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Assistant Refinery Jobs in Texas (NOW HIRING)

Communications Assistant

Houston, TX · On-site

$48K - $53K/yr

Our team combines analytical insight with refined branding strategies to deliver campaigns and ... Responsibilities * Assist in drafting and editing corporate communications, reports, and ...

Administrative Assistant

San Antonio, TX

$16.25 - $21.75/hr

We are looking for an Administrative Assistant for our Operations Team. The Administrative ... Produce, revise, and refine formal sales presentation materials using PowerPoint & other materials

RT Assistant

Orange, TX

$16.25 - $21.75/hr

RT Assistants will assist in performing calibrations, Nondestructive Tests, and evaluations for ... Our work is critical to the integrity and safety of industrial firms, including petroleum refinery ...

RT Assistant

Orange, TX · On-site

$16.25 - $21.75/hr

Position Summary RT Assistants will assist in performing calibrations, Nondestructive Tests, and ... Our work is critical to the integrity and safety of industrial firms, including petroleum refinery ...

RT Assistant

Orange, TX · On-site

$16.25 - $21.75/hr

Position Summary RT Assistants will assist in performing calibrations, Nondestructive Tests, and ... Our work is critical to the integrity and safety of industrial firms, including petroleum refinery ...

RT Assistant

Houston, TX · On-site

$14.75 - $19.75/hr

RT Assistants will assist in performing calibrations, Nondestructive Tests, and evaluations for ... Our work is critical to the integrity and safety of industrial firms, including petroleum refinery ...

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Showing results 21-40

Assistant Refinery information

See Texas salary details

$8

$40

$90

How much do assistant refinery jobs pay per hour?

As of Aug 14, 2026, the average hourly pay for assistant refinery in Texas is $40.52, according to ZipRecruiter salary data. Most workers in this role earn between $14.38 and $75.47 per hour, depending on experience, location, and employer.

What is an assistant refinery?

Assistant Refinery jobs involve supporting the operations of a refinery, which processes raw materials like crude oil into usable products such as gasoline, diesel, and other petrochemicals. People in these roles typically assist senior operators and engineers with monitoring equipment, ensuring safety protocols are followed, and conducting routine maintenance. They may also help with troubleshooting issues, collecting samples for quality control, and maintaining records. Assistant Refinery workers play a vital role in ensuring the smooth and safe operation of refinery facilities.

What are common challenges faced by an assistant refinery and how can they be managed?

Assistant Refinery professionals often encounter challenges such as maintaining strict safety protocols, troubleshooting equipment issues, and coordinating with multiple departments to ensure smooth operations. Effective communication and a strong attention to detail are crucial for managing these situations. Building a solid understanding of refinery processes and developing problem-solving skills can help address operational disruptions quickly. Additionally, staying updated with safety regulations and participating in regular training can greatly contribute to success in this role.

What skills and qualifications are needed to be an assistant refinery?

To thrive as an Assistant Refinery Operator, you need a solid understanding of chemical processes, safety protocols, and often a high school diploma or technical certification in process technology. Familiarity with distributed control systems (DCS), process monitoring software, and safety management systems is typically required. Attention to detail, strong communication, and problem-solving abilities are crucial soft skills for this role. These competencies ensure efficient plant operations, minimize risks, and maintain safety and environmental compliance in refinery settings.

What is the difference between Assistant Refinery vs Process Technician?

AspectAssistant RefineryProcess Technician
CredentialsHigh school diploma or equivalent; technical certificationsHigh school diploma; technical certifications or associate degree
Work EnvironmentRefinery facilities, safety protocols requiredRefinery or plant floor, hands-on process work
Employer & Industry UsageOil and gas refining companies, energy sectorRefineries, chemical plants, energy industry
Common Search & ComparisonYesYes

The Assistant Refinery typically supports refinery operations through administrative or entry-level technical tasks, while the Process Technician is more involved in monitoring and controlling the refining processes directly. Both roles require safety awareness and technical knowledge, but Process Technicians usually have more hands-on responsibilities and technical training.

Is it hard to get into an assistant refinery?

Getting an assistant refinery position can be competitive and typically requires relevant technical knowledge, safety training, and sometimes certifications such as OSHA or process safety management. Entry often depends on prior experience, education in chemical or mechanical fields, and the ability to work in a demanding environment with shift schedules.

