Sr Manager, Tax

Vantive is a vital organ therapy company on a mission to extend lives and expand possibilities for patients and care teams everywhere. For 70 years, our team has driven meaningful innovations in kidney care. As we build on our legacy, we are deepening our commitment to elevating the dialysis experience through digital solutions and advanced services, while looking beyond kidney care and investing in transforming vital organ therapies.

Greater flexibility and efficiency in therapy administration for care teams, and longer, fuller lives for patients— that is what Vantive aspires to deliver.

We believe Vantive will not only build our leadership in the kidney care space, it will also offer meaningful work to those who join us. At Vantive, you will become part of a community of people who are focused, courageous and don’t settle for the mediocre. Each of us is driven to help improve patients’ lives worldwide. Join us in advancing our mission to extend lives and expand possibilities.

We are seeking a highly motivated and experienced Senior Tax Manager to join our Global Tax Compliance & Reporting team. Reporting to the Global Tax Planning Director, this role will lead the preparation and review of U.S. federal and state income tax filings, own key components of the U.S. and global tax provision processes under ASC 740, and drive strategic tax initiatives across jurisdictions.

The role serves as a senior technical leader within the tax organization, bringing enterprise-level judgment, strong U.S. federal and state technical tax knowledge, expanding non-U.S. tax exposure, leadership capability, and a demonstrated ability to influence process improvement and technology integration across cross‑functional stakeholders.

• Lead the review and technical assessment of book-to-tax adjustments for Vantive’s consolidated U.S. federal income tax return, ensuring positions are well-supported, consistently applied, and aligned with broader tax reporting objectives.
• Coordinate and review state apportionment and modification calculations for accurate U.S. state corporate income tax filings.
• Own the preparation and review process for U.S. federal and state income tax returns, including technical review, issue resolution, stakeholder coordination, and timely delivery of required filings.
• Lead coordination with external service providers and internal teams to ensure timely, accurate tax filings and payments while resolving complex issues and driving accountability across the compliance calendar.
• Oversee Vantive’s quarterly federal and state estimated tax payment calculations.
• Lead Vantive’s ad hoc tax-related compliance processes (e.g., Form W-8, W-9, 1042 reporting)
• Monitor changes in tax legislation, assess enterprise impact on tax compliance and reporting and recommend appropriate actions to tax leadership and key business stakeholders.

• Drive the calculation of Vantive’s U.S. state tax blended rate, other U.S. state tax balances relevant to the financial statements, and U.S. state tax forecast.
• Lead key inputs into the calculation of Vantive’s global annual effective tax rate (AETR) and cash tax forecast, partnering with global tax, finance, and accounting stakeholders to resolve issues and improve forecast accuracy.
• Lead the preparation and review of quarterly and annual global income tax provision calculations under ASC 740, including financial statement footnotes, technical documentation, and coordination across global tax teams.
• Review tax accounting journal entries.
• Analyze and document current and deferred tax positions, including FIN 48 reserves and valuation allowances.
• Review and challenge international tax provisions, tax returns, and provision-to-return work papers in coordination with non-U.S. tax teams and external advisors, ensuring alignment with global reporting requirements and risk management expectations.
• Oversee the preparation and review of documentation to support SOX compliance, ensuring control evidence, tax accounting judgments, and process documentation meet internal control and audit expectations.

• Lead…