Billing Clerk

We are looking for a detail-oriented Billing Clerk to join an organization in Billerica, Massachusetts on a Contract basis. In this role, you will support the billing cycle by preparing accurate invoices, coordinating with internal teams and customers, and helping keep account activity current and organized. This position is well suited for someone who can manage a steady workload, investigate discrepancies efficiently, and maintain strong accuracy in a fast-paced environment.

Responsibilities:

• Prepare, review, and distribute a high daily volume of invoices while maintaining a strong standard of accuracy.
• Confirm billing details by checking pricing, purchase orders, contract terms, and supporting records before invoices are issued.
• Process invoices within required timelines to meet customer expectations and internal billing schedules.
• Investigate rejected invoices, missing documentation, and billing variances, then take action to resolve issues promptly.
• Respond to billing-related questions from customers and collaborate with internal departments on account updates and payment matters.
• Maintain complete and well-organized billing records within accounting and computerized billing systems.
• Provide support for cash application activities, account balancing, and follow-up related to outstanding payments when needed.
• Track key billing deadlines and contribute to month-end close activities and reporting deliverables.
• Identify opportunities to improve billing workflows and help strengthen efficiency and accuracy across the process.
• At least 3 years of experience in billing, invoicing, accounts receivable, or a closely related function is preferred.
• Proven ability to handle high-volume invoice processing in a deadline-driven environment.
• Working knowledge of accounting software, billing systems, and Microsoft Excel.
• Strong attention to detail with a consistent focus on accuracy and completeness.
• Effective organizational, analytical, and time management skills.
• Clear written and verbal communication skills for working with customers and cross-functional teams.
• Ability to work independently, manage multiple tasks, and adapt to changing priorities.
• Familiarity with customer billing portals, collections support, and contract or purchase order-based invoicing is a plus.