Customer Operations & Support Manager

Position Summary

The Customer Operations & Support Manager is responsible for leading Commercial Credit’s customer-facing operational functions, including accounts receivable collections, and customer financial processing. This role plays a critical part in protecting Marathon’s liquidity by driving timely collections, resolving invoice and payment disputes, and reducing structural overdue balances.

The position partners cross-functionally with Order to Cash, Accounting, Billing, Commercial, and external customers to ensure accurate and efficient end-to-end credit and customer processes. In addition, the role leads strategic process improvement initiatives that enhance operational efficiency, strengthen controls, and support long‑term credit optimization objectives.

This leader is accountable for managing day‑to‑day and strategic collection processing and reporting activities, and delivering key financial insights related to bad debt expense to senior leadership. The role also ensures compliance with SOX requirements, supports audit activities, and drives a strong control environment through effective governance and reporting practices.

• Lead Commercial Credit’s Customer Operations and Support group which is responsible for day‑to‑day Account Receivable Collections, and customer financial entry.
• Research and resolve collection discrepancies by analyzing customer behavior, billing accuracy, and process gaps, driving sustainable solutions.
• Partner with internal stakeholders to investigate aging receivables, identify root causes of delinquencies, and execute targeted strategies to reduce past‑due balances.
• Work with key business partners (Order to Cash, Accounting, Commercial) and Customers to resolve disputes around invoicing issues and collections to decrease structural overdue balances impacting Marathon's core liquidity.
• Own and lead various process improvement projects and initiatives that advance long‑term/strategic optimization initiatives.
• Prepare and present Commercial Credit’s bad debt expense activities to Senior Leaders and coordinate on SOX quarterly reporting.
• Lead Audit requests.

• Bachelor's degree in Finance, Accounting, Marketing or related field required.
• Five (5) years of experience in Accounting, Finance, Commercial, or a related field required.
• 1-2 years working with Power BI, Right Angle, SAP, Salesforce, or related is preferred.
• Experience identifying trends, patterns, gaps with processes is preferred.
• Experience working cross‑functionally across other orgs to identify root causes and enhancement opportunities is preferred.
• Knowledgeable of working in financial statements is preferred.

Marathon Petroleum offers a total rewards program which includes, but is not limited to, access to health, vision, and dental insurance, paid time off, 401(k) matching program, paid parental leave, and educational reimbursement. Detailed benefit information is available at  The hired candidate will also be eligible for a discretionary company-sponsored annual bonus program.

Findlay, Ohio

Marathon Petroleum Company LP is an Equal Opportunity Employer and gives consideration for employment to qualified applicants without discrimination on the basis of race, color, religion, creed, sex, gender (including pregnancy, childbirth, breastfeeding or related medical conditions), sexual orientation, gender identity, gender expression, reproductive health decision‑making, age, mental or physical disability, medical condition or AIDS/HIV status, ancestry, national origin, genetic information, military, veteran status, marital status, citizenship or any other status protected by applicable federal, state, or local laws.