Accounts Receivable / Collections Specialist

Accounts Receivable / Collections Specialist

KORE1, a nationwide provider of staffing and recruiting solutions, has an immediate opening for an Accounts Receivable / Collections Specialist in Lake Forest, CA. This position is fully onsite during training and then can be hybrid with 1-2 days remote per week.

Position Summary

The Accounts Receivable / Collections Specialist is responsible for managing high-volume customer billing and collections in a fast-paced, heavy civil construction environment. This role plays a critical part in driving cash flow across a $100M+ operation by ensuring timely invoicing, proactive collections, and resolution of complex billing issues in coordination with Project Managers and customers.

Key Responsibilities

• Generate and manage high-volume billing in accordance with contract terms, including progress billing, unit price, and T&M work
• Own the collections process for assigned accounts, including consistent follow-up on past due balances
• Monitor and manage AR aging across multiple projects and customers, escalating issues as needed
• Partner with Project Managers to resolve billing discrepancies, change orders, and disputes
• Prepare and manage preliminary notices, lien rights, and waiver documentation in compliance with lien law requirements
• Track critical deadlines related to lien filings and collections actions
• Apply payments and reconcile accounts in Sage 100 Contractor
• Maintain detailed documentation of customer communications and collection efforts
• Support month-end close, including AR reporting and reconciliation
• Identify and drive improvements in billing and collections processes

Qualifications

*5+ years of AR and collections experience in construction or heavy civil contracting* Proven ability to manage large volumes of invoices and receivables* Strong knowledge of construction billing cycles (progress billing, unit price, T&M)* Working knowledge of lien laws, preliminary notices, and waiver processes* Experience using Sage 100 Contractor (or similar construction accounting systems)* Ability to work cross-functionally with Project Managers and operations teams* Strong communication, follow-up, and negotiation skills* Highly organized with the ability to prioritize in a fast-paced environment

Preferred Experience

*Background in asphalt paving, roadway, or heavy civil construction* Experience with public works and contract compliance requirements* Familiarity with job cost structures and project-level financial tracking

Key Traits for Success

Persistent and proactive in collections Comfortable operating in a high-volume, deadline-driven environment Strong problem-solving skills and attention to detail Ability to hold others accountable while maintaining professional relationships