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Job Summary
The Marathon Los Angeles Refinery, located in Carson, California, is seeking an Instrument Reliability Manager to maintain and improve operational availability, optimize equipment life cycle costs, and achieve best in class reliability. This position leads a team of engineers that support the refinery on issues and improvements related to instrumentation.
The schedule for the position is 4/10 - Monday -Thursday -6:30 AM -4:30 PM, after hours calls are required on average a couple times a month and support of TAR once a year.
Key Responsibilities
Maintenance and Area Team Support:
Lead a team of instrument reliability engineers supporting Operations and Maintenance to continuously improve operational safety and availability and improve efficiency.
Serve as a technical lead to the Instrument Reliability Engineers and Maintenance Department in troubleshooting and repair of site measurement instrumentation, control valves, and shutdown systems.
Ensure adequate review of Preventative Maintenance (PM) program to ensure compliance with Marathon’s Refinery Standard Practices and Reliability initiatives. Lead their group to plan, develop, and manage preventative maintenance programs to ensure the cost-effective reliability of site assets.
Support cooperative efforts among all refinery groups and departments.
Accountable for team’s engagement and support of reliability threat neutralization and bad actor programs.
Define critical equipment spare part requirements and ensures direct reports work with warehouse and planning resources to implement.
Interface with MPC Instrument Advisory Group to share lessons learned and best practices.
Engage management to champion specification changes to improve equipment reliability and department efficiency.
Provide technical expertise and training for maintenance crafts and operators to support reliability programs.
Projects and TAR Support:
Accountable for submittal of Project Request Forms (PRFs) for instrument reliability improvements and champions those through completion.
Define expectations and project deliverables related to Mechanical Integrity and reliability requirements, and audits deliverables to ensure requirements are met during the project life cycle.
Ensure scope items are conveyed to the Major Maintenance and TAR departments. Ensure shutdown scope is well justified, documented correctly and meets maintenance specifications and industry best practices.
Technical support for Major Maintenance and TAR execution team, assisting with equipment inspection, QA/QC and FCO process.
Health, Safety, Environmental and Mechanical Integrity Stewardship:
Support refinery safety initiatives and programs, including participation in safety walks and field audits on a regular basis.
Lead incident investigations, and accountable for incident investigations by team members, to determine root cause and identify corrective actions as needed.
Accountable for MOC process and ensures technical documentation is maintained per company policy by team members.
Champion Mechanical Integrity program and the Major Equipment Deficiency process with key stakeholders.
Leadership
Direct the activities of employees within reporting structure. Define goals and objectives and provides feedback on performance and career goals of direct reports. Maintain a personal development plan for employees to foster professional development to support career goals.
Act as a champion for advancing a reliability mindset and culture at the refinery.
Education, Experience and Skills
Minimum Qualifications
Must have a Bachelor’s degree in a relevant Engineering discipline. (Education must be obtained/completed prior to start date)
Must have at least 8 years of related Engineering experience in a refinery, petro-chemical or other related heavy industry.
Must have experience interpreting and applying industry and company standards.
Must have strong understanding of Management of Change requirements and process.
Must be able to understand instrument systems and drawings to troubleshoot field equipment.
Must be able to successfully communicate complex system information across various audiences, from hourly personnel to Refinery Leadership.
Must have the desire to learn new concepts and push the business in new direction to achieve best in class performance.
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 be able to work outside in an industrial setting, including walking and climbing ladders.
Must have a valid driver’s license. (MPC determines valid status.)
Must be legally authorized to work in the US without the need for future VISA sponsorship.
Travel Requirement is 10% or less.
The schedule for the position is 4/10 - Monday -Thursday -6:30 AM -4:30 PM, after hours calls are required on average a couple times a month and support of TAR once a year.
Preferred Qualifications
Experience within Marathon supporting area team production is preferred.
Experience as a people leader is preferred.
Experience in refining, petrochemical, or other industrial setting with round-the-clock production demands is preferred.
Strong working knowledge of applicable industry standards, including ISA/IEC 61511 for Safety Instrumented Systems is preferred.
Experience in the operation, maintenance and troubleshooting of instrumentation, including flow, pressure, level, and temperature instruments, and control valves is preferred.
Understanding of MOC, PHA and LOPA as applied to industrial instrumentation in a PSM environment is preferred.
Proficient in troubleshooting field instrumentation to ensure safe and reliable operations is preferred.
Experience in the use of Instrument management software such Intergraph SI (Smart Instrumentation) is preferred.
Experience utilizing CMMS software. SAP experience is preferred.
Relocation may be available. https://mympcbenefits.com/relocating/
This job will posted through December 4, 2025. (12:01 AM 12/5/2025)
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 candidate’s experience and qualifications.
Learn more about Marathon Petroleum’s benefits at https://mympcbenefits.com/
As an energy industry leader, our career opportunities fuel personal and professional growth.
Location:
Carson, CaliforniaJob Requisition ID:
00019479Pay Min/Max:
$137,900.00 - $206,800.00 SalaryGrade:
13Location Address:
2101 E Pacific Coast HwyAdditional locations:
Education:
Bachelors (Required)Employee Group:
Full timeEmployee Subgroup:
RegularMarathon 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 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.