Process Engineer 1 - Intern to Full-Time Conversion

Marathon Petroleum Corporation • Texas City, TX • Posted June 15, 2026

About the Role

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.


RESPONSIBILITIES:• Monitors process performance and identifies opportunities for improving yield, energy efficiency, and reliability. Assists in plan test runs and develops projects to address opportunities.• Supports collaboration with operations, engineering and maintenance teams to resolve operational challenges. Develops relationships with console and field operators.• Participates in hazard evaluations, incident investigations, and management of change. Participates in Process Hazard Analysis (PHA).• Supports turnaround/outage execution. May review turnaround planning, including scope development and post-event evaluations• Maintains and updates process documentation. Troubleshoots and maintains unit mass balance within tolerance.• Participates ...