Accounts Payable Supervisor

At OxyChem, our chemistry makes modern life possible, and it is our people who make the difference. We are a safety-first, purpose-driven team committed to innovation, environmental responsibility, and doing things the right way. If you are ready to contribute, elevate your skills, and take ownership of your career, Oxychem offers the opportunity to make a difference every day. OxyChem, a Berkshire Hathaway company, is a leading producer of essential chemistry with operations in the U.S., Canada and Latin America. OxyChem’s products play an essential role in everyday life, supporting critical applications in water treatment, pharmaceuticals, healthcare, manufacturing, automotive, personal hygiene, and residential and commercial construction. OxyChem actively participates in the Occupational Safety and Health Administration Voluntary Protection Program, underscoring our commitment to safety. Headquartered in Dallas, Texas, OxyChem is a top three U.S. manufacturer of polyvinyl chloride, chlor-alkali and chlorinated organic chemicals, and calcium chloride. Visit oxychem.com for more information. In a fast-paced industry that demands precision, we create a supportive workplace where the safety and well-being of our employees are paramount. We are committed to rewarding top performers, offering very competitive pay and benefits, and providing tremendous career development opportunities.

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 evidence for internal and external audits. Supervise and monitor third-party execution of high-volume transactional activities, including: Invoice processing and exception handling, Payment run preparation support, Vendor inquiry resolution, Reconciliation and reporting activities. Review work output for accuracy, completeness, and compliance with OxyChem procedures before acceptance. Act as the first level escalation point for operational issues, quality concerns, and service delivery gaps. Ensure adherence to separation of duties requirements, approval protocols, and escalation thresholds. Coordinate daily workflows, priorities, and handoffs between onshore and offshore teams.

Team & Leadership Training:

Provide day to day coaching, guidance, and performance feedback to AP team members. Support onboarding, training, and knowledge transfer for new hires and third-party resources. Reinforce standard operating procedures, internal controls, and escalation protocols. Promote a culture of accountability, accuracy, and service excellence.

Process Monitoring & Continuous Improvement:

Monitor operational KPIs including invoice aging, exception volumes, payment issues, backlog trends, and rework rates. Identify recurring issues and recommend process improvements or training needs to the Accounts Payable Manager. Support system and process enhancements across SAP S/4HANA, VIM, Ariba, Concur, FileNet, and related tools. Assist with stabilization and continuous improvement initiatives following transitions or system changes.

Qualifications:

• 3–5 years of Accounts Payable experience, preferably in a high-volume or hybrid delivery environment
• Prior lead or supervisory experience strongly preferred
• Working knowledge of SAP S/4HANA, VIM, Ariba, Concur, FileNet, and bank portals
• Strong understanding of internal controls, separation of duties, and compliance requirements
• High attention to detail and strong problem-solving skills

OxyChem, a producer of commodity chemicals with facilities across the United States, Canada, and Latin America, is renowned for its commitment to safety, environmental protection, customer service and sustainability. OxyChem’s chemicals are vital to quality of life, with applications in water treatment, pharmaceuticals, healthcare, commercial and residential development.