INTERNSHIP DETAILS

Intern Chemist

CompanyHF Sinclair
LocationParker Township
Work ModeOn Site
PostedApril 12, 2026
Internship Information
Core Responsibilities
Interns will work under close supervision assisting with routine chemistry and laboratory assignments for the Quality Control Lab and Product Development Departments. Key duties include conducting standard tests on materials, assisting with record review, and performing routine maintenance and calibrations on laboratory equipment.
Internship Type
full time
Company Size
6310
Visa Sponsorship
No
Language
English
Working Hours
40 hours
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About The Company
Headquartered in Dallas, Texas, HF Sinclair Corporation is an independent, diversified energy company committed to safely producing products that power the world. HF Sinclair is the parent company to a number of subsidiaries who own or license a diverse slate of brands, including Sinclair Oil, Petro-Canada Lubricants, Sonneborn, Red Giant Oil and HollyFrontier Specialty Products. Established in March 2022 as a result of the acquisition of Sinclair Oil LLC by HollyFrontier Corporation, HF Sinclair has: - More reach to support the everyday needs of consumers; - More value for our customers, employees, communities and shareholders as a result of safely operating with an environmental, social and governance mindset; and - More strength for the communities in which we live, work and serve. Today, HF Sinclair: - Manufactures and sells high-value light products such as gasoline, diesel fuel, jet fuel, renewable diesel, specialty lubricant products, and specialty and modified asphalt. - Owns and operates refineries and/or renewable diesel facilities in Kansas, New Mexico, Oklahoma, Utah, Washington and Wyoming. - Markets and distributes motor fuel to consumers via more than 1,600 independent Sinclair-branded stations in 30 American states. - Produces low carbon renewable diesel from multiple feedstocks including vegetable oils and animal fats. - Produces base oils and other specialized lubricants in the U.S., Canada and the Netherlands and exports such products to more than 80 countries. - Owns a 47% limited partner interest and a non-economic general partner interest in Holly Energy Partners, L.P. (NYSE: HEP), a midstream petroleum products and crude oil transportation, terminalling and storage company.
About the Role

Basic Function

Sonneborn LLC, an HF Sinclair company, is recruiting for Chemist Interns in our Petrolia, Pennsylvania facility. The Interns will work under close and frequent supervision while conducting routine chemistry/laboratory assignments for the Quality Control Lab and Product Development Departments.

Job Duties

(functions considered essential as defined by ADA)
  • Assists with samples and conducts standard tests on raw materials, intermediates, and finished products and may train others to perform standard tests depending on location
  • Assists with testing that is carried out as per established methods/procedures
  • Assists with reviewing records, reports, and certifies results
  • Assists with routine maintenance and calibrations on laboratory equipment
 
May also perform other duties, including:
  • Assists other departments in sampling, testing, and compliance monitoring
  • Ships samples designated as hazardous
 
Special assignments or tasks assigned to the employee by their supervisor, as determined from time to time in their sole and complete discretion.

Education Level

Some completed courses needed for a Bachelors Degree in Chemistry or related field is required.

Required Skills

Basic knowledge of Chemistry concepts and the ability to apply this knowledge analytically.

Work Conditions

Office and plant based.

Physical Requirements

Job conditions require standing, making visual inspections, making precise hand and finger movements, reaching or grasping, and wearing personal protective equipment (beards not permitted). Job conditions may require sitting, walking, twisting, stooping, crouching, kneeling, talking or hearing, and lifting and/or carrying up to 10lbs, and pushing and/or pulling up to 10 lbs, and perceiving color differences, 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.

Key Skills
Chemistry ConceptsLaboratory AssignmentsQuality ControlProduct DevelopmentTestingRecord ReviewingEquipment CalibrationSamplingCompliance MonitoringHazardous Material HandlingAnalytical Application
Categories
Science & ResearchManufacturingEnergy