Sr. Billing Operations Specialist

Description

Sr. Billing Operations Specialist

Our client is seeking a Sr. Billing Operations Specialist to join their growing Finance Operations team in Stamford, CT. This individual will play a critical role in managing the end-to-end billing process within a fast-paced managed services environment where the company serves as an intermediary between third-party service providers and its clients.

The ideal candidate will have experience supporting high-volume billing operations, accounts receivable, and customer invoicing within a services-based organization. This role requires strong analytical skills, exceptional attention to detail, and the ability to collaborate cross-functionally with Operations, Client Services, Accounting, and external vendor partners to ensure accurate billing, timely collections, and efficient cash flow management.

This position offers the opportunity to become a key contributor within a growing organization while helping drive process improvements, reporting enhancements, and operational efficiencies across the order-to-cash cycle.

Key Responsibilities

+ Manage the full billing lifecycle for client accounts, ensuring accurate and timely invoicing based on contractual agreements, vendor charges, service activity, and approved pricing structures.

+ Review and reconcile third-party vendor invoices to validate billable expenses, labor costs, service volumes, and client-specific allocations prior to invoicing customers.

+ Prepare, audit, and distribute high-volume customer invoices while ensuring all supporting documentation and approvals are properly maintained.

+ Partner closely with Operations, Client Services, and Accounting teams to investigate and resolve billing discrepancies, pricing questions, invoice disputes, and client inquiries.

+ Monitor accounts receivable activity, support collections efforts, and work directly with customers to resolve outstanding balances, remittance questions, and payment delays.

+ Track and manage billing exceptions, credit memos, invoice adjustments, and dispute resolution through completion.

+ Maintain customer master data, billing profiles, invoice delivery preferences, contract terms, purchase order requirements, and pricing schedules within the ERP system.

+ Prepare and analyze billing and collections metrics, including invoice accuracy, billing cycle times, dispute aging, DSO trends, collections performance, and cash application reporting.

+ Support month-end close activities by ensuring billing, receivables, accruals, and related reconciliations are completed accurately and on schedule.

+ Identify opportunities to improve billing workflows, reporting capabilities, automation, and internal controls across the order-to-cash process.

+ Assist with ERP optimization initiatives, process documentation, and ongoing finance transformation projects.

Requirements

Qualifications

+ Bachelor's degree in Accounting, Finance, Business Administration, or related field preferred.

+ 5+ years of experience in billing operations, accounts receivable, collections, order-to-cash, or finance operations roles.

+ Experience working within a managed services, staffing, outsourced services, professional services, logistics, facilities management, or similar service-based business model strongly preferred.

+ Demonstrated experience managing complex customer billing tied to third-party vendor costs, labor-based services, or contract-driven invoicing.

+ Strong understanding of accounts receivable, collections, cash application, dispute resolution, and billing controls.

+ Experience working with Net Suite, Microsoft Dynamics, SAP, Oracle, or other ERP systems.

+ Advanced Microsoft Excel skills including Pivot Tables, VLOOKUP/XLOOKUP, and data analysis.

+ Exceptional organizational skills with the ability to manage multiple priorities in a deadline-driven environment.

+ Strong communication and customer service skills with the ability to interact effectively with both internal stakeholders and external clients.

Preferred Experience

+

Experience with in a business that invoices customers based on labor utilization, contractor services, managed services, or outsourced operational support.

+ Exposure to process improvement initiatives, workflow automation, or ERP implementation projects.

+ Experience supporting high-growth organizations with complex billing structures and large transaction volumes.

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