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Senior Commercial Sourcing Advisor - Los Angeles Refinery

Job in Carson, Los Angeles County, California, 90749, USA
Listing for: drive for MPC
Full Time position
Listed on 2026-09-24
Job specializations:
  • Supply Chain/Logistics
    Procurement / Purchasing, Supply Chain & Logistics
  • Business
    Supply Chain & Logistics
Salary/Wage Range or Industry Benchmark: 100000 - 140000 USD Yearly USD 100000.00 140000.00 YEAR
Job Description & How to Apply Below
*
* POSITION SUMMARY:

** Marathon Petroleum Company LP has an opportunity for a Supply Chain Senior Commercial Sourcing Advisor supporting the Los Angeles Refinery. This role is open to Los Angeles, CA.The successful candidate should possess excellent written and verbal communication skills and be able to work with various internal and external stakeholders in a collaborative manner. The ideal candidate should be a self-starter, able to conduct basic market analysis, develop bid packages, analyze proposals using a total cost of ownership methodology, negotiate and execute Purchase Orders, establish and maintain strategic business relationships with key suppliers, and validate cost savings.

The preferred candidate would be able to thrive in a dynamic environment with a TAR liaison focus and extensive material knowledge. The successful individual will report to the Supply Chain Manager and have primary responsibility for managing the purchase of material for both Routine Maintenance and TAR.
** RESPONSIBILITIES:*
* • Develops contracting strategies to establish and maintain relationships with key suppliers and ensure service, commercial terms, and strategy optimization. Leads the development and implementation of regional/local sourcing strategies, decision summaries based on sourcing events and negotiations outcomes.
• Leads bid package process from development through Purchase Order execution and aligns stakeholder and Supply Chain requirements, scope of work, assumptions and clarifications. Participate in vendor pre-bid meeting and site walks, leading the commercial aspects and setting expectations outlined in the request for proposal.
• Runs benchmark studies, gathers and analyzes data, and makes recommendations. Performs root cause analysis related to supply challenges or disruptions. Analyzes and interprets data for use in decision-making and actions in support of business strategy, including total cost of ownership and should cost modeling.
• Fosters communication internally, externally, and between different operational functions. Serves as first line point of contact for concerns related to operating needs, concerns, and Supply Chain support.
• Actively seeks and identifies opportunities for value creation (cost savings, cost avoidance, revenue enhancement) and risk reduction. Develops and executes cost savings and strategic sourcing projects while ensuring business continuity and high level of supplier performance. Manages assigned business unit(s) to optimize the supply base and deliver financial benefit. Collaborates with and supports category management regarding key supplier initiatives.
• Collaborates with the assigned business unit(s) to assess all requirements and develop sourcing and contracting strategies for goods and services. Supports the development, management, and execution of commercial initiatives and strategies.
• Facilitates issue resolution related to supplier performance, developing awareness of associated operating risks, and qualifying contractors to ensure appropriate criteria are adequately addressed.
• Develops and maintains relationships with key suppliers to ensure service, commercial terms, and optimal leverage. As needed, develops and tracks KPIs for measuring performance for key suppliers. Facilitate issues resolution related to supplier performance.
• Utilizes Supply Chain tools, templates and systems, as prescribed by the Supply Chain function. Collaborates with Supply Chain peers to drive continuous improvement, alignment, and best-in-class process optimization.
• Comprehends & interprets commercial, financial, & business data for opportunities and risk. Minimizes risk in Supply Chain processes to support operating components’ service requirements, including recognizing appropriate contracting strategies, developing awareness of associated operating risks, and qualifying contractors to ensure appropriate criteria are adequately addressed.
• Ensures sourcing activities are properly aligned with the expectations of Supply Chain organizations and stakeholder groups, as applicable, while educating and supporting the deployment of best practices.

Experience with SAP, Ariba, Tableau, M365.Requirements
• Bachelor’s degree required.
• Four (4) or more years of Supply Chain or business relevant experience.
• C.P.M. or C.P.S.M. certification beneficial.
Position Requirements
10+ Years work experience
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