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. Position Summary The IT Refining On-Site Manager oversees all local information Technology (IT) and Operational Technology (OT) operations to ensure safe, reliable, and secure IT & OT services for the Garyville Refinery. This pivotal role will contribute to and help support the strategy realization, technology roadmaps, innovation, and drive the delivery of business value for the refinery. This role will work closely with peers across digital and business partners to ensure the team is embedded with stakeholders while developing talent and fostering a culture of continuous improvement. Accountable for business results primarily achieved through the work of others. Manages staff, sets direction, and deploys resources. Has responsibility for employee development, performance reviews, pay reviews, and staffing decisions. Accountable for business, functional or operational areas, processes, or programs. Key Responsibilities Manages daily operations of the team, providing guidance, mentorship, and driving a culture of innovation and continuous improvement. Oversees recruitment, development, retention, and performance to build strong talent. Plans and leads low- to medium-complexity IT projects, ensuring they are delivered on time, within budget, and adhere to quality standards. Ensures the availability, reliability, and security of technology systems. Collaborates with key stakeholders and internal groups to identify needs, deliver effective solutions, and support business objectives. Ensures safe, reliable and secure operations of Operational Technology (OT), partnering with enterprise IT & refining business to maintain, upgrade, and optimize critical refinery process control systems (SCADA, DCS, PLCs). Manages Cybersecurity & Compliance by implementing robust cybersecurity measures across IT and OT environments, conducts vulnerability assessments in partnership with enterprise IT, leads incident response, and ensures compliance with industry standards, safety, and environmental regulations (e.g., NIST, IEC 62443, OSHA, EPA). Ensures high availability, redundancy, and segmentation of refinery networks, ensure IT controls are applied at the site, and oversees lifecycle management of hardware and software assets. Supports IT product teams in securing business buy-in, deploying and driving adoption of digital transformation initiatives at the site, including but not limited to IoT, edge computing, and digital twin. Champions the mobility and connectivity strategy for all field devices, acting as the key liaison and leading initiatives to improve device reliability and user experience in the field. Oversees contracts and performance of vendors and contractors providing IT / OT systems, specialized refinery software, and network services, aligning external resources with operational goals and technology roadmaps. Education and Experience Bachelor's degree in Computer Science, Information Technology, Management Information Systems, Engineering, Business, or other computer-related degree required. Ten (10) or more years of diversified IT experience required. Three (3) or more years of direct or indirect leadership experience required. Experience with Operational Technology (OT) infrastructure preferred. Experience with Portfolio and Product management, particularly in an Agile or Scaled Agile Framework (SAFe) environment preferred. Skills Strategic Outlook - Examines issues, generates ideas, creates future scenarios, and develops plans with a long-term perspective. Ensures short-term goals support long-term strategy and that organizational/functional strategy aligns with and supports MPC’s overall business strategy. Business Acumen - Applies knowledge of MPC’s business, industry, and the marketplace to advance theorganization’s goals. Makes decisions and recommendations clearly linked to MPC’s strategy. Results Driven - Drives operational and process excellence and innovative behavior by empowering others, collaborating, taking appropriate risks, making timely decisions, and holding people accountable for results. Authentic Communicator - Expresses ideas and information, both verbally and in writing, clearly and credibly. Listens to understand and fosters constructive dialogue. Continuous Improvement Mindset - Identifies and leads opportunities for continuous improvement and value creation, both incremental and large-scale. Energizing the Organization - Creates a purposeful, engaged, optimistic workforce. Ongoing Learning & Self-Development - Regularly determines new areas for learning and acquires strategies and best practices for gaining/improving knowledge, behaviors, and skills. Selecting and Developing People - Recognizes and selects high caliber talent, accurately assesses abilities and potential, coaches to develop capabilities and builds high- performing teams. Adaptability – Maintaining effectiveness when experiencing major changes in work responsibilities or environment (e.g., people, processes, structure, or culture); adjusting effectively to change by exploring the benefits, trying new approaches, and collaborating with others to make the change successful. Data-Driven Decision Making – Applies data to make informed decisions with a priority on using real-time data, analytics, and insights to optimize operations, improve safety, and enhance the company's competitive edge. Digital Awareness – Actively explore, learn, and implement emerging digital tools, technologies, and trends. Involves seeking out new information, asking insightful questions, and testing innovative approaches to understand how digital solutions can create value, improve processes, or enhance experiences. Demonstrates openness to change, continuous learning, and adapting to the evolving digital landscape. Influencing Others - The ability to garner support for initiatives by gaining the respect of others and inspiring trust and confidence. As an energy industry leader, our career opportunities fuel personal and professional growth. Location: Garyville, Louisiana Additional locations: Job Requisition ID: 00023743 Location Address: 155 Sugarcane Road Education: Employee Group: Full time Employee Subgroup: Regular Marathon Petroleum Company LP is an Equal Opportunity Employer and gives consideration for employment to qualified applicants without discrimination on the basis of race, color, religion, creed, sex, gender (including pregnancy, childbirth, breastfeeding or related medical conditions), sexual orientation, gender identity, gender expression, reproductive health decision-making, age, mental or physical disability, medical condition or AIDS/HIV status, ancestry, national origin, genetic information, military, veteran status, marital status, citizenship or any other status protected by applicable federal, state, or local laws. If you would like more information about your EEO rights as an applicant, click here. If you need a reasonable accommodation for any part of the application process at Marathon Petroleum LP, please contact our Human Resources Department at talentacquisition@marathonpetroleum.com. Please specify the reasonable accommodation you are requesting, along with the job posting number in which you may be interested. A Human Resources representative will review your request and contact you to discuss a reasonable accommodation. Marathon Petroleum offers a total rewards program which includes, but is not limited to, access to health, vision, and dental insurance, paid time off, 401k matching program, paid parental leave, and educational reimbursement. Detailed benefit information is available at https://mympcbenefits.com.The hired candidate will also be eligible for a discretionary company-sponsored annual bonus program. Equal Opportunity Employer: Veteran / Disability We will consider all qualified Applicants for employment, including those with arrest or conviction records, in a manner consistent with the requirements of applicable state and local laws. In reviewing criminal history in connection with a conditional offer of employment, Marathon will consider the key responsibilities of the role. About Marathon Petroleum Corporation Marathon Petroleum Corporation (MPC) is a leading, integrated, downstream energy company headquartered in Findlay, Ohio. The company operates the nation's largest refining system. MPC's marketing system includes branded locations across the United States, including Marathon brand retail outlets. MPC also owns the general partner and majority limited partner interest in MPLX LP, a midstream company that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure.

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