Responsibilities: As part of MPLX, a midstream company majority owned by MPC, Natural Gas & Natural Gas Liquids (NGL) Services interns and co-ops support real projects and routine operations and maintenance, such as: Project scope development, including estimating, scheduling, design, contractor engagement and construction oversight. Additional locations: Bulger, Pennsylvania, Cadiz, Ohio, Denver, Colorado, Houston, Texas, Jewett, Ohio, Kingfisher, Oklahoma, Midland, Texas, Oklahoma City, Oklahoma, San Antonio, Texas, Tulsa, Oklahoma, Washington, Pennsylvania, West Union, West Virginia.