Field Service Technician - LV/MV Switchgear, ATS, UPS, PLCs

Liberty Personnel Services, Inc.; Irving (TX); On-site; USD 55,000 - 75,000; Full time

Job summary

Liberty Personnel Services, Inc. is seeking a Field Service Technician with expertise in LV/MV switchgear, ATS, UPS, and PLCs to perform on-site troubleshooting, maintenance, and repair of electrical equipment.

The role requires installing and commissioning systems, diagnosing faults, and ensuring robust performance for customers in challenging environments. The ideal candidate has 3–5 years of hands-on field service experience, strong communication skills, and proficiency with ERP systems and

Qualifications

• 3–5 years of hands-on experience as a field service technician in power systems, electrical equipment, or industrial controls.
• Experience with basic troubleshooting, maintenance, and repair of electrical systems, transformers, and circuit breakers.
• Strong troubleshooting and problem-solving skills.

Responsibilities

• On-site troubleshooting, maintenance, and repair of electrical systems and equipment including LV/MV switchgear and PLC controls.
• Conduct system diagnostics and address issues to minimize downtime and ensure efficient operation.
• Support system startups and commissioning to meet customer specifications.

Skills

Electrical Installation

Electrical Troubleshooting

Electrical Repair

SCADA Experience

Field Service Readiness

Relay Testing

Microsoft Excel

Education

High school diploma or equivalent

Associate’s degree in electrical engineering or related field (preferred)

NFPA 70E certification

OSHA 30 certification

Tools

ERP Software

Microsoft Excel

Job description

Field Service Technician - LV/MV Switchgear, ATS, UPS, PLCs

• Perform on-site troubleshooting, maintenance, and repair of electrical systems and equipment, including transformers, circuit breakers, LV/MV switchgear, and PLC controls.
• Conduct system diagnostics and address technical issues to ensure minimal downtime and efficient system operation.
• Support system startups and commissioning, ensuring systems are operational and meet customer specifications.

Education:

• High school diploma or equivalent required; associate’s degree in electrical engineering or a related field is preferred.
• Certifications such as NFPA 70E, OSHA 30, or other relevant technical certifications are a plus.

Experience

• 3-5 years of hands-on experience as a field service technician, with a focus on power systems, electrical equipment, or industrial controls.
• Experience with basic troubleshooting, maintenance, and repair of electrical systems, transformers, and circuit breakers.
• Strong troubleshooting and problem-solving skills.
• Proficiency with field service management software, ERP systems, and Microsoft Office (Excel, Word).
• Good communication skills and the ability to explain technical issues clearly to customers.
• Ability to work independently and manage service priorities in a fast-paced environment.
• Experience with electrical systems at low and medium voltage levels.
• Basic experience with PLCs, SCADA systems, and protective relay systems is a plus.

You Should Be Proficient In

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

Machines & Technologies You'll Use

• SCADA
• ERP Software