Tax Manager
Arrowhead Pharmaceuticals
September 25, 2026
Full-time
On-site
Los Angeles, CA
Corporate Functions
Role: Tax Manager overseeing global tax compliance, reporting, and strategic planning for Arrowhead Pharmaceuticals' biopharma operations. Responsibilities: manage corporate income tax filings across US and international jurisdictions, oversee indirect taxes (e.g., sales, VAT), coordinate with external advisors, support tax audits, implement internal controls per SOX, and manage tax provision work in accordance with ASC 740. Collaborates with Finance, Legal, and external service providers to ensure compliance and support business growth. Requirements: Bachelor's in Accounting, Finance, or related; CPA and/or Masterβs in Taxation; 5+ yearsβ progressive tax experience, with strong knowledge of ASC 740, US federal/state corporate taxes, and indirect taxes. Preferred: Big 4 experience, international tax expertise, biotech or life sciences industry background. High-Value: Corporate tax compliance in a biopharma context, US and international tax planning, SOX controls, cross-functional collaboration. Work Setup: On-site in Pasadena or San Diego, CA, five days a week.