SOX Business Process Audit Assurance & Advisory Services Supervisor

Position Summary

Marathon Petroleum Co. is seeking a SOX Business Process Audit Supervisor. This position plays a key role in supporting the integrity of Marathon’s internal control environment by leading the Business Process SOX 404 testing program. This role partners closely with Audit Assurance and Advisory Services (3A), the Controller’s organization, and External Audit to ensure a coordinated, risk‑aligned approach to control evaluation and compliance.

• Develop and manage the SOX Business Process controls testing plan based on management’s determination of applicable SOX 404 controls, materiality, and regulatory expectations; coordinate scope, timing, and coverage with Audit Assurance and Advisory Services (3A) leadership, the Controller’s organization, External Audit, and key business partners.
• Provide regular status updates and issue tracking for SOX testing (progress, milestones, open items, and emerging themes) to 3A leadership, External Audit, and the Controller’s organization; recommend adjustments to priorities and timelines as risks and schedules change.
• Identify, evaluate, and document control deficiencies; elevate issues through established SOX and 3A governance channels and work with control owners to clarify impacts, root causes, and remediation plans.
• Coordinate day‑to‑day planning and testing activities with business process control owners, SOX Accounting, and External Audit to execute testing, support reliance requests, resolve scope and evidence questions, and reduce rework through clear expectations and timely communication.
• Implement continuous improvement within the SOX testing program (procedures, templates, tools, analytics, and automation) and maintain metrics and quality checks that improve consistency, cycle time, and audit readiness.
• Lead assigned SOX testing staff and/or co‑sourced resources; provide coaching and review of work papers, ensure adherence to methodology, and support skill development across business process areas as applicable.
• Execute and oversee Sox Business Process controls testing activities, including walkthroughs, design and operating effectiveness testing, sampling, and evidence evaluation; produce clear documentation and support conclusions in alignment with SOX methodology and evolving technology and regulatory expectations.
• Perform other duties, as assigned.

• Bachelor’s Degree required in Finance, Accounting, Computer Science, Cybersecurity, Management Information Systems, Data Analytics, Business, or other related fields.
• Master’s degree preferred.
• Five (5) years of relevant experience in Accounting, Finance, Operations, Information Technology, Cybersecurity, Compliance, Risk, IT/Financial/Operational Audit, or other related experience is required.
• Previous SOX experience, including Business Process Controls and critical spreadsheets, is preferred.
• Previous experience in leading projects or teams preferred.
• At least one of the following Professional Certifications is preferred:
  • Certified Internal Auditor (CIA)
  • Certified Information Systems Auditor (CISA)
  • Certified Public Accountant (CPA)
  • Certified Information System Manager (CISM)
  • Certified in Risk and Information System Control (CRISC)
  • Certified Fraud Examiner (CFE)
  • Other industry related certifications

• Health, vision, and dental insurance
• Paid time off
• 401(k) matching program
• Paid parental leave
• Educational reimbursement
• Discretionary company‑sponsored annual bonus program

Findlay, Ohio (additional locations: Denver, Colorado; Houston, Texas; San Antonio, Texas)

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.