On-Site Power Systems Field Tech: LV/MV Switchgear & PLCs

JDC Power Systems, LLC; Hackettstown (NJ); On-site; USD 70,000 - 95,000; Full time

Job summary

JDC Power Systems, LLC is seeking an on-site Field Service Technician (FSR3 level) to support critical power systems at customer sites across the country. You will diagnose breakers, review PLC logic, and provide clear operational documentation and customer walkthroughs.

Ideal candidates bring 3–5 years of field service experience, strong troubleshooting skills, and a focus on safety while traveling to various locations, including occasional meetings in Hackettstown, NJ.

Qualifications

• Troubleshoot, maintain, and repair electrical systems, transformers, and circuit breakers.

Responsibilities

• Restore and maintain reliability for transformers, circuit breakers, LV/MV switchgear, and PLC-controlled systems.
• Guide commissioning/startup efforts and verify systems meet customer specifications.
• Be the on-site face of JDC—address concerns, answer questions, and provide basic operational training.
• Record service actions, test outcomes, and system insights for continuous improvement.
• Utilize remote diagnostic tools to reduce downtime when possible.
• Coordinate with peers to align schedules and deliver seamless support.
• Champion safety by following procedures and maintaining OSHA certifications.

Skills

Troubleshooting

Customer communication

Field service readiness

Documentation

Prioritization

Education

High school diploma or equivalent

Associate’s in electrical engineering

NFPA 70E

OSHA 30

Tools

ERP systems

Microsoft Excel

SCADA platforms

Job description

JDC Power Systems, LLC is seeking an on-site Field Service Technician (FSR3 level) to support critical power systems at customer sites across the country. You will diagnose breakers, review PLC logic, and provide clear operational documentation and customer walkthroughs.

Ideal candidates bring 3–5 years of field service experience, strong troubleshooting skills, and a focus on safety while traveling to various locations, including occasional meetings in Hackettstown, NJ.