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Senior Power Supply Analyst
Marathon Petroleum CorporationPower Supply Analyst supporting the North America Power team with electricity cost analysis and load forecasting. Responsible for power supply planning for refinery and industrial needs.
Tech Stack
Tools & technologiesPythonSQLTableauVBA
About the role
Key responsibilities & impact- 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
Requirements
What you’ll need- Bachelor’s degree in Finance, Accounting, Business, or other related discipline required
- Four (4) or more years of experience in the electric power (regulated or deregulated) and/or natural gas industry required
- Experience in energy, utilities, refining, industrial operations, finance, or analytics is preferred
- Experience working 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
- Familiarity with ERCOT, PJM, MISO, CAISO, or other North American power markets is helpful
- Strong Excel skills, including formulas, pivot tables, lookups, charts, and structured data tables
- Strong analytical skills and ability to identify errors, outliers, trends, and cost changes
- Clear written communication with the ability to simplify complex information
- High attention to detail, organized, and strong follow-through
- Comfortable working with commercial, operational, technical, and financial teams
- Experience with Power BI, Tableau, SQL, Python, VBA, or other data tools is a plus
Benefits
Comp & perks- Health insurance
- 401k matching program
- Paid parental leave
- Educational reimbursement
- Discretionary company-sponsored annual bonus program
ATS Keywords
✓ Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
load forecastingdata validationdata analysiselectricity cost analysispower procurementsettlementstariffsrate structuresenergy reportinglarge dataset management
Soft Skills
analytical skillsclear written communicationattention to detailorganizational skillsfollow-throughinterpersonal skillsability to simplify complex informationcollaborationproblem-solvingadaptability