Senior Controls Engineer Midstream

Join HF Sinclair at a pivotal point as we advance modernization, standardization, and long‑term reliability across our midstream operations within the Process Controls Engineering team. Working with an experienced leadership team in the Technical Services department that empowers and actively supports expanded ownership, influence over technical direction, and continued growth in system-level responsibility and technical authority.

(functions considered essential as defined by ADA)

• Define, strengthen, and govern control standards and architecture across PLC, SCADA, HMI, and Terminal Management System (TMS) platforms.


• Mature and evolve control processes, templates, reusable libraries, and standard design practices to support long‑term maintainability and consistency.


• Evaluate, recommend, and champion new technologies, processes, and concepts that improve efficiency, reliability, scalability, and lifecycle performance of midstream automation systems.


• Lead technical collaboration with stakeholders to define project scope, support change management, develop cost estimates with procurement, and contribute to technically sound, on-time, on-budget delivery.


• Lead end‑to‑end system integration including risk assessment, design, commissioning, lifecycle planning, cross‑functional technical alignment, and hazardous area technical considerations.


• Enhance and develop technical documentation including logic diagrams, cause-and-effect matrices, control narratives, and wiring and termination drawings to ensure technical quality and standard adherence.

 Special assignments or tasks assigned to the employee by their supervisor, as determined from time to time in their sole and complete discretion

10+ years of experience in Controls, Process Controls Engineering, or Automation within midstream or other Oil & Gas environments (industrial experience also considered).

Preferred Experience:

• Demonstrated ownership or stewardship of control system architecture, standards, and technical governance.


• Managing the technical lifecycle of control systems and/or process automation solutions.


• Cross-functional troubleshooting of complex issues impacting critical 24x7 operational systems.


• Demonstrated technical responsibility for control system projects from concept through commissioning, including design tradeoffs, risk decisions, and outcomes.


• Evaluation of control loop performance relative to process dynamics, control strategy intent, and operational objectives.

Bachelor’s degree in Electrical, Controls Engineering, or related Engineering discipline.

• Technical risk assessment and mitigation applied to control system design, integration, and lifecycle decisions.


• Root cause analysis of complex system issues and translating findings into corrective action(s).


• Strong understanding of process control principles and control system behavior, including the role of regulatory control loops in safe, stable, and reliable operations.


• Ability to critically evaluate and guide SCADA (Wonderware experience a plus) and HMI (Red Lion experience a plus) user interface design to ensure usability, alarm effectiveness, and alignment with operational needs.


• Ability to read, analyze, and modify complex control documentation, ladder logic (Proficy Machine Edition experience a plus), schematics, and drawings.


• Strong verbal and written communication skills, including cross-functional collaboration, presentations, and the production of clear technical documentation and project materials.

Preferred Skills:

• Pipeline Experience within Oil & Gas midstream operations.


• Experience supporting or deploying Terminal Management Systems (TMS) for loading or unloading trucks or rail (Toptech or DTN is a plus).


• Using high-level programing and/or scripting (e.g., Python, SQL, .Net) in support of automation, integration, or data solutions.


• Experience working with ISA, NEC, NFPA, API standards, and similar codes.


• Professional Engineer (PE).

• Medical Insurance
• Vision Insurance
• Dental Insurance
• Paid Time-Off
• 401(k) Retirement Plan with match
• Educational Reimbursement
• Parental Bonding Time
• Employee Discounts