Senior Accounts Receivable Specialist with Biometrics …, Belén de Escobar

The Senior Accounts Receivable Specialist is responsible for managing accounts receivable activities, client invoicing, collections, cash application, billing reconciliation, and revenue support for clinical research and biometrics services. This role requires hands‑on experience in a CRO environment and a strong understanding of billing processes for biometrics‑related services, including biostatistics, statistical programming, data management, medical writing, and related project‑based deliverables. The idóneo candidate is detail‑oriented, organized, proactive, and capable of working closely with project managers, functional leaders, contracts, and finance teams to ensure timely and accurate invoicing, payment follow‑up, and resolution of billing issues. Essential Functions And Responsibilities
- Prepare, review, and issue accurate client invoices in accordance with contracts, work orders, change orders, fee schedules, and project milestones
- Manage billing for CRO and biometrics services, including time‑and‑materials, unit‑based, milestone‑based, retainer, and fixed‑fee arrangements
- Review project financial information and supporting documentation to ensure invoices are complete, accurate, and supported by contractual terms
- Work closely with project managers, biometrics functional leads, contracts, and finance teams to confirm billable activities, invoice timing, and scope changes
- Monitor accounts receivable aging and follow up on outstanding invoices in a timely and professional manner
- Communicate with clients regarding invoice status, payment timing, discrepancies, remittance details, and billing questions
- Apply cash receipts accurately and reconcile payments to open invoices
- Investigate and resolve billing discrepancies, short payments, unapplied cash, disputed invoices, and client deductions
- Maintain accurate AR records, customer account details, invoice tracking logs, and collection notes
- Support month‑end and year‑end close activities Postúlate en Kit Empleo: kitempleo.com.ar/empleo/qfct2