Senior Power Market & Procurement Analyst

Marathon Petroleum Corporation; San Antonio (TX); On-site; USD 95,000 - 120,000; Full time

Job summary

Marathon Petroleum Corporation is seeking a Power Supply Analyst to join the North America Power team in San Antonio, TX. The role focuses on power supply planning, cost analysis, and market insights to optimize electricity usage for refineries and industrial operations.

The ideal candidate will have a strong background in energy data analysis, large datasets, and Excel, with experience in load forecasting and procurement support.

Qualifications

• Bachelor’s degree in Finance, Accounting, Business, or related discipline.
• 4+ years in electric power (regulated or deregulated) and/or natural gas industry.
• Experience with energy, utilities, refining, industrial operations, finance, or analytics is preferred.
• Experience with large datasets, spreadsheets, operational data, or market data is strongly preferred.
• Exposure to power procurement, settlements, utility bills, tariffs, rate structures, or energy reporting is a plus.

Responsibilities

• Support power supply planning for refinery and industrial electricity needs across North America.
• Track facility load, electricity consumption, cogen output, imports, exports, outages, and utility supply needs.
• Collect, clean, organize, and validate load data, utility data, ISO/RTO data, market data, and internal operating data.
• Assist with load forecasting using historical usage, weather, refinery operating plans, maintenance schedules, and market inputs.
• Review electricity bills, tariffs, riders, demand charges, transmission charges, ancillary charges.
• Identify unusual charges, billing changes, rate impacts, data gaps, settlement issues, and reduction opportunities.
• Maintain recurring reports for electricity cost, facility exposure, load trends, utility charges, and market drivers.
• Support power procurement analysis, including fixed price supply, indexed supply, renewable products, demand response, and other supply options.
• Track utility rate cases, tariff changes, ISO/RTO developments, regulatory changes, and relevant market events.
• Prepare clear summaries that explain what changed, why it matters, and what action may be needed.

Skills

Data analysis

Excel

Written communication

Analytical thinking

Attention to detail

Cross-functional collaboration

Problem solving

Education

Bachelor’s degree in Finance, Accounting, Business, or related discipline

Tools

Power BI

Tableau

SQL

Python

VBA

Job description

Marathon Petroleum Corporation is seeking a Power Supply Analyst to join the North America Power team in San Antonio, TX. The role focuses on power supply planning, cost analysis, and market insights to optimize electricity usage for refineries and industrial operations.

The ideal candidate will have a strong background in energy data analysis, large datasets, and Excel, with experience in load forecasting and procurement support.