Senior Substation Technician & Technical Leader

Asplundh Tree Expert, LLC; Lewisville (TX); On-site; USD 47,000 - 87,000; Full time

Job summary

TXNM Energy/PNM/TNMP is seeking qualified candidates for a System Technician progression path (I–Senior System Technician) in Texas. The role offers growth from entry-level duties to senior leadership in substation operations and maintenance.

The successful candidate will inspect, test, install, maintain, and troubleshoot substation, transmission, and metering equipment to support safe, reliable electric service. Placement reflects qualifications and competency achievements.

Qualifications

• Progression role with opportunities for growth across technician levels.
• Valid CDL required and DOT qualifications.
• High School Diploma or GED required.
• Experience in substation, transmission, and distribution work preferred.

Responsibilities

• Inspect, test, troubleshoot, and maintain substation equipment using testing devices.
• Install, maintain, and repair substation, transmission, distribution, and metering equipment.
• Perform routine and preventive maintenance including transformer/oil testing.
• Assist with switching operations, dispatching, and system restoration as qualified.
• Survey, stake, and support new construction and system improvement projects.
• Report and document equipment changes and field modifications.

Skills

Electrical theory

Substation systems

Schematic reading

Troubleshooting

Safe work practices

Leadership

Independent decision making

Education

High School Diploma or GED

Tools

Electrical testing devices

Job description

TXNM Energy/PNM/TNMP is seeking qualified candidates for a System Technician progression path (I–Senior System Technician) in Texas. The role offers growth from entry-level duties to senior leadership in substation operations and maintenance.

The successful candidate will inspect, test, install, maintain, and troubleshoot substation, transmission, and metering equipment to support safe, reliable electric service. Placement reflects qualifications and competency achievements.