Program Support Specialist 1

Overview:u00a0 u00a0u00a0ACS Professional Staffing is looking for an employee to work on-site with our client. This Program Support Specialist 1 will manage end-to-end invoice intake, verification, routing, and processing to ensure timely and compliant payments, while monitoring invoice systems and reports to resolve discrepancies and prevent delays. The role serves as a primary point of contact for vendors and internal stakeholders, providing status updates, troubleshooting system and invoice issues, and delivering guidance to prevent recurring errors. Responsibilities include maintaining accurate records, supporting audits and reporting, analyzing invoice and performance data, and contributing to process improvements. The position requires experience with invoice payment systems, accounts payable or financial operations, proficiency in MS Office with intermediate Excel skills, and the ability to research and resolve complex invoice and payment issues while applying federal payment regulations, including the Prompt Payment Act. This full-time position is located in Vancouver, WA.u00a0 u00a0u00a0u00a0Pay Rate: $27.63 - $36.18u00a0Benefits:u00a0u00a0u00a0Paid holidays: 11u00a0PTO: Starting at 10 daysu00a0Sick Leave: Up to 56 hours per year (prorated based on start date)u00a0EAP: Employee Assistance Programu00a0Benefit Options Available: Medical, Dental, Vision, FSA, DCA, LPFSA, HSA, Group Life/AD&D, Voluntary Life/AD&D, Voluntary Short-Term Disability, Voluntary Long-Term Disability, Voluntary Critical Illness, Voluntary Accident, Hospital Indemnity, 401k (immediately eligible for employee and employer contributions - employer match up to 4%)u00a0Other benefits include the following: Calm App, LifeBalance Discount Programu00a0Responsibilities:u00a0 u00a0u00a0 Invoice Processing & Compliance: Intake vendor invoices from both external and internal payment processing systems. Meticulously verify that received invoices contain all necessary information required by Accounts Payable (AP) and other applicable references to be considered a

Created: 2026-03-07