Responsibilities include:* Process high-volume invoices (PO and non-PO) with accuracy and timeliness* Perform 2-way and 3-way matching (PO, receipt, invoice)* Validate pricing, quantities, freight terms, and tax treatment* Prepare and execute weekly/monthly payment runs (ACH, wire, check)* Ensure invoices are paid in accordance with negotiated terms and cash-flow priorities* Serve as primary AP contact for assigned vendors* Resolve invoice discrepancies, short payments, and billing disputes* Coordinate with Procurement, Logistics, Receiving, and Operations to clear holds* Maintain professional vendor relationships to prevent shipment delays or service interruptions* Process freight invoices (ocean, air, trucking, drayage, warehousing)* Validate accessorial charges, detention/demurrage, and fuel surcharges* Support urgent or exception payments tied to production-critical shipments* Escalate payment risks that may impact inbound materials or outbound deliveries* Ensure compliance with internal AP policies and SOX controls* Maintain proper documentation and audit trails* Assist with internal and external audits as required* Ensure vendor master data accuracy (W-9s, banking details, tax status)* Reconcile AP subledger to GL* Monitor aging reports and proactively manage overdue items* Support month-end close activities* Provide AP metrics and ad-hoc analysis when requested* All other duties as assignedQualifications:* Associate's or Bachelor's degree in Accounting, Finance, or related field* 3+ years of Accounts Payable experience* Experience in manufacturing, logistics, or supply chain environments strongly preferred* Proficiency with ERP systems (SAP, Oracle, NetSuite, or similar)* Strong Excel skills (VLOOKUP/XLOOKUP, pivot tables)* Familiarity with freight invoices and logistics cost structures is a strong plus* High attention to detail and accuracy* Strong sense of urgency and accountability* Experience supporting centralized AP for multiple business entities or sites* Ability to manage competing priorities in a fast-paced environment* Understanding of Incoterms and logistics cost driver* Clear, professional communication with internal teams and external vendors* Comfortable escalating issues that pose operational or financial risk* Proven ability to work cross-functionally with Supply Chain and OperationsPhysical Requirements And Working Conditions* Ability to sit for extended periods while working at a computer* Frequent use of hands and fingers for typing, filing, and operating office equipment* Occasional standing, walking, bending, and reaching* Ability to lift and carry light office materials (up to 10-15 lbs), such as files or office supplies* Visual acuity to read screens, documents, and reports* Ability to attend meetings and interact with employees, clients, and vendors#CSPowerSystems If you're passionate about renewable energy and want to "Make the Difference" by building a lasting positive impact on the planet and communities everywhere, join us at CS Power Systems-where your talent can help shape the clean energy revolution.