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Title: Distributed Control System Migration Specialist

Date: Aug 20, 2026

Location: Dallas, TX, US, 75219 Artesia, NM, US, 88210 Anacortes, WA, US, 98221 Tulsa, OK, US, 74107 El Dorado, KS, US, 67042

Basic Function

HF Sinclair is seeking a Distributed Control SystemMigrationSpecialist t in the following locations Dallas,TX, Artesia, NM , El Dorado, KS ,Tulsa,OK, Casper,WY, Sinclair, WY, Salt Lake City, UT, Woods Cross, or Anacortes, WA . The Distributed Control System (DCS) Migration Specialist supports fleet-wide Operational Technology (OT) modernization activities and is responsible for designing, implementing, and supporting migration projects across HF Sinclair sites. The role reports to the Control Systems Automation Lead and coordinates closely with regional support teams, site OT teams, capital projects, and other technical stakeholders to assess, develop, and execute DCS migrations.The successful candidate will leverage expertise across multiple DCS platforms to modernize legacy systems, improve system reliability, ensure cybersecurity compliance, and support standardized automation strategies across the enterprise.This position is critical to maintaining the availability, performance, and security of the organization's DCS infrastructure while supporting operational excellence and digital transformation initiatives.

Job Duties

• Lead DCS migration projects through all phases of execution, including planning, design, implementation, commissioning, and startup.
• Conduct and oversee comprehensive system assessments and develop migration scopes, project schedules, resource plans, and risk mitigation strategies.
• Review and assess integrator deliverables, timelines and execution quality.
• Collaborate with DCS engineering firms and contractors to review, approve, and oversee construction, implementation, and migration packages.
• Manage and execute DCS hardware and software migration activities to ensure successful project delivery with minimal operational disruption.
• Provide technical leadership during project planning, design reviews, Factory Acceptance Testing (FAT), Site Acceptance Testing (SAT), and system commissioning activities.
• Support startup, cutover, commissioning, and post-migration stabilization efforts to ensure reliable system performance.
• Coordinate with multiple automation solution providers and vendors to manage application, hardware, and network migration activities.
• Ensure all migration projects comply with DCS vendor best practices, cybersecurity requirements, and HF Sinclair Engineering and Control Systems standards.
• Maintain and administer approved DCS development, simulation, and test environments to support validation and migration activities.
• Partner with site personnel and DCS manufacturer subject matter experts (SMEs) to evaluate, test, and validate software releases, patches, firmware updates, and migration methodologies prior to deployment.
• Lead the integration and migration of interconnected control systems, including PLCs, Safety Instrumented Systems (SIS), Tank Gauging Systems (TGS), and other plant subsystems interfacing with the DCS.
• Develop, validate, and execute migration procedures, software updates, system configurations, and rollback plans to ensure safe and reliable deployment.
• Troubleshoot and resolve technical issues encountered during migration, commissioning, and operational support activities.
• Provide technical guidance and mentorship to site personnel and project teams throughout migration and modernization initiatives.

Experience

• Minimum 5+ years of experience supporting industrial automation and control systems.
• Experience with DCS platforms, Honeywell, Siemens, Foxboro, etc. Experion PKS and associated applications a plus.
• Demonstrated experience in leading and supporting DCS migration and modernization projects.
• Experience in system integration, project oversight, and multi-discipline collaboration.
• Experience in working on multiple communications protocols i.e. Modbus, Fieldbus, EtherNet/IP, etc.

A minimum of a bachelor's degree in a related technical field OR equivalent industrial experience may be considered in lieu of a bachelor's degree.

Required Skills

• Strong troubleshooting, analytical and problem-solving capabilities with the ability to identify and resolve complex technical issues.
• Proven ability to work independently as an individual contributor while effectively collaborating with cross-functional technical teams, site production personnel, third-party engineering firms and vendors.
• Ability and willingness to support multiple sites across the fleet, including up to 40% travel by air and ground transportation.
• Strong foundation in process control principles including flow, level and temperature measurement and control strategies.

Directs or leads the work of others if need/ No direct reports.

Work Conditions

Office based with up to 40% travel by land or air is required. Subject to all weather and varying road conditions. Occasional long hours, as well as nights and weekends, may be required to support maintenance windows, outages, cybersecurity events, audits, investigations, and site project activities.

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

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 visitTotal Rewards .

Physical Requirements

Job conditions require standing, walking, sitting, twisting, stooping, crouching, kneeling, lifting and/or carrying, pushing and/or pulling up to 50 lbs., climbing up to 15 ft, talking or hearing, making visual inspections, making precise hand and finger movements, reaching or grasping; ability to operate and drive all assigned company vehicles at company standard insurance rates is essential; valid State drivers license and proof of insurance, perceiving color differences, ability to wear personal protective equipment (beards not permitted).

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 lubricants and specialty products. HF Sinclair owns and operates refineries located in Kansas, Oklahoma, New Mexico, Wyoming, Washington and Utah. HF Sinclair provides petroleum product and crude oil transportation, terminalling, storage and throughput services to our refineries and the petroleum industry. HF Sinclair markets its refined products principally in the Southwest U.S., the Rocky Mountains extending into the Pacific Northwest and in other neighboring Plains states and supplies high-quality fuels to more than 1,750 branded stations and licenses the use of the Sinclair brand to more than 350 additional locations throughout the country. HF Sinclair produces renewable diesel at two of its facilities in Wyoming and also at its facility in New Mexico. 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.

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: Dallas
Nearest Secondary Market: Fort Worth