Core Accounts Payable Operations Supervise onsite invoice intake activities, including mailroom coordination, physical invoice handling, scanning, OCR exception resolution, and ingestion monitoring. Oversee processing of invoices across plant, freight, corporate, and utility payables, ensuring proper 2way and 3way matching, tolerance validation, and approval routing. Perform and supervise OxyChem retained payment support activities, including: Physical check return reconciliation, Check void and reissue support, Monitoring and resolution of failed or returned payments, Support escheatment and unclaimed property activities, including dormant property identification, due diligence coordination, and audit support. Enforce OxyChem policies for T&E and Purchasing Card (PCard) programs, including audit exception review, delinquency follow-ups, refund enforcement, and employee separation processing. Maintain audit ready documentation and provide invoice copies, screenshots, and control evi...