Service A/R Collections Specialist

Company Overview

Upchurch is a rapidly growing, full-service building engineering company providing mechanical, plumbing, HVAC, and electrical services across the southeastern United States. Founded in 1970 and headquartered in Horn Lake, MS, Upchurch has grown through both organic expansion and strategic acquisitions, establishing a strong reputation for quality, reliability, and service excellence. We offer end-to-end solutions—from design and installation to ongoing maintenance and emergency support—helping clients maximize building performance, energy efficiency, and equipment lifespan.

Position Summary

The Service Accounts Receivable (AR) Collections Specialist is responsible for managing the timely collection of outstanding accounts receivable across a portfolio of jobs and customers, including progress billings, retainage, T&M invoices, and service work. This role works closely with Service AR Billers and the Service AR Cash Application Specialist to ensure invoices go out accurately, payments are tracked and applied correctly, and past-due balances are proactively resolved in a job-cost / service environment.

Key Responsibilities

1. Collections & Portfolio Management

•  Manage collection efforts for an assigned portfolio of customers / jobs, including outreach via phone, email, and customer portals to secure payment on past-due invoices.

•  Monitor AR aging by job and customer; prioritizing collection activity based on balance, age, and risk.

2. Billing Coordination & Dispute Resolution

•  Coordinate with Service AR Billers to confirm invoices, pay applications, and supporting documentation (lien waivers, certified payroll, backup) were received and accepted by the customer.

•  Partner with the Service AR Cash Application Specialist to reconcile open balances, confirm payment status, resolve unapplied cash, and clear disputed or short-paid items.

•  Coordinate with Service AR Billers to resolve billing disputes, change order delays, back-charges, and other issues holding up payment.

•  Track and follow up on retainage balances and coordinate timing of retainage billing / release with Service AR Billers and customers.

3. Risk Management & Payment Protection

•  Identify accounts at risk of non-payment and escalate to management with recommendations (credit hold, lien rights, legal referral, etc.).