Project Billing/Service Specialist

St. Louis, MO – 100% onsite, 7:00 AM to 3:30 PM.

About the role

The Billing/Service Specialist manages accounts receivable and billing functions for multiple companies while supporting the service department to ensure consistent and accurate financial operations. This role processes a high volume of billings and service-related transactions, maintains detailed records, and works closely with internal teams and external partners in a legacy ERP environment. The position offers a stable workload, opportunities for growth, and a strong emphasis on accuracy, organization, and professional communication.

Responsibilities

• Manage accounts receivable and billing functions for multiple companies.
• Process time and materials (T&M) and contract billings accurately and on schedule.
• Update and maintain billing deadlines and billing requirements for various projects and customers.
• Submit invoices and hours in multiple online systems, ensuring completeness and accuracy.
• Perform invoice reconciliations to resolve discrepancies and maintain accurate records.
• Set up jobs, contracts, billing rate tables, and markup tables in the billing and ERP systems.
• Run, review, and distribute monthly reports related to billing, accounts receivable, and service activities.
• Process and log lien waivers in accordance with company procedures and project requirements.
• Process, review, and submit monthly and quarterly diversity payments as required by contracts or customers.
• Update and maintain the Service Aging Report to monitor outstanding service receivables.
• Submit service invoices in multiple online systems and ensure timely processing.

Requirements

• High school diploma or equivalent.
• Background in accounts receivable and billing (construction industry).
• Comfort working in a legacy ERP environment and adapting to older processes during transition periods.
• Experience with AIA billing, particularly AIA G702 and G703 forms (highly desirable).
• Strong Excel skills for reporting, analysis, and billing-related tasks.
• Process improvement mindset, with the ability to identify and suggest enhancements to existing processes.
• Familiarity with Sage 300 Construction and Real Estate (Timberline) (preferred).

Work environment

This role is 100% onsite with a regular schedule of 7:00 AM to 3:30 PM, providing a predictable daytime workday. You will work in an office environment as part of an accounting and administrative team that includes purchasing specialists, an accounts payable specialist, a payroll specialist, a billing specialist, and a service representative.

Pay

$28.00 - $29.00/hr.

Benefits

Eligibility requirements apply to some benefits and may depend on job classification and length of employment. If eligible, benefits may include:

• Medical, dental & vision
• Critical Illness, Accident, and Hospital insurance
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short- and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)