Sr AP Administrator

Hybrid 3 days in office - Boston MA 02210

• 5+ years AP
• 1+ years AP within a law firm
• experience with Travel and Expenses
• Excel

• Elite or Aderant software

The Senior Accounts Payable Associate manages the full-cycle accounts payable function, ensuring accurate, timely, and compliant processing of invoices, employee expenses, and payments. This role oversees daily AP operations, supports internal controls, and partners cross-functionally to resolve issues, improve processes, and maintain financial integrity.

• Review, validate, and process vendor invoices and employee expense reports, ensuring proper coding, approvals, policy compliance, and supporting documentation.
• Generate vouchers and execute domestic and international payments (ACH, wires, foreign drafts, and electronic payments) through accounting and banking platforms.
• Monitor aging, exceptions, and workflow bottlenecks; proactively resolve discrepancies and elevate issues to maintain service levels.
• Perform month-end and year-end close activities, including reconciliations, audit support, and preparation of schedules and documentation.
• Post recurring electronic files and other charges to the general ledger; reconcile entries and remediate discrepancies.
• Maintain accurate vendor records, including tax documentation and banking information; ensure proper authorization of changes.
• Record, reconcile, and file multi-state sales and use tax; support annual 1099 reporting and unclaimed property processes.
• Research and resolve invoice discrepancies, credits, and statement variances in collaboration with vendors and internal stakeholders.
• Support and strengthen internal controls over disbursements, including approval workflows and segregation of duties.
• Provide cross-training and mentorship to ensure coverage across AP functions.
• Identify and implement process improvements to enhance efficiency, compliance, and operational effectiveness.