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Rotating Equipment Reliability Engineer

Job Summary

The Marathon Los Angeles Refinery located in Carson/Wilmington CA is seeking a Rotating Equipment Reliability Engineer to maintain and improve operational availability optimize equipment life cycle cost and achieve best in class reliability. This position supports operating area teams on issues related to rotating equipment and collaborates with other departments daily. The Rotating Equipment Reliability Engineer will support troubleshooting machinery issues develop project requests implement new solutions and lead reliability programs.

The schedule for the position is 4 days - 10 hours days - Monday-Thursday - core hour 7 AM - 3:30 PM after hours calls that can be handled over the phone can occur once a month and support TAR/Major Maintenance events once a year.

Key Responsibilities

Maintenance and Area Team Support

• Serve as a technical resource to the Maintenance Machinery Foreman Technicians and Operations to troubleshoot diagnose and repair rotating equipment.

• Develop and provide training on rotating equipment and support systems for Maintenance and Operations personnel.

• Lead site reliability programs and initiatives including Incident Investigations (using RCFA methods) Lost Opportunity Tracking Pump Seal Reliability Program PM Optimization and Area Team Threats Neutralization Program to identify opportunities for improvement and drive solutions.

• Leads multi-department investigation teams to solve recurring rotating equipment failures

• Submit and approve equipment Preventative Maintenance (PM) plans to ensure compliance with Refinery Standard Practices and reliability initiatives.

• Perform equipment condition assessments to determine fitness for service and to develop equipment care and repair plans. Review equipment repair reports from outside shops provide input on inspection requirements and approve repair plans ensuring compliance with Marathon specifications.

• Identify critical equipment spare part requirements and ensure warehouse storage is aligned with the plan.

• Identify and maintain a list of obsolete equipment and manages the replacement/upgrade plan.

• Interface with MPC Rotating Equipment Advisory Group to share lessons learned and best practices. Engage management to champion specification changes to improve equipment reliability and department efficiency.

Projects and TAR Support

• Develop Project Request Forms (PRFs) for reliability improvements.

• Develop submit and ensure MM/TAR scope is well justified documented correctly and meets maintenance specifications and industry best practices.

• Define expectations and project deliverables related to Mechanical Integrity and reliability requirements as well as site preferred technologies and methodologies.

• Review project documentation P&IDs and data sheets to ensure accuracy.

• Provide technical support to Major Maintenance (MM) and Turnaround (TAR) execution team assisting with equipment inspection QA/QC and FCO process.

Health Safety Environmental and Mechanical Integrity Stewardship

• Participate in safety walks and field audits on a regular basis.

• Serve as a technical resource to the Process Safety Department during Area Team HAZOP reviews.

• Lead or support incident investigations to determine root cause and identify corrective actions.

• Support MOC process and ensure that technical documentation is maintained per company policy.

• Champion Mechanical Integrity program and the Major Equipment Deficiency process with key stakeholders.

Personal Development

• Maintain a personal development plan and attend training to foster professional development to support career goals.

Education Experience and Skills

Minimum Qualifications

• Must have Bachelors degree in Mechanical Engineering. (Education must be obtained/completed prior to start date)

• Must have at least 2 years of post degree engineering experience. Experience should be in maintenance machinery or engineering in a refinery petro-chemical or other related heavy industry.

• Must have experience interpreting and applying industrial and company standards.

• Must have strong understanding of Management of Change requirements and process.

• Able to understand mechanical systems and cross-section drawings to troubleshoot field equipment.

• Able to successfully communicate complex system information across various audiences from hourly personnel to Refinery management.

• Must be proficient in Microsoft: Word Excel and Outlook.

• Must be able to wear appropriate PPE in the refinery (respirator) be able to physically perform all tasks in the field and take hair drug test and physical.

• Must have a valid drivers license. (MPC determines valid status.)

• Must be legally authorized to work in the US without the need for future VISA sponsorship.

• Travel Requirement is less than 5 %.

• The schedule for the position is 4 days - 10 hours days - Monday-Thursday - core hour 7 AM - 3:30 PM after hours calls that can be handled over the phone can occur once a month and support of TAR/Major Maintenance events once a year.

Preferred Qualifications

• Strong working knowledge of all applicable industry standards for rotating equipment is preferred.

• Experience in the operation maintenance and troubleshooting of rotating equipment such as pumps turbines centrifugal compressors and reciprocating compressors.

• Experience with machinery control systems such as anti-surge protection systems turbine governors and overspeed protection and performance control software is preferred.

• Experience in the use of machinery condition monitoring tools such as Bently Nevada System 1 Emerson CSI Prognost and Windrock is preferred.

• Experience in the installation of large machinery equipment including foundation design grouting pipe strain and alignment is preferred.

• Working knowledge and application experience of RCM principles RCFA and FMEA methodology and application is preferred.

• Experience utilizing CMMS software. SAP experience is preferred.

Relocation may be available. job will posted through January 18 2026

This position belongs to a family of jobs with increasing responsibility competency and skill level. Actual position title and pay grade will be based on the selected candidates experience and qualifications.

Learn more about Marathon Petroleums benefits at an energy industry leader our career opportunities fuel personal and professional growth.

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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 . 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. 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 reviewing criminal history in connection with a conditional offer of employment Marathon will consider the key responsibilities of the role.