Senior Manager, U.S. Tax

Harris is seeking an experienced Senior Manager, U.S. Tax to play a critical role within our Global Tax team. Reporting directly to the Director, U.S. Tax, this position will serve as a trusted advisor and key partner in managing the Company's U.S. tax function, including tax compliance, tax accounting, acquisitions, and tax risk management. This is an excellent opportunity for a hands-on tax professional who thrives in a fast-paced, acquisitive environment and wants to have a meaningful impact on a growing organization. WHAT YOU WILL DO * Oversee U.S. federal and state corporate income tax compliance, ensuring timely and accurate filing of returns, extensions, and tax payments. * Review the Company's quarterly and annual U.S. income tax provision under IFRS, including current and deferred tax calculations and supporting documentation. * Manage estimated tax payments * Lead responses to IRS and state tax authority audits and notices * Develop, maintain, and enhance tax processes, controls, and documentation * Analyze tax accounting implications of significant transactions and tax positions. * Partner with Finance and Accounting teams to ensure accurate reporting of tax-related matters. * Support U.S. tax planning initiatives, evaluate and model the U.S. tax implications of strategic business initiatives and transactions. * Monitor changes in U.S. tax legislation and assess the impact on the Company's operations. * Support tax due diligence, acquisition structuring, integration activities, and post-acquisition compliance matters. * Analyze tax risks and planning opportunities associated with acquisitions and reorganizations. * Manage, mentor, and develop members of the U.S. tax team. * Help establish priorities, allocate work, and ensure high-quality execution across compliance, reporting and special projects. WHAT ARE WE LOOKING FOR * CPA designation, Master of Taxation, or equivalent professional qualification strongly preferred. * 10+ years of progressive U.S. corporate income tax experience, including experience within a large multinational public company and/or a Big Four accounting firm. * Strong technical knowledge of U.S. federal and state corporate income tax rules and regulations. * Experience with U.S. tax accounting and income tax provisions under IFRS and/or ASC 740. * Strong U.S. tax research, technical analysis, and problem-solving capabilities. * Experience managing tax audits and interactions with taxing authorities. * Ability to work independently, prioritize competing demands, and perform effectively in a fast-paced environment. * Excellent written, verbal, and interpersonal communication skills. * Proficiency with tax technology and compliance software, including OneSource. WHAT WILL MAKE YOU STAND OUT * Experience supporting acquisitions, post-acquisition integration, and corporate restructurings. * Experience in a technology, software, or highly acquisitive organization. * Experience working within a multinational tax environment. * Strong process improvement and tax technology skills. WHAT WE OFFER * Three weeks' vacation (four weeks after three years and five weeks after seven years) plus five personal days * Comprehensive Medical, Dental and Vision coverage from your first day of employment * Financial and professional development support for CPA candidates and members * Employee stock ownership and RRSP matching programs * Lifestyle rewards program * Flexible work options * Performance driven organization with many opportunities for advancement * And more! COMPENSATION DETAILS The potential salary range for this role is $130,000 to $170,000 amount per year, with eligibility for bonus or merit program. Final compensation will be based on experience, skills, market conditions, and internal equity. We offer a competitive Total Rewards program including health benefits, RRSP matching, stock option, and career development opportunities.