Marathon Petroleum

Instrument/Analyzer Maintenance Supervisor

Marathon Petroleum$122K — $184K *
Energy & Utilities
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • High School Diploma or GED with 8+ years instrumentation maintenance experience, or Associates Degree with 6 years experience, or Bachelor's Degree in Engineering with 6 years experience.
  • Familiarity with Microsoft Word, Excel, and Outlook.
  • Ability to wear appropriate PPE in the refinery and perform physical tasks in the field.
  • Valid driver's license required.
  • Must be legally authorized to work in the US without future VISA sponsorship.

Responsibilities

  • Manage and lead work groups as required.
  • Mentor and train instrument technicians to enhance their skills.
  • Identify and resolve analyzer reliability issues effectively.
  • Review PM plans for accuracy on frequency and task details.
  • Implement new PMs identified by Management of Change and project requirements.
  • Complete incident investigations and follow-up action items in the Intelex system.
  • Assist Area Maintenance Coordinators by communicating job statuses.

Benefits

  • Potential for relocation support available.
  • Comprehensive benefits package as detailed on the company's benefits website.
Full Job Description
Instrument/Analyzer Maintenance Supervisor

Job Summary

The Marathon Los Angeles California Refinery located in Carson California has an opening for a Maintenance Supervisor - Instrument/Analyzer. This position will play a strong role in improving and maintaining the reliability of refinery electrical systems to ensure the refineries product quality and environmental compliance. This position assists in troubleshooting complex instrument issues; provides support to field Instrument Technicians; conducts investigations into Instrument failures and presents findings; coordinates shop repair of equipment, leads, mentors, trains and coaches instrument technicians; manages compliance of the companies instrument PM requirements; updates maintenance procedures, coordinates the execution of turnaround instrumentation scope; and champions safety in the Maintenance Organization.

The schedule for the position is Monday- Thursday with core hours 6 AM - 4:30 PM (PST), cover call-out supervisor duty two weeks per year, handle after hours calls several times a month over the phone and support of TAR averaging once a year.

Key Responsibilities
  • Manage work groups as required
  • Lead, mentor, train, and coach instrument technicians
  • Identify, investigate, and resolve analyzer reliability issues
  • Review PM plans to ensure frequency, plan steps and hours are correct.
  • Implement new PM's identified by MOC's and projects
  • Complete Intelex assignments, incident investigations, action items /MOCs.
  • Assist and communicate job status to the Area Maintenance Coordinator's.
  • Assist with compliance with the refinery's mechanical integrity program
  • Provide on call support as required
  • Submit craft availability hours for scheduling
  • Identify and coordinate repairs to be performed by off-site repair shops
  • Coordinate shop repair work
  • Review engineering packages as necessary
  • Assist in initial job walks to develop scope
  • Assist in TAR scope development
  • Assist the Planner and Materials Coordinator to manage warehouse stock. Identify obsolete stock, identify necessary quantity changes, identify new or upgraded parts to be added to stock
  • Coordinate emergency work
  • Track Instrument/Analyzer PM completion
  • Assist with work order backlog review and mitigation
  • Manage calibration and certification of test equipment
  • Manage certification of electrical PPE
  • Mange craft progression and training requirements
  • Review and update maintenance procedures
  • Review procedures with craft
  • Provide technical support to field instrument technicians
  • Identify and coordinate onsite repairs by an outside service provider
  • Coordinate major maintenance and repairs
  • Participate in Shop Audits
  • Perform safety audits.
  • Assist the Area Maintenance Coordinator/Operations Maintenance Specialist in progressing the maintenance schedule for their area.


Education, Experience and Skills

Minimum Qualifications
  • Must have a High School Diploma or GED and at least 8 years of instrumentation maintenance experience as a craftsperson and/or maintenance foreman/supervisor in a refinery or petro-chemical industry ORAssociates Degree in related area and 6 years instrumentation maintenance experience in a refinery or petro-chemical industry OR have a Bachelor's Degree in Engineering or related degree and 6 years instrumentation or electrical engineering experience in a refinery or petro-chemical industry.
  • Must be familiar with 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 driver's license.
  • Must be legally authorized to work in the US without the need for future VISA sponsorship.
  • Travel Requirement is 5% or less.
  • Must be able to work Monday- Thursday with core hours 6 AM - 4:30 PM (PST), cover call-out foreman duty two weeks per year, handle after hours calls several times a month over the phone and support of TAR once a year.


