ideas that improve how work gets done wed love to hear from you.

What we offer you

We offer a competitive compensation package where youll be rewarded based on your performance and recognized for the value you bring to our 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 thats 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: $128000 to $178000
  • Waterloo London: $121500 to $171500

Are you ready to shape your future with confidence Apply today.

To help create the best experience during the recruitment process please describe any accommodations you may need.

Inclusiveness at EY

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


Required Experience:

Senior Manager


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Bij EY Studio+ creëren we transformatieve ervaringen die mensen in beweging brengen en markten vormgeven. We combineren design, technologie en commercieel inzicht, aangevuld met EY.ai, een verenigend platform en aangedreven door ons volledige spectrum van diensten.

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