The Accounts Receivable and Inventory Billing Specialist is a full-time, on-site role within the Finance and Operations teams at a Hayward, California location. The position focuses on managing customer billing, payment processing, and invoicing for materials, equipment, and inventory usage across various projects. Key responsibilities include preparing and verifying invoices, monitoring aging reports, reconciling accounts receivable activity, and collaborating with warehouse and project teams to ensure accurate inventory billing and job costing. The role appeals to detail-oriented professionals seeking a fast-paced environment where strong communication and organizational skills are valued. It offers the opportunity to work with QuickBooks and Excel while contributing to month-end closing activities and maintaining clear documentation for audits.