Industrial Field Service Engineer — PLC & Controls (75% Travel)

Koch Business Solutions, LP; Charlotte (NC); On-site; USD 48,000 - 65,000; Full time

Benefits offered by this job

Company vehicle

Parental leave

Life insurance

Job summary

John Zink Company, a Koch Engineered Solutions (KES) company, is seeking a Field Service Technician to support refining and petrochemical customers across the Charlotte area. You will travel to sites to commission, troubleshoot, and maintain industrial combustion, electrical, and control systems.

This role requires 75%+ regional travel, formal safety training, and strong teamwork. You will build customer relationships, document work, and ensure safe, reliable plant operation.

Qualifications

• Hands-on experience modifying, diagnosing, and troubleshooting PLC-based control systems (Allen Bradley, GE).
• Knowledge of NFPA 70E electrical safety standards.
• Ability to read and interpret P&IDs, electrical schematics, and fabrication drawings.
• Willingness to travel 75%+ within the assigned region.
• Ability to obtain a Transportation Worker Identification Credential (TWIC) within six weeks of employment.
• Valid driver's license to operate a company vehicle.

Responsibilities

• Travel from 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 (AllenBradley, 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.
• 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

Allen-Bradley

GE

NFPA 70E

P&ID interpretation

Travel ability

TWIC credential

Driver's license

Job description

John Zink Company, a Koch Engineered Solutions (KES) company, is seeking a Field Service Technician to support refining and petrochemical customers across the Charlotte area. You will travel to sites to commission, troubleshoot, and maintain industrial combustion, electrical, and control systems.

This role requires 75%+ regional travel, formal safety training, and strong teamwork. You will build customer relationships, document work, and ensure safe, reliable plant operation.