Lead AR Accountant

Lead Ar Accountant

At BILL, we believe in empowering the businesses that drive our economy. By replacing outdated financial processes with innovative tools, we help businesses—from startups to established brands—make smarter decisions and gain control of their operations. And we don't stop there: we're creating the future of financial automation so businesses can spend more time on what matters.

We are seeking an experienced Lead AR Accountant to join our revenue accounting team. This role is critical in ensuring accurate and compliant financial reporting related to our revenue streams. The ideal candidate will have a strong background in accounting principles, specifically ASC 606, experience with revenue accounting and accounts receivable, and a proven track record of managing complex reconciliations and processes.

This position requires extensive cross-functional partnership with teams across the organization, including Sales Operations, Sales, Business Development, Deal Desk, Customer Success, Legal, FP&A, Data/Analytics, Revenue Operations, Product, Engineering, Finance System, Treasury, and Operations, to ensure accurate reporting and drive process improvements.

• Own end-to-end billing for a portfolio of contract and strategic partners, ensuring timely, accurate, and complete invoices in accordance with commercial terms and BILL policies.
• Review customer contracts, order forms, amendments, and pricing schedules to determine appropriate billing cadence, milestones, and one-time vs recurring fees.
• Partner with Sales Ops, Business Development, engineering, finance system, and Legal to ensure contract structures and billing mechanics align with revenue recognition and AR requirements.
• Partner with Sales Ops, Customer Success and deal desk teams to address customer requests.

• Manage A/R aging, lead collection efforts on past-due balances, and reduce DSO and write-offs while maintaining a strong customer experience.
• Collaborate with Customer Success, and Sales to resolve short-pays, disputes, and unapplied cash, including recommending payment plans or settlements within policy.
• Manage allowance and bad debt assessments for higher-risk accounts, ensuring supporting documentation is complete and audit-ready.

• Review monthly and quarterly reconciliations for AR, unbilled revenue, deferred revenue, contract assets/liabilities, and other revenue-related accounts, resolving variances independently as a senior revenue accountant level.
• Build and maintain roll-forward schedules and supporting analyses that connect operational drivers (volumes, rates, tiers) to GAAP balances and period-over-period movements.
• Design and improve reconciliation processes and controls to support SOX compliance, scalability, and automation.
• Propose process improvements to reduce time spent on complex manual processes

• Partner with FP&A, Data/Analytics, Revenue Operations, and Product to design, modify, and maintain revenue and billing reports that support forecasting, performance metrics, and investor/management reporting.
• Investigate discrepancies in reported counts, rates, or amounts (e.g., usage, volume tiers, revenue share), and resolve issues with internal and external stakeholders.
• Provide revenue and AR insights (trends by product, partner, segment, and cohort) and act as a thought partner to stakeholders, translating complex accounting into clear, decision-ready narratives.
• Partner with Finance transformation team to design and perform UATs for new products or existing products reporting enhancements.

• Independently own recurring month-end and quarter-end close tasks for assigned revenue and AR areas, including preparation and review of complex journal entries, reconciliations, and analyses.
• Propose and prepare one-time/non-recurring journal entries for complex issues (e.g., contract amendments, corrections, new products, manual true-ups) with minimal guidance.
• Ensure processes and work papers are fully SOX-compliant, operate controls as designed, and identify control or…