Senior OT Engineer

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 Senior OT Engineer will provide operational and technical support for Midstream Operational Technology (OT) environments, including server, network, and infrastructure systems across geographically distributed assets. This role requires deep expertise in network engineering and server administration, including routing and switching, firewall and security controls, virtualization, Windows/Linux server management, patching, and performance tuning of mission-critical systems. This role is responsible for translating business and operational requirements into secure, reliable, and scalable technical solutions that align with Midstream standards. The position requires strong collaboration with cross-functional teams, including Operations, Process Control, and third-party vendors, to troubleshoot issues, implement improvements, and ensure system performance and availability. The Senior OT Engineer serves as a senior technical resource, leading complex problem resolution, driving continuous improvement, and supporting the lifecycle of OT systems from design through operations. This role champions compliance, cybersecurity, and change management practices to enhance the reliability, resilience, and security of critical infrastructure. The successful candidate must operate with an operations-first mindset, supporting systems that directly impact safe, continuous business operations, and is expected to adhere to all safety and operational standards while working in live production environments.

Key Responsibilities

• Identifies performance bottlenecks, conducts root cause analysis, and proposes and implements solutions to enhance system performance and resource utilization. Establishes performance benchmarks, conducts capacity planning, and collaborates with other teams to optimize infrastructure performance. Collaborates with junior engineers & cross-functional teams to implement performance tuning strategies and optimize system resources for better efficiency.

• Contributes to the development and improvement of troubleshooting procedures, measures to minimize system downtime, and documentation. Leads and manages technical support activities and troubleshooting efforts for infrastructure, including handling escalated and complex issues. Leads vendor technical support to drive for resolutions. Performs advanced system tuning and optimization to maximize performance using IT Service Management practices. Collaborates with internal teams to enhance support processes and methodologies.

• Analyzes performance and utilization data to identify trends and patterns; provides recommendations for optimization and corrective actions to drive for continuous improvement; prepares comprehensive reports on infrastructure performance.

• Leads the design and configuration of complex hardware and software systems, considering best practices and industry standards. Builds and deploys highly available and scalable infrastructure solutions.

• Leads the creation and maintenance of a comprehensive knowledge base for infrastructure-related topics, including troubleshooting guides, configuration documentation, and best practices. Promotes knowledge sharing culture by organizing training sessions, mentoring junior engineers, and encouraging cross-team collaboration.

• Collaborates with the process Owner and identifies trends in issues and determines the root cause to reduce future issues.

• Executes the regular analysis and interpretation of traffic and utilization of services on network connections.

• Leads the improvement recommendations and presents effectively to senior and executive management and global teams. Presents and leads client meetings with the business and development teams. Communicates with senior leaders for understanding and execution of cross functional complex processes and applications to solve for client requirements.

Education and Experience

• Bachelor's Degree in Information Technology, related field or equivalent experience.

• 5 or more years of relevant experience required.

• Preferred Certifications: Cisco (CCNA/CCNP), CompTIA Network+ or Security+, Microsoft or Linux server certifications, VMware (VCP)

Skills

• Business Acumen – Applies knowledge of MPC’s business, industry and the marketplace to advance the organization’s goals. Makes decisions and recommendations clearly linked to MPC’s strategy.

• Business Process Improvements – The process of analyzing business processes and workflows within the organization and identifying new approaches to redesign business activities or optimize performance, quality and speed of processes - including identifying and evaluating process automation opportunities.

• Cost Optimization – The process to analyze, plan and manage costs for cost efficiency and expense reduction, while maximizing business value.

• IT Infrastructure Management – Planning, design, delivery and control of information technology infrastructure.

• IT Security Management – The process, tools, and methodologies applied for the protection of information and information systems against unauthorized access or modification of information.

• Network Administration – Organizing, installing, and supporting the organization's computer systems, including local area networks LANs, wide area networks (WANs), network segments, intranets, and other data communication systems.

• Policy Management – The process of creating, implementing and maintaining policies and procedures within an organization.

• Service Delivery Management – The manner in which an organization provides users access to IT services, which include applications, data storage and other business resources.

• System Administration – Performs a variety of functions including user management, system monitoring, system configuration, performance tuning, backup and recovery, and access control.

• System Testing – The process of testing conducted on a complete integrated system to evaluate the system's compliance with its specified requirements.

• Systems Design – The process of designing technical solutions and systems to meet specified business and user requirements that are compatible with established system architectures, as well as organizational and performance standards.

• Troubleshooting – The act or process of discovering and resolving problems, disputes, or mechanical issues through a systematic, usually iterative, approach.

• Vendor Management – The process to maintain relationships with key vendors that deliver products, services, and support to the business. Simultaneously, negotiating and managing contracts with key service providers to ensure service levels are set appropriately and met on an ongoing basis.

MINIMUM QUALIFICATIONS:Bachelor’s Degree in Information Technology, related field or equivalent experience. Professional certification, e.g. Security+, Network+, OSCP, GIAC, CEH preferred.5+ years of relevant experience required

As an energy industry leader, our career opportunities fuel personal and professional growth.

Location:

Findlay, Ohio

Job Requisition ID:

00022332

Pay Min/Max:

$106,900.00 - $184,300.00 Salary

Grade:

11 - 12

Location Address:

539 S Main St

Additional locations:

Denver, Colorado, San Antonio, Texas

Education:

Bachelors: Information Technology

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 View email address on click.appcast.io . 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 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.