Operator

HollyFrontier
Wyoming, MI

Operator

HF Sinclair in Sinclair, WY is seeking full-time and seasonal operators who are responsible for safely and reliably operating the process units and equipment to meet strategic business goals.

Job Duties

Essential functions include:

  • Assists with visual tank gauging to verify automatic systems
  • Actively making rounds on the unit to identify any changes
  • Has a safety mindset and maintains clarity and discipline in their duties.
  • Performs general plant cleaning
  • Assists with maintenance tasks
  • Assists with opening and closing of valves for production
  • Loads and unloads trucks and railcars
  • Assists with paperwork involving basic math skills
  • Ensures safety procedures are followed.
  • Recognizes hazards and takes action to eliminate/mitigate risks and Stop Work if necessary.
  • Participates in shift turnovers.
  • Behaves in a manner that promotes teamwork.
  • Demonstrates a desire for continuous learning.

Experience

None needed

Education Level

A minimum of a High School Diploma or equivalent is required.

Additional Requirements

If you are selected during the screening process for a possible interview, you will receive an email within five (5) days of submitting your application that will have a link for an assessment from SHL Talent Central. Please note that the email is not sent automatically once you complete your application online. When you receive the email with the link, please complete the assessment as soon as possible to have your application progress. A resume and the SHL assessment results are required for consideration. Contact Denise Vigil at denise.vigil@hfsinclair with questions or concerns you may have.

Required Skills

Perform basic mathematical calculations and computer skills, be mechanically inclined; have entry knowledge, understanding and ability to comply with all Federal, State, Local, and Company regulations, policies, guidelines, and procedures, including use of tools (hand tools and power tools) and other equipment such as shovels and rakes and operation(s) of fork lift, tractor, or man-lift. Ability to obtain A-Level certification. Basic reading and writing skills. Ability to effectively communicate with others, both written and verbal communication.

Work Conditions

Training for travel may be required. Petroleum refinery, warehouse/plant environment, out-of-doors environment, and occasional driver-based environment including but not limited to chemicals, pressure vessels, tanks, rotating equipment, and working in confined spaces. Subject to all temperatures, weather and varying road conditions. Must be available to work a flexible schedule (e.g. overtime, weekends, and holiday, rotating shifts).

Benefits

HF Sinclair offers a comprehensive benefits package to all full-time employees, designed to support the well-being of our employees and their families. Our benefits include, but are not limited to, the following:

  • Medical Insurance
  • Vision Insurance
  • Dental Insurance
  • Paid Time-Off
  • 401(k) Retirement Plan with match
  • Educational Reimbursement
  • Parental Bonding Time
  • Employee Discounts

We are committed to fostering a supportive and inclusive work environment, ensuring our employees have the resources needed to thrive professionally and personally. Benefit eligibility is governed by official plan documents, for more details visit Total Rewards.

Physical Requirements

Job conditions require standing, walking, sitting, twisting, stooping, crouching, kneeling, talking or hearing, making visual inspections, making precise hand and finger movement, reaching or grasping, lifting and/or carrying up to 50lbs, pushing and/or pulling up to 50lbs, climbing up to 48ft, ability to operate and drive all assigned company vehicles at company standard insurance rates is essential, valid state drivers license required, wearing personal protective equipment and strenuous physical activity.

Our One HF Sinclair Culture:

At HF Sinclair, we are united through our One HF Sinclair Culture, which is underpinned by our five core values of Safety, Integrity, Teamwork, Ownership and Inclusion. Developed to empower our people, our five core cultural values are at the heart of everything we do and extend to how we engage our stakeholders. These values influence our decisions, shape our behaviors and keep us connected across the entire organization. We maintain a true Safety culture for our employees, communities, environments and customers. Our goal is to make sure everyone returns home safely each day. We have a long-standing commitment to Integrity and ethical behavior and do what is right for our employees, investors, communities and the environment. We encourage employees to Step Up and Stand Out by championing a culture of Teamwork and Ownership. We foster a culture of Inclusion by encouraging diversity of experiences, viewpoints and backgrounds. What makes each of us different, together makes us stronger.

About HF Sinclair Corporation

HF Sinclair Corporation, headquartered in Dallas, Texas, is an independent energy company that produces and markets high-value light products such as gasoline, diesel fuel, jet fuel, renewable diesel and other specialty products. HF Sinclair owns and operates refineries located in Kansas, Oklahoma, New Mexico, Wyoming, Washington and Utah and markets its refined products principally in the Southwest U.S., the Rocky Mountains extending into the Pacific Northwest and in other neighboring Plains states. HF Sinclair supplies high-quality fuels to more than 1,500 branded stations and licenses the use of the Sinclair brand at more than 300 additional locations throughout the country. In addition, subsidiaries of HF Sinclair produce and market base oils and other specialized lubricants in the U.S., Canada and the Netherlands, and export products to more than 80 countries. Through its subsidiaries, HF Sinclair produces renewable diesel at two of its facilities in Wyoming and also at its facility in Artesia, New Mexico. HF Sinclair provides petroleum product and crude oil transportation, terminalling, storage and throughput services to its refineries and the petroleum industry.

Equal Opportunity Employer

HF Sinclair Corporation is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status or any other prohibited ground of discrimination.

Posted 2026-03-09

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