Instrument Mechanic

Company Name: Marathon Petroleum Company LP  
Location Name: Texas City, TX 
Location Address: 502 10th Street South, Texas City, TX, United States (US), 77590
Education Level: Associates Desired
Relevant Experience Level: Entry Level (1-3 Years)
Driver's License Required: Yes
Employee Group: Regular - Full Time
Employee Subgroup: Hourly Non-Exempt
Shift: First Shift

Instrument Technician 


MPC’s Galveston Bay Refinery, located in Texas City, TX is currently accepting applications for an experienced Journeyman Maintenance Instrument & Electrical Technician. The schedule for this position will be a 4-10 schedule (Monday-Thursday). This position will be assigned to the Bay Plant (formerly Texas Refining Division).



  • Ensure that all equipment is safely released and all documents are in order prior to starting work.
  • Ensure all work is performed in a safe manner, within site Health/Safety/Environmental procedures and within applicable codes/standards.
  • Effectively communicate significant safety and equipment issues to immediate supervisor and all applicable levels of site management.
  • Fosters open communications and collaboration across all departments internal to the plant.
  • Maintain professional decorum, working to foster an inclusive environment for all.
  • Complete all required documentation (work orders, calibration sheets, etc…) in a timely manner.
  • Perform calibration and maintenance on all instrumentation and associated equipment including but not limited to; transmitters, control valves, solenoid valves, vibration equipment, temperature, PLC’s, control systems and others.
  • Participate in development of maintenance procedures.
  • Fosters a positive attitude, willingness to collaborate and team with others to accomplish work efficiently and to high quality standards.
  • Participate in evaluating and optimizing maintenance routines to maximize plant/equipment availability.


    Required Qualifications

  • Associate’s degree in I&E craft, or a recognized Apprenticeship program, or minimum of two years Military training in a related field, or four years of Instrument experience.


  • Petrochemical facility experience
  • Minimum 2 years’ experience emphasizing instrumentation, electrical or process controls
  • Previous experience and strong knowledge in the installation, troubleshooting, repair and calibration of instrumentation. This includes control valves, transmitters, and/or Programmable Logic Controllers (PLCs).



About Marathon Petroleum Corporation

Headquartered in Findlay, Ohio, Marathon Petroleum Corporation (MPC) operates an integrated refining, marketing and transportation system.


MPC is the nation's third-largest refiner, with a crude oil refining capacity of approximately 1.8 million barrels per calendar day in its seven-refinery system. Marathon brand gasoline is sold through approximately 5,500 independently owned retail outlets across 19 states. In addition, Speedway LLC, an MPC subsidiary, owns and operates the nation's second-largest convenience store chain, with approximately 2,730 convenience stores in 21 states.


Through subsidiaries, MPC owns the general partner of MPLX LP, a midstream master limited partnership. MarkWest Energy Partners, L.P., a wholly owned subsidiary of MPLX LP, is one of the largest processors of natural gas in the U.S. MPC owns, leases or has ownership interests in approximately 10,800 miles of crude and light product pipelines and more than 5,600 miles of gas gathering and natural gas liquids (NGL) pipelines.


MPC's fully integrated system provides operational flexibility to move crude oil, NGLs, feedstocks and petroleum-related products efficiently through the company's distribution network and midstream service businesses in the Midwest, Northeast, East Coast, Southeast and Gulf Coast regions.


Job Function: Ref, Terminals, Pipeline
Travel Expected: None


If you have visited our site in search of information on U.S. employment opportunities and require an accommodation to submit your application, please contact the MPC EEO/Compliance Office at 866-492-7802. Note that we only accept resumes and applications for posted positions.

Marathon Petroleum Company LP (“MPC”) is an equal employment opportunity employer.  All applicants will be considered without regard to their race, color, religion, sex, age, disability, national origin, sexual orientation, genetic information, gender identity, veteran status or other legally protected status.

Marathon Petroleum Corporation and Speedway
Full time
Texas City, Texas 77590, US