Regional Field Service Engineer - Industrial Controls

Flint Hills Resources; Las Vegas, Los Angeles, Phoenix (NV, CA, AZ); Remote; USD 62,000 - 90,000; Full time

Job summary

John Zink Company, a Koch Engineered Solutions (KES) company, is hiring a Field Service Technician to support refining and petrochemical customers in the Southern California region. This remote role from your home office involves travel to customer sites for commissioning, maintenance, and service of industrial combustion and control systems.

You will diagnose and repair electrical, mechanical, and control systems, including PLCs, VFDs, motors, pumps, and sensors.

Qualifications

• Hands on experience modifying, diagnosing, and troubleshooting PLC based control systems, including Allen Bradley, GE, or similar platforms.
• Working knowledge and application of NFPA 70E electrical safety standards.
• Ability to read and interpret P&IDs, electrical schematics, and fabrication drawings.
• Willingness and ability to travel 75% or more within the assigned region.
• Ability to obtain a TWIC within six (6) weeks of employment.
• Valid driver’s license with the ability to operate a company vehicle.

Responsibilities

• Travel from your home base to customer sites to perform preventive maintenance, troubleshooting, testing, and commissioning of industrial equipment.
• Service and support electrical, mechanical, and control systems, including PLCs (Allen‑Bradley, GE), VFDs, motors, pumps, valves, actuators, positioners, combustion/vapor control equipment, and emissions monitoring systems.
• Commission, troubleshoot, and modify industrial control systems, including PLC logic, PID loops, HMIs, and related devices.
• Diagnose and resolve electrical, controls, and instrumentation issues in live industrial environments using safe, effective work practices.
• Participate in an on‑call rotation to support urgent customer needs.
• Maintain accurate technical documentation, including redlines on drawings and schematics.
• Perform work in confined spaces while following all required safety and entry procedures.
• Build strong customer relationships through clear, professional, and proactive communication.

Skills

PLC troubleshooting

NFPA 70E

P&ID reading

TWIC within 6 weeks

Valid driver’s license

Tools

Allen-Bradley PLC

GE PLC

Job description

John Zink Company, a Koch Engineered Solutions (KES) company, is hiring a Field Service Technician to support refining and petrochemical customers in the Southern California region. This remote role from your home office involves travel to customer sites for commissioning, maintenance, and service of industrial combustion and control systems.

You will diagnose and repair electrical, mechanical, and control systems, including PLCs, VFDs, motors, pumps, and sensors.