AR/ Billing Specialist Earth City, MO Description + AIA Billing: Preparing and submitting monthly progress payment applications (G702/G703). Ensuring compliance with contracts, coordinating with project managers, handling lien waivers, resolving discrepancies, and ensuring accurate progress payments + Project Setup: Setting up new construction projects, managing contract changes, and inputting billing details in Spectrum software + Compliance: Ensuring adherence to contract terms, tracking lien waivers (conditional, unconditional), and managing insurance certificates (COIs). + Client & Project Manager Coordination: Communicating with clients and project teams to resolve billing issues, answer inquiries, and get approvals. + Financial Management: Monitoring accounts receivable, following up on overdue payments, tracking retainage, and assisting with month-end close. + Payment Processing + Record and apply customer payments, including checks, ACH, wire transfers and credit cards. + Monitor and reconcile daily payment batches with accounting records. + Address and resolve discrepancies between payments and invoices. + Documentation: Maintaining organized billing records, financial reports, and project files. + Generate AR reports, including aging schedules and collections status. + Maintain organized records of invoices, payments and correspondence. + Assist in preparing documentation for audits or compliance reviews. Top Skills Details Accounts receivable, Invoicing, AIA, WIP Qualifications · Experience with AIA billing forms and construction accounting. · Strong attention to detail, accuracy, and organizational skills. · Proficiency in construction accounting software (Spectrum) and Microsoft Excel. · Excellent communication and problem-solving abilities. · Understanding of construction contracts and payment processes Experience Level Intermediate Level Job Type & Location This is a Contract to Hire position based out of Earth City, MO. Pay and Benefits The pay range for this position is $25.00 - $30.00/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 Earth City,MO. Application Deadline This position is anticipated to close on Jan 17, 2026. About Aston Carter: Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® double diamond winner for both client and talent service. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email astoncarteraccommodation@astoncarter.com (%20astoncarteraccommodation@astoncarter.com) for other accommodation options.