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We're united by a mission to inspire advances in bioprocessing as a preferred partner in the production of biologic drugs that improve human health worldwide. No matter your role or background, at Repligen, you will play a key part in shaping some of the most innovative and life-changing therapies in the world. We foster a culture of purpose, collaboration, and shared success-where every voice matters and every contribution drives progress. Join us!

The Accounts Receivable Billing Specialist is a key member of the Accounts Receivable team, supporting the Company's order-to-cash processes in accordance with U.S. GAAP by ensuring accurate and timely invoicing, billing adjustments, and customer documentation. This role works closely with Sales, Customer Service, and the broader Accounts Receivable team to resolve billing discrepancies, maintain accurate customer records, and help ensure timely collection of receivables. The position operates within a controlled public company environment and supports compliance with internal policies and the Sarbanes-Oxley Act. Success in this position requires strong organizational skills, exceptional attention to detail, and the ability to collaborate effectively with stakeholders in a fast-paced public company environment.
Responsibilities

• Generate and review customer invoices to ensure accuracy of pricing, quantities, terms, and tax treatment

• Process billing adjustments including credit memos and rebills in accordance with company policies

• Monitor billing due reports and research discrepancies with cross-functional teams to resolve billing issues

• Investigate customer disputes related to pricing, shipments, or contract terms

• Coordinate with internal teams to validate approvals and maintain proper documentation supporting all billing transactions

• Identify and correct sales tax or VAT billing errors in coordination with the tax or finance team

• Upload and track invoices, credits, and supporting documents on customer billing portals

• Assist with customer inquiries related to invoices and account balances

• Work with collections and AR team members to resolve billing-related issues impacting payment

• Process cash applications and reconciliation research as needed

• Assist with AR reconciliations and reporting requests

• Identify recurring billing issues and escalate trends

• Help identify opportunities to streamline billing and portal processes

• Support standardization of billing practices across customers and regions

• Ensure compliance with company policies and SOX requirements in a public company environment

Qualifications

• Bachelor's degree or higher in Accounting, Finance or Business preferred

• 1+ year in billing or order-to-cash in a public company setting

• Willingness to learn quickly and take ownership

• Highly detail oriented and organized in work

• Ability to multitask and meet assigned deadlines

• Strong verbal and written skills

• Experience with SAP S/4HANA a plus

• Strong working knowledge of Microsoft Excel

• Ability to work cooperatively and collaboratively with all levels of employees, management, and external agencies

Our mission is to inspire advances in bioprocessing as a trusted partner in the production of biologic drugs that improve human health worldwide. Focused on cost and process efficiencies, we deliver innovative technologies and solutions that help set new standards in bioprocessing. The estimated base salary range for this role, based in the United States of America is $31.00- $40.00. Compensation decisions are dependent on several factors including, but not limited to an individual's qualifications, location, internal equity, and alignment with market data. Additionally, employees are eligible to participate in one of our variable cash programs (bonus or commission) and eligible roles may receive equity as part of the compensation package. We offer a wide range of benefits such as paid time off, health/dental/vision, retirement benefits and flexible spending accounts. All compensation and benefits information will be confirmed in writing at the time of offer.