Clerical & Administrative Support - Billing & Office Operations

Overview

Al Warren Oil Company has been a trusted provider of fuel, lubricants, and DEF solutions since 1948. As a family-owned company, we pride ourselves on reliability, integrity, and long-term partnerships with both our customers and our employees.

We are currently seeking a detail-oriented and organized Clerical & Administrative Support Specialist to join our Bensenville office. This role plays a critical part in supporting our Fuel and Lubricant divisions through accurate billing, order processing, customer account support, and general office administration.

If you are highly organized, dependable, and thrive in a structured office environment where accuracy matters, we encourage you to apply.

Key Responsibilities

Billing & Account Support

• Process and generate customer invoices for fuel, lubricant, and DEF deliveries with a high level of accuracy.
• Verify pricing, gallons, product codes, and delivery documentation before billing.
• Assist with resolving billing discrepancies by coordinating with sales, operations, and accounting.
• Maintain organized billing records and supporting documentation.
• Support Accounts Receivable with invoice copies, customer inquiries, and payment follow-ups as needed.
• Enter supplier invoices and verify costs when required.

Order Entry & Administrative Support

• Accurately enter fuel and lubricant orders into internal systems.
• Maintain and update customer account information, tax exemptions, and pricing structures.
• Answer and direct incoming phone calls professionally.
• Assist walk-in drivers, customers, and staff at the service window.
• File, scan, copy, and maintain organized digital and physical records.
• Communicate internally with sales and operations teams regarding order details or corrections.
• Provide general office support to ensure smooth daily operations.