Senior Manager, Corporate Tax
Fullscript
Administration
Ottawa, ON, Canada
Posted on Dec 16, 2025
About Fullscript
We’re an industry-leading health technology company on a mission to help people get better. We started in 2011 with one simple idea. Make it easier for practitioners to access the products they trust so they can deliver better care.
That simple idea grew into a platform that powers every part of care. Today, more than 125,000 practitioners use Fullscript for clinical insights, lab interpretations, patient analytics, education, and access to high-quality supplements. Over 10 million patients rely on Fullscript to stay connected to their care plans and follow through on treatment.
We build tools that make care smarter and more human. Tools that save time, simplify decisions, and help practitioners stay closely connected to the people they care for. When everything they need is in one place, they can focus on what matters most: helping people get better.
This is your invitation.
Bring your ideas, your grit, and your care for people.
Join us and shape the future of care.
ABOUT THE ROLE:
We’re seeking a Senior Manager, Corporate Tax to oversee the operational functions of tax, such as Transfer Pricing, Credits & Incentives, and Cash Flow planning. Reporting to the Director of Tax, you'll guide how we build, optimize, and enhance our ways of working.
What You'll Do:
- Transfer Pricing:
- Own the transfer pricing function, ensuring transfer pricing strategies align with Fullscript’s business model.
- Maintain Fullscript’s transfer pricing policies, particularly around Cost Sharing Agreements (CSA) and Cost Plus inter-company transactions.
- Drive the design and implementation of internal transfer pricing processes.
- Ensure compliance with relevant documentation and reporting requirements.
- Collaborate with external advisors and internal stakeholders to analyze transfer pricing exposure.
- R&D Credits and Incentives:
- Work with cross-functional teams (Finance, R&D, Engineering) to implement tools that streamline the Credits and Incentives claim process.
- Collaborate with external advisors on the Canadian SR&ED credit claims process, ensuring compliance with Canadian regulations and maximizing available incentives.
- Manage the U.S. Section 174 R&D expense reporting process and ensure accurate deductions and documentation.
- Cash Tax Forecasting:
- Develop and maintain a robust model to forecast the company’s cash tax liabilities across the U.S. and Canada.
- Analyze historical tax data, legislative changes, and corporate strategies to refine forecasting assumptions and ensure accurate, timely projections.
- Present cash tax forecasts to senior leadership and Finance partners to support budgeting, liquidity analysis, and strategic decision-making.
- Tax Reporting & Compliance:
- Manage the tax compliance and reporting surrounding transfer pricing, (eg. Form 5472, T106)
- Ensure withholding tax obligations are met on a timely basis.
- Coordinate with external advisors and internal stakeholders to ensure compliance with all relevant tax laws and regulations.
What You Bring:
- CPA, CA, or other relevant professional designation preferred.
- Minimum of 7+ years of relevant tax experience, with recent experience leading tax operations.
- Proven experience in transfer pricing, particularly around Cost Sharing Agreements (CSA) and cost-plus methodologies.
- Demonstrated knowledge of Canadian SR&ED credits and U.S. Section 174 R&D tax regulations.
- Prior experience within an online marketplace/eCommerce environment.
- Strong MS Excel or Gsheet skills, familiarity with NetSuite a plus.
- Demonstrated success in building and improving processes.
- Very organized, with strong analytical skills and attention to detail.
- Excellent communication skills, both written and verbal; including, the ability to explain highly complex subject matter in simple terms.
Why You'll Love Fullscript:
- Market competitive compensation package including equity
- RRSP matching (within CAD) // 401K matching (within US)
- Flexible PTO policy
- Flexible benefits package and additional perks
- Employee discount on Fullscript catalog of products for family & friends
- Ability to Work Wherever You Work Well*
Why Fullscript
Great work happens when people feel supported, trusted, and inspired. At Fullscript, we stay curious and keep finding smarter ways to make care better. We grow together, take on new challenges, and focus on impact. We put people first, work as a team, and leave egos at the door.
What to Know Before You Apply
We’re grateful for the interest in joining Fullscript. To make sure your application reaches our hiring team, please apply directly through our careers page. We’re not able to respond to individual messages about open roles on email or social channels.
Fullscript is an equal opportunity employer committed to creating an inclusive workplace. Accommodations are available upon request at accommodations@fullscript.com.
All offers are contingent on successful background checks conducted in compliance with federal, state, and provincial laws.
We use AI tools to support parts of the hiring process, including screening and reviewing responses. Final hiring decisions are always made by people and follow all applicable privacy and employment laws in Canada and the U.S.
Learn More
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