What are the most commonly searched types of Refinery jobs in Texas?

The most popular types of Refinery jobs in Texas are:

What cities in Texas are hiring for Assistant Refinery jobs?

Cities in Texas with the most Assistant Refinery job openings:

Intern/Co-op - Refining Mechanical Engineer (Spring 2027)

Marathon Petroleum Corporation

Texas City, TX

$32.92/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 25 days ago


Marathon Petroleum rating

6.3

Company rating: 6.3 out of 10

Based on 202 frontline employees who took The Breakroom Quiz

66th of 86 rated oil and gas companies


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.

Responsibilities:

As a Mechanical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all engineering disciplines work together as a cohesive team. You will also gain knowledge of various aspects of a refinery by working with a team of professionals who run a specific portion of the refining process. Most often, Mechanical Engineers will have an opportunity to work on more than one area of the refinery, leading to a broad understanding of how the plant operates. Finally, you will have the opportunity to expand your written and verbal presentation skills in a professional work environment.

The majority of Mechanical Engineering co-ops and interns enter into the following positions:

Area Refining Engineer/Project Engineersdevelop and use project management skills to create project scopes, estimates, and schedules. Once a project is developed and approved, you, as the project manager, will oversee the design effort and assist in the construction process. MPC will provide training and educational opportunities to help you develop your knowledge of other engineering disciplines. We are committed to developing engineers into professional project managers who can successfully manage projects of all sizes.

Reliability Engineerssupport the refinery's Maintenance Department through design and development of equipment related improvements. Such improvements include root cause failure analysis, optimization of maintenance programs in rotating equipment (pumps, compressors, etc.), and troubleshooting fixed equipment (refinery pressure vessels, heat exchangers, piping systems, etc.). Reliability Engineers will also be continuously challenged to find new technology in design, materials and repair methods to achieve refinery goals of longer running times at lower costs.

Qualifications:

  • Candidates must be majoring in Mechanical Engineering or Civil Engineering
  • Strong academic performance
  • Candidates must be authorized to work in the US on a full-time indefinite basis without the need for employment visa sponsorship now or in the future.
  • Positions are available spring, summer, and fall semesters
  • Availability for multiple work terms is preferred
  • A valid driver's license is required
  • Concurrent enrollment in a degree seeking program
  • Military experience a plus
  • MIN - $32.92 per hour / MAX - $41.67 per hour

Learn more about Marathon Petroleum's benefits at www.mympcbenefits.com

As an energy industry leader, our career opportunities fuel personal and professional growth.

Location:

Findlay, Ohio

Job Requisition ID:

00020137

Pay Min/Max:

$0.00 - $999.99 Hourly

Grade:

HRLY1

Location Address:

539 S Main St

Additional locations:

Anacortes, Washington, Canton, Ohio, Catlettsburg, Kentucky, Detroit, Michigan, El Paso, Texas, Garyville, Louisiana, Kenai, Alaska, Mandan, North Dakota, Martinez CA Refinery, Robinson, Illinois, Salt Lake City, Utah, St Paul Park, Minnesota, Texas City, Texas, Wilmington, California

Education:

High School (Required)

Employee Group:

Part time

Employee Subgroup:

Intern

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 talentacquisition@marathonpetroleum.com. 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. 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 atmympcbenefits.com. The hired candidate will also be eligible for a discretionary company-sponsored annual bonus program.
Equal Opportunity Employer: Veteran / Disability

We will consider all qualified Applicants for employment, including those with arrest or conviction records, in a manner consistent with the requirements of applicable state and local laws. In reviewing criminal history in connection with a conditional offer of employment, Marathon will consider the key responsibilities of the role.


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About Marathon Petroleum

Sourced by ZipRecruiter

Marathon Petroleum Corporation, headquartered in Findlay, Ohio, US, is a leading independent petroleum refining, marketing, and transportation company. Their official website can be found at marathonpetroleum.com. The company, part of the energy sector, was established in 1887, making it one of the oldest petroleum companies in the US. It operates an integrated refining, marketing and transportation system concentrated primarily in the Midwest, Northeast, East Coast, Southeast and Gulf Coast of the United States. This includes refineries, pipelines, and terminals that process and transport crude oil and refined products.

Industry

Oil and gas extraction

Company size

10,000+ Employees

Headquarters location

Findlay, OH, US

Year founded

1887