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Location Name: Carson, CA 
Job/Requisition ID: 54227
Education Level: Bachelor's Required 
Relevant Experience Level: Senior (11+ Years) 
Employee Group: Regular - Full Time 
Employee Subgroup: Salaried Exempt



Provides corrosion and metallurgical/materials engineering expertise and support to refineries.  This engineer would be responsible for providing subject matter expert support to a large, fully integrated refinery on the Los Angeles area. Responsibilities include materials selection, major equipment fabrication support, failure & root cause analysis, turnaround scope development, turnaround support, damage mechanism identification and risk-based inspection support


Key Responsibilities


  • Provides stewardship and consulting support for risk-based inspection (RBI) process unit corrosion studies and Integrity Operating Window (IOW) reviews.  Provides technical support for updating and implementing RBI inspection strategies for various damage mechanisms.
  • Has a working knowledge degradation mechanism and fabrication related ASME, API and NACE documents.
  • Provides technical support for major capital projects including material selection, specification selection, review of contractor specifications, and fabrication procedure reviews.
  • Conducts periodic comprehensive reviews for special emphasis damage mechanism such as ammonium bisulfide corrosion and high temperature hydrogen attack using Industry and Company Practices.
  • Provides on-site technical support for significant inspection or repair activities.
  • Acts as subject matter expert in the areas of welding, damage mechanism assessment and fitness for service. Provides technical support to refineries for fitness-for-service exercises.
  • Facilitates failure analyses of significant fixed equipment loss of containment incidents and participates in incident investigations as required.
  • Provides consulting support for use of corrosion monitoring technologies.


Experience and Education


  • Minimum undergraduate degree in metallurgical/materials engineering or chemical engineering required.
  • Minimum 10 years’ experience refining industry experience with at least 5 years’ experience supporting inspection or corrosion engineering activities.
  • Experience working as primary field engineer for at least one major complex turnaround is preferred.
  • Experience in use of RBI software and conduct of risk assessment preferred.
  • Must be able to climb ladders, enter towers, examine remote equipment and work within confined spaces.


**This position is part of an Engineering Technical Ladder with multiple levels. The successful candidate will be placed at a level commensurate with experience and qualifications. **


About Marathon Petroleum Corporation

Marathon Petroleum Corporation (NYSE: MPC) is a large-scale geographically-diversified and highly -integrated refining, marketing and midstream company. MPC is the nation's largest refiner, with a crude oil refining capacity of more than 3 million barrels per calendar day in its 16-refinery system. MPC's high-quality, nationwide retail and marketing business includes approximately 3,900 company-owned and -operated stores and 7,800 branded locations. MPC owns the general partners of MPLX LP and Andeavor Logistics LP, two strong, customer-focused midstream master limited partnerships.

Job Function: Eng and Const; Ref, Terminals, Pipeline
Travel Expected:  

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 or creed, sex or gender (including pregnancy, childbirth, breastfeeding or related medical conditions), sexual orientation, gender identity, gender expression, age, physical or mental disability, medical condition, national origin or ancestry, genetic information, military or veteran status, marital or parental status, citizen or immigration status 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 Company 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.

Employees must be able to perform the essential functions of the job with or without reasonable accommodation.

Equal Opportunity Employer: Veteran / Disability

Nearest Major Market: Los Angeles

Job Segment: Engineer, Consulting, Materials Engineer, Field Engineer, Chemical Engineer, Engineering, Technology