We are seeking a detail-oriented Billing Analyst to join our team. The ideal candidate will manage billing and revenue operations for one of Nielsen's business units. This role is key to ensuring timely and accurate billing of our clients in North America and Europe. You will also actively participate in revenue operations, including reconciliations with SAP Revenue Accounting and Recognition (RAR) for the business unit. This position is critical for maintaining the integrity of our financial records and supporting effective decision-making. **Responsibilities:** Execute, manage, and analyze all aspects of the billing processes for volume-based products. Monitor and track billing data to ensure consistency and compliance with internal policies and external regulations. Ensure accuracy and efficiency in invoice processing, maintaining financial records, and handling billing inquiries. Reconcile, investigate, and resolve discrepancies between financial records and SAP RAR data. Collaborate with Finance, Sales, Legal, and other departments to resolve billing issues. Prepare reports and summaries on billing activities, statements, and outstanding items. Support month-end and year-end closing activities. Analyze billing procedures and seek ways to improve them.