Senior Accountant

Mercury is growing quickly, and with that growth comes increasing complexity. New products, higher transaction volumes, evolving systems, and a growing customer base all create opportunities to build a stronger, more scalable finance organization. We’re looking for a Senior Accountant who enjoys more than just closing the books. Someone who is energized by building better processes, improving controls, leveraging technology, and helping create the accounting infrastructure that allows Mercury to scale. Reporting to the Accounting Manager, you’ll join a lean, high-performing accounting team and play a key role in improving close timelines, strengthening operational rigor, supporting audits, and driving automation across the accounting function. This role is ideal for someone who enjoys building scalable processes and finding better ways of working, not just executing existing ones. In this role, you’ll: Own key areas of the month-end, quarter-end, and year-end close process, ensuring accurate and timely financial reporting. Prepare and review journal entries, account reconciliations, and supporting schedules across multiple accounting areas. Perform monthly flux and variance analysis, identifying key drivers of financial results and explaining period-over-period changes. Manage and improve accounting processes across the general ledger, including revenue, accounts receivable, ac