Senior Associate - Accounts Receivable and Billing Operations

Senior Associate - Operations Company Description WNS, part of Capgemini, is an Agentic AI-powered leader in intelligent operations and transformation, serving more than 700 clients across 10 industries, including Banking and Financial Services, Healthcare, Insurance, Shipping and Logistics, and Travel and Hospitality. We bring together deep domain excellence – WNS’ core differentiator – with AI-powered platforms and analytics to help businesses innovate, scale, adapt and build resilience in a world defined by disruption.Our purpose is clear: to enable lasting business value by designing intelligent, human-led solutions that deliver sustainable outcomes and a differentiated impact. With three global headquarters across four continents, operations in 13 countries, 65 delivery centers and more than 66,000 employees, WNS combines scale, expertise and execution to create meaningful, measurable impact. Job Description AR & Billing ResponsibilitiesManage the complete Accounts Receivable lifecycle, ensuring timely billing, collections, cash application, and account reconciliation.Create, maintain, and monitor Billing Trackers to ensure accurate invoicing and revenue recognition.Perform billing data reconciliation between source systems, contracts, and ERP platforms.Prepare and process invoices for:Fixed Fee engagementsTime & Material projectsOut-of-Pocket (OOP) expensesProcess and validate CAAF requests and supporting documentation.Generate, analyze, and distribute AR Aging Reports.Perform regular customer follow-ups for outstanding receivables and collections.Prepare and process 15K Billing Summary Reports and related client deliverables.Investigate and resolve billing discrepancies, invoice disputes, and customer queries.Ensure timely cash application and reconciliation of customer payments.Support month-end, quarter-end, and year-end close activities.Oracle NetSuite ResponsibilitiesUtilize Oracle NetSuite to create invoices, maintain customer master data, track receivables, and generate financial reports.Perform customer account reconciliations and monitor unapplied cash and credit balances.Support system testing, process improvements, and reporting enhancements within NetSuite.Collaborate with finance and operations teams to ensure data accuracy and process compliance.Reporting & AnalysisPrepare daily, weekly, and monthly AR dashboards and KPI reports.Analyze billing trends, collection performance, DSO, and aging metrics.Leverage advanced Excel tools to automate reports and improve operational efficiency.Provide management with actionable insights through data analysis and reporting.Stakeholder ManagementCoordinate with Project Managers, Client Services, Finance Teams, and Clients to resolve billing and collection issues.Ensure adherence to client SLAs and internal process guidelines.Maintain effective communication with stakeholders regarding invoice status, collections, and outstanding balances.Continuous ImprovementIdentify opportunities for process automation, standardization, and operational improvements.Participate in process transitions, knowledge transfer sessions, and SOP documentation.Contribute to process excellence initiatives and best practice implementation. Qualifications Bachelor's degree in Finance, Accounting, Commerce, or a related field.2-5 years of experience in Accounts Receivable, Billing, and Collections processes.Strong communication skills with the ability to interact effectively with internal stakeholders and clients.Hands-on experience in Oracle NetSuite ERP for billing, receivables management, customer account maintenance, cash applications, and reporting.Advanced proficiency in Microsoft Excel, including Pivot Tables, XLOOKUP/VLOOKUP, INDEX-MATCH, Power Query, data validation, dashboards, and reconciliation reports.Good working knowledge of Microsoft Office applications (Excel, Outlook, Word, PowerPoint).Prior experience in process transitions, knowledge transfers, and documentation activities is preferred.Strong analytical, problem-solving, and organizational skills with attention to detail. Experience Level Mid Level