Job Description

Job Summary

We are seeking an analytical AR Billing Specialist to join our manufacturing and direct mail fulfillment facility. In this role, you will manage invoicing for complex print, data processing, and mailing campaigns. The ideal candidate understands manufacturing structures, billing cycles and excels at high-volume transactional data.

About Us

Most agencies sell channel execution, Darwill sells growth and backs it with data nobody else has. We’re a data intelligence and growth execution company. We help businesses identify their highest-value audiences, activate them across channels, and continuously improve performance through proprietary benchmarking built on years of matchback data that cannot be purchased or replicated.

We built our reputation in direct mail. We’ve grown into something much bigger. Today, Darwill combines data intelligence, multi-channel execution, and performance measurement into a single growth engine. We work with businesses of all sizes, from regional multi-location operators to national franchise systems, who need to drive real results at the local level. We’ve built strong lasting relationships with many customers over years of consistent, measurable performance.

Core Responsibilities

• Daily Invoicing : Generate accurate invoices on a daily basis. Reviewing and applying postage, freight and sales taxes to invoices, when applicable. Calculating and updating the job’s QL (commissionable portion of the sale).
• Monthly Invoicing: Generate customer owned inventory storage invoices. Work directly with Account Managers on accuracy of inventory and depletions. Prepare custom monthly customer batch invoices.
• Automotive Invoicing: Generating invoices (ex. 1-10 invoices a week), expense tracking in excel, and working with the contractors to calculate their hosting payouts.
• Postage Request : Review and collect customer postage request prior to mailing due dates.
• Dispute & Shortage Resolution : Assist in investigating and resolving customer inquiries invoice questions or discrepancies.
• Collections : Review assigned customer aging accounts and proactively contact customers to ensure timely collections.
• Cash Application : Backup for posting daily payments (ACH, wire transfers, checks) to appropriate client accounts and specific job files.
• Other tasks as assigned.

Required Skills & Qualifications

• Experience : 2+ years of AR experience within a manufacturing, commercial print, or direct mail fulfillment facility, is a plus.
• Education : High school diploma required; degree or coursework in Accounting, Finance, or Supply Chain is a plus.
• Industry Knowledge : Familiarity with print production terminology, USPS postage classes, or mail clearinghouse workflows is highly preferred.
• Software : Proficiency with manufacturing ERP software and intermediate Microsoft Excel skills (VLOOKUPs, pivot tables).
• Mathematical Acumen : Strong numerical skills.

Work Environment & Benefits

• Job Type : Full-time
• Location :11900 W Roosevelt Rd, Hillside, IL 60162
• Salary Range : $50k-$55k

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