US Corporate Tax Manager

Are you looking to join a firm where 4-day work weeks during the summer, flexible hybrid working, and a people-first culture are genuinely built into the way the business operates — not just added as recruitment buzzwords? One of our clients is seeking a U.S. Corporate Tax Manager to join their growing tax practice in Oakville.

Why This Role Is For You

• 4-day work weeks throughout July and August.
• Hybrid work environment with flexibility and remote weeks built into the schedule.
• Join a firm recognized as a Great Place to Work Certified employer and a Top Place to Work for Women.
• Strong focus on employee wellbeing, professional development, and long-term career growth.
• Opportunity to work across a mix of compliance and advisory engagements.
• Collaborative and supportive culture with strong leadership visibility.

Role Overview

As a U.S. Corporate Tax Manager, you will work closely with clients and leadership across a broad range of U.S. corporate tax compliance and advisory engagements. This role offers exposure to owner-managed businesses, U.S. corporations, and Canadian businesses with U.S. operations, while also providing the opportunity to mentor staff and contribute to the continued growth of the firm’s U.S. tax practice.

What You’ll Do

• Plan, supervise, and execute U.S. corporate tax engagements and client projects.
• Prepare and review U.S. corporate tax filings and related tax planning work.
• Act as a trusted advisor to clients and support strategic decision-making.
• Research and advise on complex U.S. corporate and international tax matters.
• Review Forms 1120, 1120F, partnership returns, and related filings.
• Work on international reporting forms including 5471, 5472, 8865, 8858, 8992, and 8993.
• Advise on areas including GILTI, Subpart F, Section 956, and Canada-U.S. treaty matters.
• Support and mentor junior team members within the practice.
• Build and maintain strong client relationships across a diverse portfolio.

What We’re Looking For

• US CPA designation or Enrolled Agent (EA) certification required.
• Minimum 5 years of U.S. corporate tax experience.
• Strong technical knowledge of U.S. corporate federal and state taxation.
• Experience with international tax reporting and cross-border tax matters.
• Understanding of Canada-U.S. tax treaty provisions and state nexus rules.
• Experience reviewing corporate and partnership tax returns.
• Strong leadership, project management, and client relationship skills.
• Excellent communication skills and attention to detail.

Salary

• CAD $120,000 – CAD $145,000

There is no need to submit a CV at this stage. For an informal discussion, feel free to contact Gareth Peacock, Director at George William Consulting, by phone at View phone number on canada.jobradars.com, via LinkedIn message, or by email at ***email_hidden*** to share your interest in the role. You'll get a response within 10 business days.