Chemist

Job Duties: Samples and conducts standard tests on raw materials, intermediates, and finished products and may train others to perform standard tests depending on location Ensures testing is carried out as per established methods/procedures Ensures the quality of work through quality assurance testing and documentation Records, reports, and certifies results Performs routine maintenance and calibrations on laboratory equipment Creates QA documents and protocols May also perform other duties, including: Monitors process control of plant streams, product purity and fuel gas composition, liquefied petroleum products, and various levels of Hydrogen Supports other departments in sampling, testing, and compliance monitoring Operates Chromatographs Ships samples designated as hazardous Monitors drinking water streams for compliance Provides support to operations with product blending Works with outside testing laboratories to coordinate special requests and compliance testing Special assignments or tasks assigned to the employee by their supervisor, as determined from time to time in their sole and complete discretion. Experience None required. A minimum of a Bachelors Degree of Science in Chemistry or related field is required.

Required Skills: Working knowledge of laboratory testing and ability to apply this knowledge. Working knowledge of petroleum products and testing. Depending on location, may require the ability to train and lead the work of others. Intermediate reading and writing skills, ability to perform advanced mathematical calculations, effective communication with others, both written and verbal communication. Work Conditions Office based with occasional refinery visits, and up to 10% travel by land and air required. Petroleum refinery/industrial environment including but not limited to chemicals, pressure vessels, tanks, and rotating equipment. Subject to all weather, and varying road conditions.

Benefits: HF Sinclair offers a comprehensive benefits package 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

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. 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.