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Refinery Operator Trainee Jobs in Arizona (NOW HIRING)

Job Summary Entry level position for trainee inspector who will ultimately be able to undertake ... Must be able to work in refineries, terminals, and on-board marine vessels as necessary. * Must ...

Job Summary Entry level position for trainee inspector who will ultimately be able to undertake ... Must be able to work in refineries, terminals, and on-board marine vessels as necessary. * Must ...

Refinery Operator Trainee information

See Arizona salary details

$9

$20

$35

How much do refinery operator trainee jobs pay per hour?

As of Jun 13, 2026, the average hourly pay for refinery operator trainee in Arizona is $20.31, according to ZipRecruiter salary data. Most workers in this role earn between $14.70 and $22.40 per hour, depending on experience, location, and employer.

What does a Refinery Operator Trainee do?

A Refinery Operator Trainee learns how to monitor and control the equipment and processes involved in turning crude oil into usable products such as gasoline, diesel, and jet fuel. They receive on-the-job training to understand safety protocols, read gauges, adjust controls, and troubleshoot issues within the refinery. Trainees often work under the supervision of experienced operators and gradually take on more responsibilities as they gain experience and knowledge. This role is essential for maintaining efficient and safe refinery operations.

What are some typical challenges a Refinery Operator Trainee may face during their initial training period?

As a Refinery Operator Trainee, you may encounter challenges such as mastering complex control systems, understanding detailed safety protocols, and adapting to shift work, which often includes nights and weekends. The learning curve can be steep due to the technical nature of the processes and the need to respond quickly and accurately to potential operational issues. However, most facilities provide structured training programs and mentorship to help trainees build confidence and competence in both routine operations and emergency responses.

What are the key skills and qualifications needed to thrive as a Refinery Operator Trainee, and why are they important?

To thrive as a Refinery Operator Trainee, you need a basic understanding of industrial safety, mechanical aptitude, and a high school diploma or equivalent. Familiarity with process control systems, instrumentation, and safety certifications like OSHA are commonly required. Attention to detail, strong problem-solving skills, and effective teamwork are standout soft skills in this role. These competencies are critical for ensuring safe, efficient, and reliable refinery operations in a hazardous environment.

What is a refinery operator trainee?

A refinery operator trainee is an entry-level position in a refinery where individuals learn to operate and monitor equipment used in processing crude oil into various products. Trainees typically receive on-the-job training and may need to obtain safety certifications before advancing to full operator roles.

Is it hard to get into the refinery?

Becoming a refinery operator trainee can be competitive due to the specialized skills required, such as understanding safety protocols and operating complex equipment. Candidates often need a high school diploma or equivalent, and some roles may require technical training or certifications. Entry may involve passing assessments and demonstrating safety awareness, but opportunities are available for those with the right qualifications and training.

How much does a refinery operator trainee make at Valero?

A refinery operator trainee at Valero typically earns around $50,000 to $70,000 annually, depending on experience and location. The role involves learning to operate and monitor refinery equipment, often requiring safety certifications and technical skills.

How hard is it to become a refinery operator?

Becoming a refinery operator trainee typically requires a high school diploma or equivalent, along with on-the-job training or technical education. The role involves learning complex processes, safety protocols, and operating specialized equipment, which can take several months to years to master depending on the program and individual aptitude.

What is the difference between Refinery Operator Trainee vs Refinery Operator?

AspectRefinery Operator TraineeRefinery Operator
CredentialsHigh school diploma or equivalent; basic safety and technical trainingAdditional experience and certifications; advanced technical skills
Work EnvironmentTraining environment, supervised, learning-focusedOperational, hands-on, responsible for daily plant operations
Job ResponsibilitiesLearning safety procedures, basic equipment operationMonitoring processes, adjusting equipment, ensuring safety and efficiency

The main difference is that a Refinery Operator Trainee is in a learning phase, focusing on gaining skills and certifications, while a Refinery Operator is fully responsible for plant operations. Trainees are supervised and gaining experience, whereas operators perform routine and complex tasks independently.

