Manager, Accounts Payable

About Redwood Materials Redwood is localizing a global battery supply chain that seamlessly integrates recovery, reuse, and recycling — keeping critical minerals in circulation and driving the energy transition. Founded in 2017, we’re delivering low-cost and large-scale energy storage and producing battery materials in the U.S. for the first time, all from batteries we already have. Manager, Accounts Payable The Accounts Payable Manager is responsible for overseeing the full cycle of the accounts payable function, ensuring accurate and timely processing of all vendor invoices, employee expense reports, and payment disbursements. This role leads and develops the AP team, establishes and enforces internal controls, and partners cross-functionally with procurement, treasury, and the broader finance organization to support business operations and financial reporting. Responsibilities will include: Team Leadership & Management Manage, mentor, and develop a team of AP specialists, setting clear performance goals and conducting regular reviews. Oversee day-to-day AP operations including workload distribution, queue management, and escalation resolution. Foster a culture of continuous improvement, accuracy, and accountability within the team. Invoice Processing & Payment Operations Oversee the end-to-end processing of vendor invoices, including 2-way and 3-way PO matching, coding, approval routing, and posting. Ensure all payments — ACH, wire, checks— are executed accurately and on schedule. Manage payment run cycles and prioritize urgent or time-sensitive disbursements. Review and approve high-value or exception invoices prior to payment release. Vendor Relations & Supplier Management Serve as the primary point of escalation for vendor payment disputes, reconciliation issues, and statement discrepancies. Maintain accurate vendor master data including banking details, tax information (W-9 / W-8), and payment terms. Build and maintain strong working relationships with key suppliers and internal procurement teams. Internal Controls & Compliance Design, implement, and monitor AP internal controls to prevent fraud, duplicate payments, and unauthorized disbursements. Ensure compliance with company policies, GAAP, and applicable tax regulations including 1099 / 1042-S reporting. Support internal and external audit requests by preparing documentation and reconciliations. Maintain SOX compliance as applicable and ensure proper segregation of duties within the AP function. Reporting & Month-End Close Own the AP sub-ledger and ensure timely and accurate close of AP at month-end, including accruals for not invoiced receipts. Prepare and present AP metrics and KPIs including DPO, aging analysis, on-time payment rate, and invoice cycle time. Reconcile AP balances to the general ledger and resolve discrepancies on a timely basis. Assist the Treasury Manager with cash flow forecasting by providing accurate short-term AP payment projections. Process Improvement & Systems Identify and drive process automation and efficiency opportunities within the AP function. Lead or support ERP implementations, upgrades, or AP automation tool deployments (e.g. OCR, e-invoicing, workflow tools). Document and maintain AP policies, procedures, and desktop guides. Desired Qualifications Bachelor's degree in Accounting, Finance, or related field. 5+ years of accounts payable experience, including at least 2 years in a supervisory or management role. Proficiency with ERP systems (e.g. SAP, Oracle, NetSuite, Microsoft Dynamics). Advanced Excel skills; comfortable with large data sets, pivot tables, and reconciliations. Demonstrated ability to lead a team and manage competing priorities in a fast-paced environment. Preferred Qualifications SOX compliance experience in a public company environment. Experience supporting cross-border or multi-currency payment operations. The position is full-time. Compensation will be commensurate with experience. We collect personal information (PI) from you in connection with your application for employment with Redwood Materials, including the following categories of PI: identifiers, personal records, professional or employment information, and inferences drawn from your PI. We collect your PI for our purposes, including performing services and operations related to your potential employment. If you have additional privacy-related questions, please contact us at [email protected].

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