OT Systems Administrator

HF Sinclair•Anacortes, WA

About The Position

The OT Systems Administrator is responsible for the day-to-day secure management, operation, and use of operational technology (OT) systems and applications. OT work must comply with HF Sinclair standards, other applicable OT security standards, and applicable legislation. The role provides oversight to maintain a stable platform for business workflows, serves as the first point of contact for OT Security, and works with site and project personnel to implement required processes and procedures. The position assesses the criticality of OT systems, develops security requirements where company standards do not provide adequate guidance, and establishes and improves operational processes and tools. It collaborates with the Central OT Team, engineering, projects, business stakeholders, regional support, and vendors to define and deliver OT security services and ensure security controls function as intended. The role also supports engineering projects and refinery process control operations. This includes supporting the design, implementation, and maintenance of DCS systems and associated equipment; planning upgrades; troubleshooting and maintaining process control strategies; monitoring control-system health; maintaining alarm management; modifying graphics; and supporting the plant operating data historian. The position is office- and plant-based, with up to 10% travel, and may involve supervising personnel and contractors.

Requirements

At least 2 years of progressive work experience in OT Systems and/or Cybersecurity.
At least 1 year of work experience at HF Sinclair Puget Sound Refinery.
Associate’s degree in Cybersecurity, Database Administration, or a related field.
Technical expertise in OT System Administration.
Advanced ability to stay current with technology developments and processes and apply knowledge analytically.
Strong knowledge of Microsoft products and commonly used engineering concepts.
Effective written and verbal communication skills, including advanced reading and writing skills.
Ability to operate and drive assigned company vehicles at company-standard insurance rates.
Satisfactorily complete a comprehensive medical physical examination where required by location.

Responsibilities

Provide oversight to deliver a stable platform for OT operations and business workflows.
Serve as the first point of contact for OT Security and interface with site and project personnel, including System Custodians and Control System Engineers.
Ensure non-compliances are reported promptly to the accountable manager.
Engage site and project staff to embed processes and procedures required to meet applicable standards.
Assess the criticality and importance of OT systems to HF Sinclair’s business, particularly regarding safety and integrity.
Develop information security requirements for applications, supporting programs, and OT equipment when company standards do not specify adequate requirements.
Establish and mature operational processes and supporting tools, and gather operational feedback from business stakeholders.
Work with the Central OT Team, engineering, and project organizations to define OT Security strategy, service portfolio, and delivery capability.
Ensure implemented security controls and countermeasures work as intended.
Request technical support from regional organizations or vendors as needed.
Review new standards, processes, and tools from technical and operational perspectives.
Manage relationships with external vendors and service companies regarding OT issues.
Promote implementation of security measures and help managers and employees fulfill information security responsibilities.
Apply engineering concepts to projects and assignments under direct supervision, exercising judgment in evaluating and adapting standard techniques, procedures, and criteria.
Estimate project cost and feasibility, supervise contractors and field activities, and provide discipline-specific engineering assistance and development support to colleagues as assigned.
Resolve complex technical and coordination problems, troubleshoot project issues, and update report data for business units.
Support the design, implementation, and maintenance of DCS systems and associated switches, routers, stations, controllers, I/O, and servers, including equipment upgrades to address obsolescence.
Provide operations support for the refinery process control environment.
Troubleshoot and maintain base-level and advanced process control strategies; monitor control-system health indicators; maintain the alarm management system; modify graphics; and support the plant operating data historian.
Perform other special assignments or tasks as directed by the supervisor.