Engineering

Engineering Jobs

At HF Sinclair, engineers use their technical knowledge to provide guidance on near-term operational decisions and long-term company strategies.  Engineering at HF Sinclair is a fast-paced, collaborative environment where individual talent is recognized and rewarded.  HF Sinclair hires engineers from a variety of degreed backgrounds (Chemical, Mechanical, Electrical, Civil, etc) to fill functional roles in Process, Reliability, Maintenance, Project, and Plant engineering.  Engineers have multiple career advancement tracks within the company, including becoming a recognized company subject matter expert (SME) or progressing into management ranks.  
 

 

 

 

 

Engineering Jobs

At HollyFrontier, engineers use their technical knowledge to provide guidance on near-term operational decisions and long-term company strategies.  Engineering at HollyFrontier is a fast-paced, collaborative environment where individual talent is recognized and rewarded.  HollyFrontier hires engineers from a variety of degreed backgrounds (Chemical, Mechanical, Electrical, Civil, etc) to fill functional roles in Process, Reliability, Maintenance, Project, and Plant engineering.  Engineers have multiple career advancement tracks within the company, including becoming a recognized company subject matter expert (SME) or progressing into management ranks.  

Engineering Jobs

At HollyFrontier, engineers use their technical knowledge to provide guidance on near-term operational decisions and long-term company strategies.  Engineering at HollyFrontier is a fast-paced, collaborative environment where individual talent is recognized and rewarded.  HollyFrontier hires engineers from a variety of degreed backgrounds (Chemical, Mechanical, Electrical, Civil, etc) to fill functional roles in Process, Reliability, Maintenance, Project, and Plant engineering.  Engineers have multiple career advancement tracks within the company, including becoming a recognized company subject matter expert (SME) or progressing into management ranks.  

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Refinery Process Operator
Refinery Process Operator Mississauga, ON, CA, L5J 2Y3 Oct 27, 2026 0.00 mi
Mississauga, ON, CA, L5J 2Y3 Oct 27, 2026
PSM Engineer
PSM Engineer Artesia, NM, US, 88210 Oct 26, 2026 0.00 mi
Artesia, NM, US, 88210 Oct 26, 2026
Process Control DCS Engineer
Process Control DCS Engineer Tulsa, OK, US, 74107 Oct 26, 2026 0.00 mi
Tulsa, OK, US, 74107 Oct 26, 2026
Shift Foreman
Shift Foreman El Dorado, KS, US, 67042 Oct 25, 2026 0.00 mi
El Dorado, KS, US, 67042 Oct 25, 2026
Supervisor Maintenance E&I
Supervisor Maintenance E&I El Dorado, KS, US, 67042 Oct 25, 2026 0.00 mi
El Dorado, KS, US, 67042 Oct 25, 2026
Project Manager Midstream
Project Manager Midstream Dallas, TX, US, 75219 +6 more… Oct 25, 2026 0.00 mi
Dallas, TX, US, 75219 +6 more… Oct 25, 2026
Intern Engineering
Intern Engineering Petrolia, PA, US, 16050 Oct 24, 2026 0.00 mi
Petrolia, PA, US, 16050 Oct 24, 2026
Treasury Analyst
Treasury Analyst Dallas, TX, US, 75219 Oct 24, 2026 0.00 mi
Dallas, TX, US, 75219 Oct 24, 2026
Intern Safety
Intern Safety Petrolia, PA, US, 16050 Oct 24, 2026 0.00 mi
Petrolia, PA, US, 16050 Oct 24, 2026
Crude Representative
Crude Representative Dallas, TX, US, 75219 Oct 24, 2026 0.00 mi
Dallas, TX, US, 75219 Oct 24, 2026