Supervisor of Accounts Payable

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Full-Time FORT SMITH, AR, US

Join our growing team and discover why Summit Utilities, Inc. continues to earn national and regional recognition as an employer of choice. Our recognitions include Best Places to Work in Maine );
Best Places to Work in Arkansas (2020, 2023, 2025); Best Places to Work in Oklahoma );
Best Places to Work in Missouri (2023 and 2026);
Best Places to Work in Colorado (2025);
Forbes America's Best Small Employers (2023); and, most recently, Proud and Purposeful Employer (2026).

Summit is a growing natural gas utility that’s committed to delivering reliable energy to homes and businesses in Arkansas, Colorado, Maine, Missouri, Oklahoma, and Texas. Being part of the Summit team means embracing excellence and innovation, committing to safety each and every day, and doing all that we can to serve each other, our customers, and the communities where we live.

We aim to bring warmth and energy to everything we do.

We are pleased to announce an exciting opportunity for a Supervisor of Accounts Payable (SGL
32) to work from our Fort Smith, Arkansas office.

POSITION SUMMARY

Summit Utilities, Inc. is seeking a highly skilled and motivated Accounts Payable Supervisor to join our dynamic finance team. The Accounts Payable Supervisor plays a critical leadership role in managing the daily operations of the Accounts Payable (A/P) team. This position ensures the accurate and timely processing of invoices and payments, maintains compliance with regulatory standards, and drives continuous improvement in A/P processes.

The Supervisor will also serve as a key liaison between A/P and other departments, and will be instrumental in supporting system implementations, including SAP S4/Hana.

PRIMARY DUTIES AND RESPONSIBILITIES

• Supervise and coordinate the daily activities of the A/P team, ensuring all invoices are processed accurately and in accordance with company policies.
• Monitor team performance, provide coaching and feedback, and support professional development.
• Ensure equitable distribution of workload and maintain a collaborative, high-performing team environment.
• Train new team members and lead onboarding for new systems and processes.
• Serve as the subject matter expert for A/P systems, including SAP S4/Hana, Oracle, and Concur Invoice.
• Lead the resolution of system-related issues and coordinate with IT and vendors for enhancements.
• Support the implementation of new financial systems and tools, including testing, documentation, and training.
• Continuously evaluate and improve A/P processes to enhance efficiency, accuracy, and internal controls.
• Ensure compliance with all applicable federal, state, and local regulations, including IRS 1099 reporting and unclaimed property laws.
• Maintain and enforce internal controls to prevent errors, fraud, and efficiencies.
• Prepare and review audit documentation and support both interim and year-end audits.
• Generate monthly, quarterly, and annual reports for internal stakeholders and management.
• Function as the primary point of contact for resolving complex invoice and payment issues.
• Collaborate with Procurement, Treasury, Engineering, Operations, and IT to ensure smooth end-to-end processing.
• Provide Treasury with timely and accurate data for cash forecasting and payment planning.
• Build and maintain strong relationships with vendors and internal departments to support business operations.

ADDITIONAL RESPONSIBILITIES

• Oversee and execute payment runs, including ACH, wire transfers, and check processing.
• Review and verify invoice data, ensure proper coding and approvals, and reconcile…