Senior Commercial Sourcing Advisor

An exciting career awaits you 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.

The Senior Commercial Sourcing Advisor supports the IT organization by developing and managing digital strategic sourcing initiatives for software, hardware, and professional services. This role requires strong communication, market analysis, negotiation, and relationship‑building skills. The Advisor will lead sourcing strategies, manage supplier relationships, and drive cost reductions, mitigate risk, and negotiate contracts, while ensuring compliance and supporting business needs.

• Build and maintain strategic relationships with key suppliers; track KPIs and resolve performance issues.
• Collaborate with business units to assess requirements and develop sourcing/contracting strategies.
• Lead the RFx process (RFI/RFP/RFQ), including requirements development, vendor negotiations, and contract execution.
• Manage supplier relationship management (SRM) for strategic suppliers to drive improvement and resolve supply issues.
• Oversee a portfolio of critical suppliers and execute category strategies for IT cybersecurity and hardware projects.
• Analyze bids, negotiate terms, and ensure on‑time delivery and performance.
• Support continuous improvement initiatives and process optimization within the procurement organization.
• Interpret commercial, financial, and business data to minimize risk and recommend qualified contractors.
• Lead workshops and supplier business unit reviews to stay abreast of technology trends.
• Expedite purchase commitments and execute procurement process to ensure delivery on time and acceptable performance by suppliers, meeting the needs of business partners through the Procure to Pay (P2P) process from order entry through invoice reconciliation and payment.

• Bachelor’s degree required (Supply Chain, Business, Accounting, Finance, IT, or Engineering). Master’s preferred.
• 4+ years IT sourcing experience (hardware, software, cloud, support).
• 4+ years in purchasing, contracts, or commercial roles required.
• Experience negotiating with IT vendors; strong understanding of IT technologies.
• C.P.M. or C.P.S.M. certification beneficial.
• Proficiency in Word, Excel, PowerPoint, SAP, PowerBI, and Ariba.
• Excellent communication, analytical, and negotiation skills.
• Ability to work independently and collaboratively; comfortable with ambiguity and change.

Findlay, Ohio. Additional locations:
Detroit, Michigan.

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  The hired candidate will also be eligible for a discretionary company-sponsored annual bonus program.

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, . If you need a reasonable accommodation for any part of the application process at Marathon Petroleum LP, please contact our Human Resources Department at talentacqu 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  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.