Chemical Engineer - Process Controls

Chemical Engineer - Process Controls

Location: Carson, California

Job Requisition ID: 00012359

Time Type: Full time

Posted: 14 Days Ago

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.

Job Summary:

The Marathon Carson California Refinery has an opening for a Chemical Engineer - Process Controls Engineer who will provide DCS, SCADA, PLC, and HMI automation technical support. The individual is responsible for programming and maintaining control logic, HMI, alarms, and all levels of control engineering applications. The role supports troubleshooting and improvement requests from Operations and interfaces with Engineering, Instrumentation, Measurement, Environmental, and Process Safety teams to improve control system reliability and build and optimize plant assets. The hours of the position are: 9/80 schedule or a 4/1 schedule with possible extended hours and answer calls after work just a few times per year and support TAR once per year.

Key Responsibilities:

• Develop regulatory and complex control logic to meet operational and economic objectives.
• Create/Revise Cause and Effect diagrams and detailed control system narrative documents.
• Apply HMI best practices to control system graphics.
• Commission projects, including new control system hardware and I/O.
• Participate in alarm management improvement efforts.
• Manage data reporting through control system historian and PI interfaces, PI Vision displays.
• Build DCS communication interfaces, including, but not limited to, Vapor Recovery, Burner Management, Compressor Control, and Motor Control systems.
• Understand process hazard lifecycle and associated functional safety and SIS applications.
• Read, review and mark up P&IDs, loop drawings, and logic drawings.
• Support/lead PSM activities such as Management of Change, HAZOP, and LOPA.
• Perform troubleshooting and incident investigations.
• Support a wide range of communications protocols including Modbus, OPC, DeviceNet, and DSA.
• Work in close collaboration with the OT and Cyber Security groups in supporting and maintaining network system availability, reliability, and security.

Minimum Qualifications:

• Must have a degree in Chemical Engineering. (Education must be obtained/completed prior to start date.)
• Must have at least 5 years of Process Controls or Process Engineering experience in a refinery, petro-chemical or other related heavy industry.
• Must be proficient in Microsoft: Word, Excel and Outlook.
• Must be able to wear appropriate PPE in the refinery, be able to physically perform all tasks in the field and take hair drug test and physical.
• 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 5% or less.

Preferred Qualifications:

• Preferred more than 7 years industry experience in Process Automation and Control, SCADA, I&E, PLC, SIS.
• Preferred HMI Design and Development experience.
• Preferred experience with Honeywell DCS (TDC 2000, TDC3000, Experion).
• Preferred programming PLC controllers (Allen Bradley CLX, Schneider Tricon).

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

About Marathon Petroleum Corporation

Marathon Petroleum Corporation (MPC) is a leading, integrated, downstream energy company headquartered in Findlay, Ohio. The company operates the nation's largest refining system. MPC's marketing system includes branded locations across the United States, including Marathon brand retail outlets. MPC also owns the general partner and majority limited partner interest in MPLX LP, a midstream company that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure.