Accounts Receivable Specialist

About MSupply TM

mSupply is North America’s leading distributor of OEM repair parts and equipment, serving professionals in the appliance, HVAC, plumbing, commercial kitchen and pool/spa industries. Headquartered in St. Louis, MO, mSupply is a multi‑billion‑dollar enterprise offering an extensive product range, industry expertise and seamless service. With more than 2,000 associates across the U.S. and Canada, mSupply’s family of brands delivers with speed, reliability and precision through its branches, distribution centers and extensive fleet of delivery vehicles.

Shipped orders reach 93% of U.S. customers via next‑day ground delivery and 100% within two days. For more information, visit

Munch’s Supply was founded in 1956 by Willard Munch, who wanted to develop a local source of electrical supplies for area contractors. Today, the company focuses exclusively on supplying heating, cooling and plumbing industry contractors with quality products, serving professionals in Illinois, Indiana and Michigan. For more than 65 years, Munch’s Supply has operated with a commitment to service as a leading distributor for trusted brands such as American Standard, Trane, Mitsubishi and Rheem.

For more information, visit

The Accounts Receivable Specialist is responsible for managing and securing accurate payment and collections for assigned customers. This role prepares reports on outstanding balances and collection activities to keep management aware of customer account performance and risk assessment.

• Builds and maintains strong customer relationships to ensure satisfaction and loyalty through prompt, professional communication and issue resolution.
• Collaborates with internal departments to resolve customer concerns efficiently, fostering a culture of professionalism, integrity, and teamwork.
• Reviews daily aging reports and contacts customers with balances over 30 days past due; documents collection efforts, negotiates payment arrangements, and ensures timely resolution.
• Monitors account payment behavior to identify high‑risk accounts; recommends escalation to outside collection agency or legal action when necessary.
• Maintains Accounts Receivable over 90% current, with less than 3% over 90 days past due.
• Responds to job queues within two minutes to avoid delays in order processing or customer service.
• Provides accurate updates on delinquent accounts to management weekly and monthly.
• Processes ACH/ECheck, credit card transactions, Lien Waivers, and related documentation within one business day.
• Handles NSF (Non Sufficient Funds) checks immediately upon notification.
• Supports branch locations with credit card issues, customer credit holds and prioritizing resolution of time‑sensitive matters.
• Performs additional duties as assigned, adapting to evolving organizational needs and responsibilities.

• High School diploma or its GED equivalent
• 2+ years or more experience with accounts receivable and/or cash applications
• High degree of personal ethics, customer service, and commitment to safety.
• Demonstrate Intermediate level in MS Office suite applications (Excel, Outlook, Word)
• Aptitude for mathematical operations and numerical analysis.
• Use computers, photocopiers, scanners, phone systems and meeting and virtual platform sharing relative to the needs of the job.
• Minimum keyboarding skills of 40 words per minute.
• High ethical standards, integrity, and a strong sense of ownership.
• Ability to operate in a dynamic, fast‑paced environment while meeting deadlines.
• Exceptional organizational and project management skills.
• Regular verbal communication via phone and in‑person interactions (up to 6 hours daily).

This full‑time position requires approximately 40 hours per week and involves regular physical and sensory activity, including:

• Bending, lifting, and carrying materials weighing up to 20 lbs.
• Prolonged sitting (up to 8 hours), with intermittent standing and walking throughout the shift.
• Continuous use of fingers, hands, and arms for computer and office‑related tasks.
• Frequent use of office equipment such as computers,…