Preferred Qualifications
  • Petro-chemical Analyzer experience is preferred.
  • Proficient in SAP is preferred.


Relocation may be available. https://mympcbenefits.com/relocating/

This job will posted through Sept 14, 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 candidate's experience and qualifications.

Learn more about Marathon Petroleum's benefits at https://mympcbenefits.com/

Location:
Carson, California

Job Requisition ID:


Pay Min/Max:
$122,900.00 - $184,300.00 Salary

Grade:
12

Location Address:
2350 E 223rd St

Additional locations:

Education:
High School (Required)

Employee Group:
Full time

Employee Subgroup:
Regular

About Marathon Petroleum

Marathon Petroleum Corporation (MPC) is in the business of creating value for their shareholders through the quality products and services they provide for their customers. They strongly believe how they conduct their business is just as integral to their bottom line. As a result, they strive to always act responsibly with those who work for them, with those business partners who work with them, and in every community where they operate.

Marathon Petroleum Careers

Joining Marathon Petroleum means becoming part of a leading global team in the energy sector, where job opportunities abound for those eager to advance their careers in a dynamic and inclusive environment. As one of the largest refining companies in the world, Marathon Petroleum is at the forefront of transforming the energy landscape.

Work You’ll Do

At Marathon Petroleum, your work will directly contribute to the company's ongoing success and leadership in the industry. You will collaborate with skilled professionals dedicated to innovation and excellence in all aspects of the energy sector. Our team's combined expertise fuels Marathon Petroleum's commitment to sustainable energy solutions and operational excellence.

Innovate and Lead

Step into a role that challenges and excites with Marathon Petroleum. Here, innovation isn't just a buzzword—it's a call to action. Our leadership is committed to fostering a culture where new ideas lead to groundbreaking solutions. This commitment to innovation and leadership is woven into every aspect of our business, from refining operations to environmental strategies.

Grow and Develop

Marathon Petroleum is deeply invested in the professional growth and development of its employees. We offer a variety of training and development programs, including leadership development, diversity training, and technical skills enhancement. Whether you're starting as an intern or a seasoned professional, you’ll find a pathway to personal and professional growth with us.

Be Part of Our Team

Our team at Marathon Petroleum is driven by a shared mission to excel. By joining us, you'll work alongside dedicated professionals who are passionate about their roles and the impact they have on the company and the industry. Our collaborative environment supports career advancement and fosters a culture of professional enrichment.

Diversity and Inclusion

At Marathon Petroleum, we believe diversity drives innovation. Our inclusive culture welcomes all perspectives and encourages a diverse workforce that reflects the communities we serve. We are committed to providing equal employment opportunities, ensuring that all team members have the resources they need to succeed.

Explore Job Opportunities

Marathon Petroleum offers a range of job opportunities across various functions of the business. From internships that provide real-world experience to full-time positions in engineering, business, and more, there’s a place for your skills and passions here.

Future-Proof Your Career

With Marathon Petroleum, you are not just finding a job; you are building a career equipped with the tools for success in the ever-evolving energy sector. Our robust benefits package supports your health, well-being, and financial security, allowing you to focus on professional development and career advancement.

Stay Connected

Join Our Team Discover the exciting career opportunities waiting for you at Marathon Petroleum. Search open positions that match your skills and interests. We are always on the lookout for curious, creative, and driven team members.

Keep Up to Date

Stay informed with the latest company news, industry insights, and career tips—all from the people who work here. Marathon Petroleum is more than a company—it's a community where you can grow, innovate, and lead.

Job Alert Emails

Customize your experience by subscribing to receive job alerts and insider information tailored to your preferences. Explore the rewarding opportunities that await at Marathon Petroleum.

Join Marathon Petroleum—where careers fuel futures.

Learn more about Marathon Petroleum
Size
17,700 employees
Market Cap
$53 billion
Industry
Net Income
-$9.8 billion
Founded
2005
5 Year Trend
+13.8%
Revenue
$74.9 billion
NASDAQ

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