Data Analyst / Senior Data Analyst

About the Role

Marathon Petroleum Corporation is seeking a Data Analyst or Senior Data Analyst to join the Value Chain Optimization team, specifically within the Value Chain Insights group. This role focuses on delivering advanced analytics and actionable insights to enhance decision-making by providing trustworthy and timely reporting. The position contributes primarily to the Dashboarding & Reporting vertical, with responsibilities including the creation, maintenance, and enhancement of dashboards and consistent reporting outputs that translate performance metrics and planning model outcomes into clear, reliable decision support tools.

Key Duties

• Obtain, validate, and transform data from authorized sources to produce dependable datasets for dashboards and recurring reports, while documenting assumptions and refresh procedures.
• Conduct descriptive and diagnostic analyses to explain key performance indicator trends, identify influencing factors, and highlight notable exceptions within dashboards and reports.
• Create standardized and repeatable calculations or metrics consistently used across dashboards and reports.
• Use basic statistical and variance analyses to validate reporting accuracy, discover anomalies, and ensure audit readiness of results.
• Design and update Power BI dashboards and standardized reports that are straightforward, auditable, and uniform across planning cycles and organizational locations.
• Collaborate with stakeholders to gather requirements, prototype visualizations, communicate insights, and provide guidance to enhance dashboard adoption and accurate use.
• Ensure the quality and integrity of reporting data via validation, reconciliation, and monitoring refresh processes; troubleshoot with IT and source system owners as needed.
• Work closely with planning, operations, and commercial teams to prioritize reporting projects aligned with agreed KPI definitions and standards.
• Continuously refine reporting processes to reduce manual efforts, improve refresh reliability, and simplify user workflows.
• Adhere to data governance and reporting standards; contribute to documentation detailing data flows, definitions, lineage, and logic to maintain report fitness for purpose.
• Support sustainable reporting infrastructure by defining requirements, testing deliverables, and coordinating with IT/data engineering for automation and performance improvements.
• Maintain consistent KPI definitions and calculation methodologies used across recurring reporting and dashboards.
• Manage dashboard lifecycle activities, including version control, release notes, collecting user feedback, and making iterative improvements.
• Develop comparative views showing differences between scenarios or periods to aid decision support.
• Create monitoring and communication tools that support the Plan-to-Produce process through scheduled reporting outputs and templates.

Educational and Experience Requirements

Data Analyst:

• Bachelor's degree in Business, Engineering, Computer Science, Information Systems, Mathematics, or a related discipline is required.
• Minimum two years of relevant professional experience.

Senior Data Analyst:

• Bachelor's degree as above.
• At least four years of professional experience.

Preferred Qualifications

• Proficiency in Microsoft SQL and strong data management capabilities.
• Excellent communication and time management skills.
• Deep enthusiasm for delivering reliable, user-friendly dashboards and standardized reports that enhance decision-making and KPI visibility, including translating business questions into scalable KPIs and dashboard formats.
• Experience conducting thorough data analysis with identification of sources, querying, exploratory data modeling, and influencing data-driven business improvements.
• Familiarity with self-service business intelligence tools such as Tableau, Power BI, Alteryx, including data transformation, measure development, and performance tuning.
• Proven ability to produce consistent and auditable reports across different periods and locations with comprehensive documentation and result validation.
• Competence in handling complex, high-volume, multi-dimensional datasets from diverse sources and presenting quantitative findings clearly and actionably.
• Strong critical thinking skills, capable of problem-solving with incomplete or ambiguous information, employing a flexible analytic approach providing results at varying precision levels.

Behavioral Competencies

• Adaptive to change by remaining effective amid significant shifts in responsibilities or environment and collaborating successfully with others to implement changes.
• Building trusted partnerships within the business to support performance improvement.
• Effective oral and written communication skills across various media.
• Critical thinking and data-driven problem identification and resolution.
• Data analysis and pattern recognition to support business decision-making.
• Comprehensive data management and reporting skills to convert data into actionable insights.
• Advocacy for digital transformation by adopting modern technologies to replace outdated manual processes.
• Ability to influence and inspire confidence in others to gain support for initiatives.
• Management of metrics to monitor and demonstrate achievement of business objectives.
• Strong time and work management to ensure efficient and productive task completion.

Additional Information

The role is located principally in Findlay, Ohio, with additional possible locations including Houston and San Antonio, Texas. Marathon Petroleum is an equal opportunity employer that values diversity and inclusion, ensuring fair consideration regardless of protected characteristics. Reasonable accommodations are available upon request during the application process. Benefits include health, dental, and vision insurance, paid time off, 401(k) matching, paid parental leave, educational reimbursement, and eligibility for a discretionary company bonus program. Candidates with prior arrest or conviction records will be considered in compliance with applicable state and local laws.

Work Address

539 S Main St, Findlay, OH