Part-Time Billing Specialist

Zelh is a fast-growing, passionate outsourcing company. Our mission is to be the most reliable partner by delivering consistently high-quality services to our clients. We achieve this by building long-term relationships with customers, employees, and vendors through trust, timely communication, and respect. The Part-Time Billing Specialist plays a key role in supporting our client's billing operations by ensuring freight documentation is complete, accurate, and processed on time. This position is responsible for reviewing carrier paperwork, entering carrier invoices into Accounts Payable, billing customers through Accounts Receivable, and following up on missing documentation to ensure completed loads are invoiced accurately. Working closely with carriers, factoring companies, customers, and internal teams, the Billing Specialist helps maintain efficient billing processes, supports timely payments, and contributes to the overall financial accuracy of the business. Key Responsibilities Review paperwork received from carriers and factoring companies for completeness and accuracy. Verify Proofs of Delivery (PODs), Bills of Lading (BOLs), lumper receipts, detention charges, and other accessorial documentation. Compare carrier paperwork against load information in Descartes Aljex to ensure accuracy. Verify load numbers, pickup and delivery details, rates, and supporting documentation. Process carrier invoices through Accounts Payable. Prepare and issue accurate customer invoices through Accounts Receivable. Research and resolve discrepancies between freight documentation and system records. Contact carriers, factoring companies, customers, and internal departments to obtain missing documentation or clarify billing-related issues. Follow up on unbilled loads by obtaining missing PODs and other required documents. Respond to inquiries regarding invoice status, payment status, and payment due dates. Maintain organized billing records and supporting documentation. Assist with additional billing and administrative tasks as assigned. Qualifications Previous experience in billing, Accounts Payable (AP), Accounts Receivable (AR), logistics, freight brokerage, or transportation is preferred. Experience with Descartes Aljex or another Transportation Management System (TMS) is an advantage. Strong attention to detail and a high level of accuracy. Excellent organizational and time-management skills. Strong written and verbal English communication skills. Ability to identify discrepancies, investigate issues, and follow up effectively. Comfortable communicating with carriers, factoring companies, customers, and internal teams. Proficiency in Microsoft Excel, email platforms, and general office software. Ability to manage multiple priorities in a fast-paced environment. Working Conditions Schedule: Monday–Friday, 9:00 AM – 1:00 PM PST Employment Type: Part-time Remote work Competitive salary in USD Equipment provided Supportive team environment Opportunities for professional growth