Refinery Operator - Pembroke

Valero Energy; Pembroke; On-site; GBP 40,000 - 60,000; Full time

Job summary

A leading energy company in Pembroke is seeking a Refinery Operator to ensure product quality while maintaining safety. Responsibilities include performing visual rounds, supervising personnel, and ensuring compliance with safety protocols. Candidates should have 3 years of experience in refinery or chemical processes and must possess at least five GCSEs including Maths and Science. This position offers a supportive workplace culture and comprehensive on-the-job training.

Benefits

Excellent benefits package

Opportunities for personal growth

Qualifications

• Minimum of 3 years refinery or chemical process operator experience preferred.
• Must be legally authorized to work in the UK.
• Must be at least 18 years of age.

Responsibilities

• Maintain product quality in a safe manner.
• Perform visual rounds for assigned area.
• Communicate with console operator and supervise refinery personnel.

Skills

Refinery operation experience

Basic instrument and equipment troubleshooting

Visual rounds

Education

Five GCSEs grade A*-C

Job description

Job Description

Refinery Operator - Pembroke (25001F5)

The refinery operator is responsible for maintaining product quality in a safe manner. Typical job duties may include performing visual rounds for assigned area, assessing equipment operation, taking instrument readings, communicating with console operator, supervising other refinery personnel, preparing equipment for scheduled maintenance, performing level 1 maintenance, basic instrument and equipment troubleshooting to determine if technician support is required, making equipment adjustments to optimize performance, maintaining housekeeping for common and assigned areas, and complying with all environmental and safety procedures.

This position is non-exempt status, which means you are eligible for overtime pay. This position also requires employees to be on the Emergency Response Team.

Valero conducts a comprehensive, on‑the‑job training program designed to provide new employees a strong foundation of knowledge and skills that are necessary for success as a Valero Operator. This instructor‑led program includes multiple content modules, including maths, pumps, heat exchangers, operator duties, and so forth. Because mastering this content is critical to future job success, knowledge proficiency assessments are incorporated throughout the modules. This training program will prepare individuals for the continuous learning environment that is essential for success.

Qualifications

• Minimum of 3 years refinery or chemical process operator experience preferred; or
• Minimum of five GCSEs grade A*-C, to include Maths, (intermediate/higher tier), Science and English or Welsh First Language or equivalent/higher relevant qualification; and a minimum of 3 years experience in one of the following industries:
  • refining, chemical plant, manufacturing, utilities, emergency response, agricultural, marine or military.
• Must be legally authorised to work in the UK.
• Must be at least 18 years of age.

Applicants who meet the minimum qualifications for the position may be invited to take written assessments. Communications regarding the assessments will be delivered via email. Be sure to check your spam and junk mailboxes for these communications as they are system generated.

Benefits & Culture

Valero’s employees are the heart of its success, and there is a reason why the company is an employer of choice in the fuels manufacturing and marketing industry. It’s not just the excellent benefits package, or the opportunities for personal growth, it’s also the caring and committed culture of the organization that makes everyone feel like they’re truly part of a team. For more information, visit Valero.com.

Valero continues to be a diverse and equal opportunities employer in all aspects of employment. The Company strives to ensure that no individual shall be discriminated against on the basis of their race, ethnic origin, religion or belief, colour, age, gender, sexual orientation, marital status, disability, political affiliation or any other category prohibited by UK laws and regulations.

Please be advised, if you are viewing this position on a website that lists an estimated salary rate/range, it was not provided by Valero. Valero’s market specific salary rate/range will be provided during the recruiting process.

About Valero

Valero Energy Corporation, through its subsidiaries, is an international manufacturer and marketer of transportation fuels and other petrochemical products. Valero, a Fortune 500 company based in San Antonio, Texas, with approximately 10,000 employees, is an independent petroleum refiner and ethanol producer, and its assets include 15 petroleum refineries with a combined throughput capacity of approximately 3.2 million barrels per day and 12 ethanol plants with a combined production capacity of approximately 1.7 billion gallons per year. The petroleum refineries are located in the United States, Canada and the United Kingdom, and the ethanol plants are in the Mid-Continent region of the U.S. In addition, Valero owns all of the general partner and limited partner interests in Valero Energy Partners LP. Valero sells its products in both the wholesale rack and bulk markets, and approximately 7,400 outlets carry Valero's brand names in the U.S., Canada, the U.K. and Ireland.

Closing Date: Sunday 11th January 2026

Job Category: Operations/Skilled Crafts & Trades/Maintenance