Title: Process Control DCS Engineer
Date:
Apr 9, 2026
Location:
El Dorado, KS, US, 67042
Basic Function
HF Sinclair is seeking a Process Control DCS Engineer in El Dorado,KS who will be responsible to provide technical support and leadership for the refinery’s Honeywell TDC3000 and Experion PKS control systems. The role includes maintaining and improving regulatory and advanced control strategies, supporting system reliability, and working with Operations and Engineering to ensure safe and efficient unit performance. The engineer will also drive optimization and margin improvement through the development of new control strategies and Advanced Control applications.
Job Duties
- Maintain and troubleshoot Honeywell TDC3000 and Experion PKS systems, including configuration, logic, graphics, and point databases.
- Monitor DCS performance, alarms, and system health to ensure reliable operation.
- Tune and optimize regulatory control loops.
- Provide support for PLC and SIS logic, including troubleshooting and documentation.
- Develop, implement, and maintain APC applications such as multivariable controllers and inferential models.
- Monitor APC performance and make adjustments as needed.
- Identify and communicate margin improvement opportunities related to APC utilization.
- Work with Planning and Operations to align APC objectives with refinery operating targets.
- Support capital and maintenance projects involving control systems.
- Participate in PHA, P&ID reviews, and MOC processes.
- Prepare functional specifications and assist with testing, commissioning, and startup activities.
- Review contractor proposals and engineering documents for accuracy and compliance with standards.
- Perform DCS hardware and software maintenance and upgrades.
- Maintain system backups, documentation, and cybersecurity‑aligned configurations.
- Support modernization projects, including system migrations and network upgrades.
- Provide daily support to Operations for troubleshooting control issues.
- Assist with alarm management improvements and graphics updates.
- Train operators and engineers on control strategies and system functionality.
Experience
A minimum of 3 to 15 years of experience in Process Control or DCS/Controls Engineering.
Preferred Experience
- Refinery or petrochemical industry experience.
- Experience with Honeywell TDC3000 and Experion PKS systems.
- Experience with PCN/PCS infrastructure and cybersecurity requirements.
- Experience with regulatory control tuning and APC implementation.
Education Level
A minimum of a Bachelor’s degree in Engineering (Chemical, Electrical, Mechanical, or related field) or equivalent technical experience.
Required Skills
- Strong understanding of DCS, PLC, and SIS engineering concepts.
- Ability to manage and execute control system projects.
- Strong analytical and troubleshooting skills.
Preferred Skill
Working knowledge of Microsoft products and experience with engineering software is preferred.
Supervisory/Managerial Responsibility
May be responsible for supervising contractors depending on assignment.
Work Conditions
Office and plant based with up to 10% travel required. Subject to varying weather conditions and required to work in all temperatures, including outdoors.
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, walking, sitting, talking or hearing, making visual inspections, making precise hand and finger movements, lifting or carrying up to 50 lbs, climbing up to 200 ft, perceive color differences, required to wear personal protective equipment as needed and a respirator in emergency situations (beards are not permitted), ability to operate and drive all assigned company vehicles at company standard insurance rates is essential (inability to maintain standard insurance rates is grounds for dismissal), valid State drivers license and proof of insurance required. Depending on location must satisfactorily complete a comprehensive medical physical examination. Job conditions may require twisting, stooping, crouching, kneeling, reaching or grasping, and working in confined spaces as permitted.
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.
Nearest Major Market: Wichita