Senior Systems Analyst

Marathon Oil; Montgomery (AL); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Health, vision, and dental insurance

Paid time off

401k matching program

Educational reimbursement

Job summary

Marathon Petroleum Company LP is seeking a Systems Analyst to deliver DCS, SCADA, PLC, and HMI automation support for regional oil & gas processing plants. The role involves programming and maintaining control logic, alarms, and engineering applications, with collaboration across Operations, Engineering, Instrumentation, and Safety teams to improve reliability.

Key responsibilities include configuring control logic, creating cause-and-effect diagrams, HMI development, commissioning projects,

Qualifications

• Bachelor’s degree preferred.
• 2–5 years in Process Automation, SCADA, I&E, or process engineering.

Responsibilities

• Configures regulatory and complex control logic to meet objectives.
• Develops Cause and Effect diagrams and interlock logic.
• Applies HMI best practices for control graphics.
• Commissions projects including new control hardware and I/O.
• Supports alarm management and data gathering improvements.
• Manages data reporting through historians and PI interfaces.
• Interfaces with Vapor Recovery, Burner Management, and MCC systems.
• Reads and assists in maintaining P&IDs and electrical drawings.
• Follows change management guidelines in control workflow.
• Supports 24/7 operations with on-call coverage.

Skills

HMI Design & Development

DeltaV DCS

PLC programming (Allen Bradley & Schen

Education

Bachelor’s degree preferred

Job description

Full job description 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.

Position Summary

The Systems Analyst provides DCS, SCADA, PLC, and HMI automation technical support for the G&P Southwest Region Oil & Gas Gathering, Natural Gas Processing and NGL Fractionation plants. 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. This position belongs to a family of jobs with increasing responsibility, competency, and skill level. The actual position title and pay grade will be based on the selected candidate’s experience and qualifications.

Key Responsibilities

• Configures regulatory and complex control logic to meet operational and economic objectives
• Creates/Revises Cause and Effect diagrams and configures control system interlock logic
• Applies HMI best practices to control system graphics
• Commissions projects, including new control system hardware and I/O
• Participates in alarm management improvement efforts in data gathering and alarm rationalization
• Manages data reporting through control system historian and PI interfaces, PI Vision displays
• Builds communication interfaces to Vapor Recovery, Burner Management, Compressor Control, and Motor Control systems
• Understands process hazard lifecycle and associated functional safety and SIS applications
• Reads and assists in maintaining P&IDs, loop drawings, and electrical drawings
• Creates, maintains controls documentation such as control narratives and Cause and Effects
• Follows Management of Change guidelines in control change workflow
• Performs troubleshooting and incident investigations
• Supports a wide range of communications protocols including Modbus, OPC, DeviceNet, and EtherNet/IP
• Works in close collaboration with the OT Department in supporting and maintaining network system availability, reliability, and security
• Works Monday-Friday schedule with possible extended hours to support 24/7 operation, including on call rotation covering nights/weekends/holidays

Education and Experience

Education: Bachelor’s degree preferred

Experience: 2-5 years industry experience in Process Automation and Control, SCADA, I&E, or process engineering

Skills

• HMI Design and Development
• Experience with DeltaV DCS
• Programming PLC controllers – Allen Bradley & Schneider
• ROC800 series programming

Location

San Antonio, Texas (Additional locations: Carthage, TX; McAlester, OK; Oklahoma City, OK)

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 https://mympcbenefits.com.

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), 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 [e-mail]. 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.