The Senior Accountant role supports the Finance team at the Buck Institute for Research on Aging, a leading nonprofit dedicated to advancing aging research. Reporting to the Accounting Manager, the position involves maintaining accurate financial records in compliance with GAAP, preparing journal entries and account reconciliations for month-end and quarter-end closes, and assisting with annual audits and tax filings. Key duties also include supporting semi-monthly payroll processing, reviewing expense compliance, and managing cash receipts. This hybrid position requires three days of on-site work in Novato, California. The role appeals to professionals seeking a mission-driven environment where their accounting expertise directly contributes to transformative healthcare discoveries, offering a collaborative culture and comprehensive benefits.