Mid-Con Regional OT Specialist HF Sinclair Corporation medical insurance, dental insurance, vision insurance, 401(k), retirement plan United States, Oklahoma, Tulsa Aug 21, 2026 Basic Function HF Sinclair is seeking an Operational Technology Specialist. As part of the corporate operational technology team, this role provides regional support and assurance to sites through maintaining, protecting and improving operational technology systems. This role will be a liaison providing operational technology reviews, gap assessments and road mapping exercises in support of technical networks amongst the regions. Job Duties Designs, implements, and maintains control systems and advanced process control applications Develops procedures and documentation and adheres to OT policies, procedures, and best practices Implements and maintenances of new systems, networks, security practices and solutions as well as effective improvements to existing security controls as guided by Corp. OT Cybersecurity Specialist Leads sites for control optimization, alarm management and control performance monitoring efforts as guided by Corp. Controls Lead Provides support for instrumentation care, maintenance, and testing intervals, safety instrumented system integration efforts as guided by Corp. Instrumentation leadership Troubleshoots control system issues to identify and resolve technical problems Collaborates with process engineers to understand operational requirements Improves key performance and key risk indicator metrics Assists sites with plans and implements equipment upgrades to mitigate system obsolescence Interfaces with internal and external auditors for risk assessments Maintains vendor management standards, questionnaires and documentation to adhere to regulatory compliance Interacts with key site leaders (Engineering Managers, Technical Service Managers, etc.) to provide updates and information and to understand site concerns/needs Special assignments or tasks assigned to the employee by their supervisor, as determined from time to time, are at the supervisor's sole and complete discretion. Experience A minimum of eight years of industry and related operational technology specialty experience is required. Education Level A minimum of a bachelor's degree in a related engineering discipline or information systems/security is required. Required Skills Ability to effectively communicate with others, both written and verbal communication, interpersonal, presentation, and organizational skills; knowledge of word processing, spreadsheet, and database applications. Displays an analytical and problem-solving mindset with effective decision-making skills. Highly organized, efficient and possesses capacity to leverage strategic and tactical thinking. Works calmly under pressure and with tight deadlines. Analytically strong with attention to details. Ability to communicate technical plans, strategies and designs with all levels of the organization. Knowledge of refinery principles, safety practices and regulatory compliance procedures and demonstrated competency in the execution of multiple projects. Possesses highly effective communications skills with the ability to influence business units. Acts with integrity, takes pride in work and seeks to excel, be curious and adaptable. Ability to stay abreast of new technology developments and the evolving threat landscape. Is highly trustworthy and leads by example. Supervisory/Managerial Responsibility None. Work Conditions Office based with up to 75% travel by land and air required. Petroleum refinery and warehouse/plant environment, including but not limited to chemicals, pressure vessels, tanks, and rotating equipment, loud noises and vibrations. Subject to all temperatures, 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 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 sitting, talking or hearing, making visual inspections, making precise hand and finger movements, reaching or grasping, perceiving color differences, and wearing personal protective equipment (beards not permitted). Job conditions may require standing, walking, lifting and/or carrying up to 15lbs.

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 lubricants and specialty products. HF Sinclair owns and operates refineries located in Kansas, Oklahoma, 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 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.