What cities in Arizona are hiring for Refinery Operator Trainee jobs? Cities in Arizona with the most Refinery Operator Trainee job openings:
Infographic showing various Refinery Operator Trainee job openings in Arizona as of June 2026, with employment types broken down into 95% Full Time, 3% Part Time, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $42,245 per year, or $20.3 per hour.
Inspector

Full-time

Posted 27 days ago


AmSpec rating

6.4

Company rating: 6.4 out of 10

Based on 33 frontline employees who took The Breakroom Quiz

83rd of 103 rated laboratories


Job description

Job Description
Job Summary
Entry level position for trainee inspector who will ultimately be able to undertake basic inspection and sampling work performed in the field, complete necessary paperwork, correctly distribute samples and maintain timely communications with office staff.Responsible for inspection and sampling work performed in the field, completion of all necessary paperwork, correct distribution of samples and timely communications with office staff.
Primary Duties and Responsibilities
  • Complete all necessary safety and orientation training required to allow access to customer facilities
  • Shadow assigned senior inspector or training person on jobs and learn basic inspection and sampling requirements
  • Read, become familiar with and follow at all times, all American Petroleum Institute (API) and IFIA procedures as well as customer and company policies and requirements
  • As assigned by training person, perform basic inspection and sampling work in the field according to industry and customer requirements, to include: physical measurement of product, obtaining temperatures of product, sampling of product and calculations of volume.
  • Carry out all assigned tasks in accordance with the latest industry standards and practices and in accordance with the specific instructions provided by supervisor. Maintain required communications with office staff and keep them fully updated of any changes to the initial plan.
  • Responsible for the correct preparation and distribution of all field reports to vessels, terminals, and the office as assigned by training person
  • Responsible for the proper identification and timely transportation of the samples obtained in the course of their activities
  • Other similar tasks as assigned by supervisor

Required Skills
Skills/Qualifications
  • High school diploma and/or related experience in the industry.
  • Ability to read, write and communicate in English.
  • Basic math skills including the ability to add, subtract, multiply, and divide in all units of measure, using whole numbers, common fractions, and decimals.
  • Familiarity with basic computer skills in word processing and spreadsheet programs.
  • Required to have unrestricted use of a licensed and insured vehicle in good, safe operating condition that can be used on the job for both personal and sample transportation in all ambient weather conditions. Must possess a valid current driving license and meet the requirements of AmSpec Safe Driving Policy.
  • Must be ready to accept job assignments at any time, 24 x 7, including scheduled days off. Overtime must be worked as required to meet the needs of the branch office. Must be willing to work shifts if required by location.
  • Must be able to work in refineries, terminals, and on-board marine vessels as necessary.
  • Must respond to communications from the office and be available at all times.
  • Attendance at monthly safety meetings is required.
  • TWIC Card may be required to access terminals, refineries, rail yards, platforms, launch areas, and other third party host sites.

Working Conditions
The employee may be exposed to fumes, airborne particles, and toxic or caustic chemicals. AmSpec provides product
information, training and personal protective equipment to protect employees from exposure to potentially harmful levels
of those materials. The employee will be required to work outdoors in all levels of adverse weather conditions. Work may
be required to be performed in refineries, tank farms, terminals and on board barges, ships, railcars and tank trucks. The
noise level in the work environment may be high at times. Local and on occasion long distance travel may be required.
Physical Requirements
  • Safety Sensitive position that requires pre-employment, random and annual drug and alcohol testing (including marijuana testing).
  • Comply with the requirements of AmSpec D&A Policy.
  • Pass an annual Pulmonary Fitness Test.
  • Pass a physical examination by a physician designated by AmSpec, both before employment and at any time during employment upon request of AmSpec Services to confirm the Surveyor's ability to perform the essential job functions of the position.
  • Qualify annually for a Respirator Fit Test.
  • Qualify annually, based on the results of an OSHA- designated blood test, for work in areas containing certain levels of Hydrocarbon Vapors.
  • Be able to safely perform inspection work while wearing required safety equipment, regardless of ambient weather conditions.
  • Ability to stand for extended periods; use hands to handle, or feel objects, tools, or controls; talk or hear; and to smell.
  • Ability to walk, sit, stoop, kneel, crouch, crawl and reach with hands and arms frequently.
  • Ability to climb storage tank ladders and stairs, typically up to 100 feet high while carrying 45 lb. of samples and/or inspection- related gear or equipment. Ability to climb vessel gangways, ladders, Jacob's ladders, and stairs.
  • Ability to work in the presence of odors, typical of petroleum or petrochemicals, without allergic reactions or nausea when such odors are within OSHA-designated permissible exposure limits (PELs).
  • Ability to work in confined spaces (as defined by OSHA), wearing appropriate respiratory and skin protection equipment.

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