Senior Chemical Process Design Engineer - POG

Senior Chemical Process Design Engineer - POG page is loaded## Senior Chemical Process Design Engineer - POGlocations:
Carson, California time type:
Full time posted on:
Posted Yesterday time left to apply:
End Date:
October 10, 2026 (6 days left to apply) job requisition : #
** 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.#
** Senior Chemical Process Design Engineer - (POG) Process Optimization and Growth
**** Job Summary
** The Marathon Carson Refinery located in Carson, California is seeking an experienced Senior Chemical Process Design Engineer (POG) Process Optimization and Growth to contribute to refinery/ organizational long-term strategy development and identifies opportunities to increase throughput, improve yields, increase reliability and optimize energy use in process units. This position will develop process designs for new projects and unit modifications, including PFDs, P&IDs, and heat/material balances.

The available onsite schedules for the position are 9/80, 5/40 or 4/1, after hours calls maybe requires infrequently and support of TAR project related implementation every few years. Core hours: 8 AM - 3 PM.
** Key Responsibilities
*** Contributes to refinery/organizational long-term strategy development and identifies opportunities to increase throughput, improve yields, increase reliability and optimize energy use in process units. Develops process designs for new projects and unit modifications, including PFDs, P&IDs, and heat/material balances.
* Performs process simulations and calculations to support equipment sizing, hydraulic analysis, and energy optimization as well as lead economic analysis and establish project rate of return.
* Collaborates with project engineers, operations, and external vendors to ensure alignment of design with operational needs.
* Prepares process design packages and support HAZOPs, LOPA studies, and other safety reviews.
* Provides technical leadership during project execution, including design reviews, construction support, and commissioning.
* Stays current with industry standards and best practices to ensure high-quality, cost-effective designs.
* Serves as mentor for less experienced engineers.
** Education, Experience and Skills
**** Minimum Qualifications
*** Must have a Bachelors Degree in Chemical Engineering. (Education must be obtained/completed prior to start date.)
* ** Must have at least 3 years of chemical process design engineering AND 4 years of operations support experience*
* ** in a refinery and petro-chemical industry**.
** Candidate must have a total of 7 years of experience.
*** Must be proficient in Microsoft 365:
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 5-10%.
* Must be able to work onsite schedules for the position are 9/80, 5/40 or 4/1, after hours calls maybe requires infrequently and support of TAR project related implementation every few years. Core hours: 8 AM - 3 PM.
** Preferred Qualifications
*** Knowledgeable in FCC, Hydrotreating and Hydrocracking, Reforming unit technologies is preferred.
* Previous refinery operations support engineering and process designed experience is preferred.

Relocation may be available.

This job will posted through Friday, Oct 9, 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 atAs an energy industry leader, our career opportunities fuel personal and professional growth.

Location:

Carson, California Job

Requisition  Min/Max:$ - $ Salary Grade:12 - 13

Location Address:2350 E 223rd St Additional locations:

Education:

Bachelors (Required)
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),…