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Location Name: MWLS Washington PA
Location Address: 800 Western Avenue, Washington, PA, United States (US), 15301
Education Level: High School Diploma/ GED Required
Relevant Experience Level: Entry Level (1-3 Years)
Employee Group: Regular - Full Time
Employee Subgroup: Hourly Non-Exempt



Responsible for safe and economical operation and recovery of propane, normal butane, isobutane, and natural gasoline from the mix feed received at the plant through a pipeline and from truck delivery. Responsible for all loading/unloading at plant during his shift.



Include the following. Other duties may be assigned:


  • Assure products meet specification for loading or for feed to other units for fractionation.
  • Reads meters and gauges or automatic recording devices at specified intervals to verify operating conditions.
  • Operates all fractionation towers at minimum pressure to ensure products meet specifications and steam consumption is minimal.
  • Records data such as temperature of equipment, hours of operation, fuel consumed, temperature or pressure, water levels, analysis of gases, and voltage load.
  • Be able to manually shut entire plant down in case of malfunction and restart plant n a safe, time efficient manner.
  • Adjusts controls automatic or manual, to bring equipment into recommended or prescribed operating ranges, switch to backup equipment or systems, or to shutdown equipment.
  • Records operation and maintenance actions taken during shift in operator’s logbook.
  • Walk through the process area and tank area to verify safe and efficient operating conditions.




  • Issues work permits and hot work permits.
  • In the absence of supervision, report any incident or accident in any part of the plant areas.
  • Monitor truck rack security screen for all tank trucks entering and exiting the plant at all times.
  • In the absence of plant supervision, monitor and record all visitors to the plant.
  • Visually inspects equipment at periodic intervals to detect malfunctions or need for repair, adjustment or lubrication.
  • Assists in writing operations procedures and changes for Process Safety Management.
  • Must have strong understanding of the plant process and all plant equipment.
  • Ability to use plant computer system.
  • Ability to manually turn heavy valves, climb process towers.
  • Ability to respond physically, quickly and safely to any upset in the plant.








  • High school diploma or general education degree (GED); one to three years’ related experience or training; or equivalent combination of education and experience.
  • Current valid driver's license required.


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: MarkWest
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.

Nearest Major Market: Pittsburgh

Job Segment: Entry Level

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