LV/MV Switchgear & PLC Field Support Technician

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

Location: Various.

Picture this: a critical facility is down and the clock is ticking. You arrive, assess a stubborn breaker, review PLC logic, and bring the system back safely-with clear documentation and a confident walkthrough for the customer. If that sounds like your kind of challenge, JDC Power Systems, LLC wants you on our team in an FSR3-level capacity.

Impact You’ll Make

• Restore and maintain reliability for transformers, circuit breakers, LV/MV switchgear, and PLC-controlled systems.
• Perform diagnostics, isolate faults, and implement solutions to keep operations running.
• Guide commissioning/startup efforts and verify systems meet customer specifications.
• Be the on-site face of JDC-address concerns, answer questions, and offer basic operational training.
• Record service actions, test outcomes, and system insights to inform continuous improvement.
• Utilize remote diagnostic tools whenever possible to reduce downtime.
• Partner with peers to align schedules, share expertise, and deliver seamless support.
• Champion safety by following company procedures, OSHA rules, and industry best practices; complete required safety training and keep certifications active.

Your Background Education

• High school diploma or equivalent required.
• Associate’s in electrical engineering or related field preferred.
• Added plus: NFPA 70E, OSHA 30, or similar technical certifications.

Experience

• 3-5 years as a field service professional in power systems, electrical equipment, or industrial controls.
• Hands-on experience with troubleshooting, maintenance, and repair of electrical systems, transformers, and circuit breakers.

Core Skills

• Methodical troubleshooting and strong analytical thinking.
• Proficiency with field service management tools, ERP systems, and Microsoft Office (Excel and Word).
• Clear, empathetic communicator who can translate technical issues for customers.
• Self-starter who can prioritize effectively in a fast-moving field environment.

Nice to Have

• Experience working on low- and medium-voltage systems.
• Baseline exposure to PLCs, SCADA platforms, and protective relays.

Travel & Logistics

• Location: Various.
• Frequent travel with overnight stays to customer sites and JDC locations throughout the country.
• Regular daily/weekly trips within the Region to customer sites and internal field service locations; occasional travel to Hackettstown, NJ for leadership meetings.
• Valid driver’s license and a clean driving record required.
• Dedication to safety and exceptional customer service.
• Familiarity with standard test equipment such as multimeters and breaker test sets.

Preferred Proficiencies

• Journeyman’s License
• Electrical Installation
• Electrical Troubleshooting
• Electrical Repair
• OSHA 10-Hour Certification (OSHA 10)
• Relay Testing
• SCADA Experience
• Field Service Readiness
• Microsoft Excel

Technologies You’ll Support

• SCADA
• ERP software
• PLCs from Siemens and Schneider Electric