Project Billing​/Service Specialist

Project Billing/Service Specialist

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 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.

Essential Skills

• 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.

Job Type & Location

This is a Contract position based out of Saint Louis, MO.

Pay and Benefits

The pay range for this position is $28.00 - $29.00/hr eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 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)

Workplace Type

This is a fully onsite position in Saint Louis, MO.

Final date to receive applications

This position is anticipated to close on Aug 8, 2026.