Control Systems Engineer

Control Systems Engineer Job Details | Par Pacific

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Job Description

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Control Systems Engineer

Posting Start Date: 10/13/26

Job Location (Short): Billings, MT, USA, 59101

Control Systems Engineer

The Opportunity

• Control Systems Engineer at a growth-oriented downstream energy company
• Competitive salary with a strong comprehensive benefits package
• Opportunity to work in a positive, collaborative, and inclusive work environment
• Career growth and development opportunities within a unique and growing energy company
• Reporting to the Director, Operational Technology, you'll serve as a technical resource and have the opportunity to work on complex process control systems, modernization projects, OT infrastructure, and industrial cybersecurity in a continuous-process environment.

Key activities include:

• Serve as the primary technical resource for the Honeywell TDC-3000 DCS.
• Troubleshoot DCS hardware, software, networking, communications, and system integration issues.
• Lead DCS configuration changes, control strategy modifications, graphics development, upgrades, and lifecycle improvements.
• Support the refinery's migration from Honeywell TDC-3000 to Emerson DeltaV.
• Troubleshoot integration between DCS, PLCs, SIS, analyzers, historians, packaged equipment, and other industrial systems.
• Support refinery OT infrastructure, including servers, workstations, industrial networks, firewalls, virtualization, and backups.
• Apply industrial cybersecurity and defense-in-depth practices to control system environments.
• Lead or support capital projects, shutdowns, system upgrades, FATs, SATs, commissioning, and startup activities.
• Provide technical direction to vendors, contractors, technicians, and engineers.
• Develop system standards, documentation, backup strategies, disaster recovery procedures, and lifecycle plans.

Note: This description is intended to give you a general overview of the position. Additional responsibilities and opportunities may be identified based on current business needs.

Qualifications

To meet the basic qualifications for this role, you will have legal authorization to work permanently in the United States for any employer without requiring a visa transfer or visa sponsorship.

Additional qualifications include:

Required:

• Bachelor's degree in Chemical Engineering, Electrical Engineering, Computer Engineering, Computer Science, IT, Electronics, or a related technical field preferred. Equivalent experience will be considered.
• 3+ years of Honeywell TDC-3000 architecture, configuration, maintenance, and troubleshooting experience.
• Experience supporting DCS platforms in a refinery, petrochemical, chemical, or other continuous-process manufacturing environment.
• Ability to independently troubleshoot complex DCS hardware, software, networking, communications, and integration problems.
• Understanding of PLC architecture, I/O, communications, and DCS/PLC integration.
• Knowledge of industrial communication protocols such as Modbus, Modbus TCP, OPC, Ethernet/IP, and serial communications.
• Experience with industrial Ethernet, managed switches, VLANs, TCP/IP, firewalls, and Process Control Networks (PCN).
• Knowledge of Windows Server, Active Directory, virtualization, backups, recovery, patching, and OT infrastructure.
• Understanding of industrial cybersecurity within process control environments.
• Ability to interpret P&IDs, loop drawings, wiring diagrams, logic diagrams, cause-and-effect documentation, and network diagrams.

Preferred:

• Emerson DeltaV experience.
• Triconex Safety Instrumented Systems (SIS) experience.
• Alarm management and abnormal situation management.
• Control loop performance and process control optimization.
• Refinery PSM, MOC, and formal engineering change processes.
• Experience leading DCS modernization or migration projects.
• Experience with FAT, SAT, commissioning, startup, and field implementation.

About Us

At Par Pacific, we own and operate market-leading energy and infrastructure businesses in logistically complex markets. We have built a team of downstream industry veterans and subject matter experts to lead our organization with an entrepreneurial spirit and a collaborative, problem solving approach. We bring our diverse strengths and motivation to complex markets where we seek out diamonds in the rough. As a nimble, growing organization, we actively pursue new opportunities with corporate financing know-how, respond to local market demands, and adapt to changing external environments.

More Good Reasons to Work for Par Pacific

Unique Culture and RICH Values

There is nothing ordinary about Par Pacific -- a niche player in the energy space. And there's certainly nothing ordinary about Par Pacific employees. We are driven, hardworking, entrepreneurial-minded professionals who love to win. Our RICH values describe how we approach our work: Respect for Others, Integrity, Collaborative Innovation, and Heart. If that describes you, you'll fit right in.

Location, Location, Location

Because Par Pacific operates in some of the most beautiful places throughout the country, our employees get to make these places their home and enrich their lives. You will work in Billings, Montana, the heart of Yellowstone Country. We have outdoor recreation in all directions and are less than an hour from the mountains. And, as Montana's largest city, Billings offers options to balance life, work and play - with trails for walking and biking, historic sites, plenty of dining options, a myriad of cultural choices, and the largest healthcare sector between Minneapolis and Spokane.

Opportunistic Growth Strategy

At Par Pacific, we look for operations with strong fundamentals and great employees who can move a business forward. Our management team has deep experience in the energy industry, as well as in leading mergers, acquisitions, and integrations of newly acquired companies.

Focused on the Future

We are an energy company that has recognized the imperative and embraced the opportunity to begin the transition from fossil fuels. We are developing products that help reduce greenhouse gas emissions.

Excellent Compensation and Benefits

In addition to a competitive salary, we offer a strong comprehensive benefits package that includes medical, dental and vision insurance, a robust allotment of paid time off, a 401(k) with company match, retirement savings plans, educational reimbursement, and more. Full-time employees (and their families) are offered medical (with prescription coverage), dental, vision, voluntary critical illness, accident, life/AD&D insurance, Flexible Spending Account and Employee Assistance Program. Employees can purchase company stock at discounted prices through the Employee Stock Purchase Program.

Our Headquarters

Par Pacific Holdings, Inc., based in Houston, Texas, owns, manages and maintains interests in energy and infrastructure businesses. We are a growing energy company focused on renewable and conventional fuels in the Western United States. Par Pacific also owns 46% of Laramie Energy, LLC, a natural gas production company with operations and assets concentrated in Western Colorado. Our common stock is publicly traded on the NYSE under the trading symbol "PARR".

Our Refineries and Logistics Operations

We own and operate refineries in Hawaii, Montana, Washington, and Wyoming, with total operating throughput capacity of over 219 Mbpd. Par Pacific owns and operates one of the largest energy networks in Hawaii with 94,000 bpd of operating refining capacity, a logistics system supplying the major islands of the state and 90 retail locations. In the Pacific Northwest and the Rockies, Par Pacific owns and operates 125,000 bpd of combined refining capacity and related multimodal logistics systems.

Our Retail Operations

We own and operate over 90 retail locations in Hawaii under the Hele and 76 brands and over 30 retail locations in Washington and Idaho under the nomnom brand.

Par Pacific Is an Equal Opportunity Employer

Par Pacific prohibits discrimination and harassment of any type and affords equal employment opportunities to employees and applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veteran status, genetic information or any other status protected by applicable law.

Note: Par Pacific will not accept calls or unsolicited resumes from third-party recruiters. All candidates are required to apply through this web posting.

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