SOX IT Audit Assurance & Advisory Services Supervisor

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At MPC, we’re committed to being a great place to work – one that welcomes new ideas, encourages diverse perspectives, develops our people, and fosters a collaborative team environment.

POSITION SUMMARY:

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

KEY RESPONSIBILITIES:

• Develops and manages the SOX IT controls testing plan based on management’s determination of applicable SOX 404 controls, materiality, and regulatory expectations; coordinates scope, timing, and coverage with Audit Assurance and Advisory Services (3A) leadership, the Controller’s organization, External Audit, and key business partners.

• Provides 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; recommends adjustments to priorities and timelines as risks and schedules change.

• Identifies, evaluates, and documents control deficiencies; escalates issues through established SOX and 3A governance channels and works with control owners to clarify impacts, root causes, and remediation plans.

• Coordinates day-to-day planning and testing activities with IT control owners, IT Compliance, 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.

• Implements continuous improvement within the SOX testing program (procedures, templates, tools, analytics, and automation) and maintains metrics and quality checks that improve consistency, cycle time, and audit readiness.

• Leads assigned SOX testing staff and/or co-sourced resources; provides coaching and review of workpapers, ensures adherence to methodology, and supports skill development across ITGC, application controls, cybersecurity, and business process areas as applicable.

• Executes and oversees SOX ITGC controls testing activities, including walkthroughs, design and operating effectiveness testing, sampling, and evidence evaluation; produces clear documentation and supports conclusions in alignment with SOX methodology and evolving technology and regulatory expectations.

• Perform other duties, as assigned.

EDUCATION AND EXPERIENCE:

• Bachelor’s Degree required in Finance, Accounting, Computer Science, Cybersecurity, Management Information Systems, Data Analytics, Business or other related fields. Master’s degree 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

• Previous SOX experience including ITGCs, Key Reports, and SDLCs is preferred.

• Previous experience in leading projects or teams 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.

As an energy industry leader, our career opportunities fuel personal and professional growth.

Location:

Findlay, Ohio

Job Requisition ID:

00022228

Pay Min/Max:

$122,900.00 - $184,300.00 Salary

Grade:

12

Location Address:

539 S Main St

Additional locations:

Denver, Colorado, Houston, Texas, San Antonio, Texas

Education:

Employee Group:

Full time

Employee Subgroup:

Regular

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. If you would like more information about your EEO rights as an applicant, click here ( . If you need a reasonable accommodation for any part of the application process at Marathon Petroleum LP, please contact our Human Resources Department at View email address on click.appcast.io . Please specify the reasonable accommodation you are requesting, along with the job posting number in which you may be interested. A Human Resources representative will review your request and contact you to discuss a reasonable accommodation. Marathon Petroleum offers a total rewards program which includes, but is not limited to, access to health, vision, and dental insurance, paid time off, 401k matching program, paid parental leave, and educational reimbursement. Detailed benefit information is available at mympcbenefits.com. The hired candidate will also be eligible for a discretionary company-sponsored annual bonus program. Equal Opportunity Employer: Veteran / Disability

We will consider all qualified Applicants for employment, including those with arrest or conviction records, in a manner consistent with the requirements of applicable state and local laws. In reviewing criminal history in connection with a conditional offer of employment, Marathon will consider the key responsibilities of the role.

About Marathon Petroleum Corporation

Marathon Petroleum Corporation (MPC) is a leading, integrated, downstream energy company headquartered in Findlay, Ohio. The company operates the nation's largest refining system. MPC's marketing system includes branded locations across the United States, including Marathon brand retail outlets. MPC also owns the general partner and majority limited partner interest in MPLX LP, a midstream company that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure.