Relay Tech 1 or II

PNM; Lewisville (TX); On-site; USD 70,000 - 95,000; Full time

Job summary

PNM in Lewisville, TX, is seeking a relay technician to inspect, test, and maintain relays and related substation equipment. The role includes installing protection systems, ensuring NERC compliance, and mentoring junior staff.

Candidates should have a HS diploma, several years in substation testing, and strong knowledge of electrical theory and safety practices. Field work is required, with on-site responsibilities in a primarily field environment.

Qualifications

• High School Diploma or GED with six or more years of related experience, or equivalent combination.
• College-level coursework in engineering preferred.
• Prior experience in substation equipment testing preferred.

Responsibilities

• Inspects and tests relays and other substation equipment to ensure proper operation with electrical testing instruments.
• Installs and maintains substation, transmission, and distribution protection systems.
• Performs routine maintenance to meet NERC compliance.
• Trains less experienced personnel in relay maintenance and safe work procedures.

Skills

Electrical theory

Testing techniques

Protection system maintenance

Power tools operation

Hazard recognition

Reading safety rules & manuals

Education

High School Diploma or GED with six or more years of related experience

Tools

SCADA systems

RTUs

HMI systems

Electrical testing equipment

Job description

Location: Lewisville, TX, United States
Job ID: 6089621
Date Posted: Nov 4, 2026

SUMMARY

Under general supervision, inspects, tests, and maintains relay equipment and performs other substation maintenance duties related to protection systems.

ESSENTIAL DUTIES AND RESPONSIBILITIES

• Inspects and tests relays and other substation equipment to ensure proper operation, utilizing such equipment as voltmeters, ammeters, phase angle meters, oscilloscopes and related electrical testing equipment
• Installs and maintains substation, transmission, and distribution Protection systems
• Performs routine maintenance on relays and substation equipment as required to maintain NERC compliance
• Trains and instructs less experienced personnel in techniques of relay maintenance and other duties by applying a full working knowledge of safe work procedures as outlined in the Safety Manual

AFFILIATED DUTIES

• Available to perform on call work as necessary
• May serve as either dispatcher or switchman
• Properly creates "As Built" drawings for changes to protection systems
• Performs other duties as assigned

COMPETENCIES

• In-depth knowledge and understanding of electrical theory, transformer theory, math and drafting
• In-depth knowledge and understanding of safe and proper testing techniques
• In-depth knowledge and understanding of protection system construction and maintenance
• Ability to operate power tools and electrical testing equipment
• Ability to recognize and communicate hazardous conditions

QUALIFICATIONS

MINIMUM EDUCATION AND/OR EXPERIENCE:

• High School Diploma or GED with three to five years of related experience, or equivalent combination of education and/or experience related to the discipline.
• College level course work in an engineering discipline or related vocational training preferred.

Prior experience working in substation equipment test preferred.

where incumbent is required to operate machinery and/or equipment covered under the State Motor Carrier Act, the incumbent must meet requirements of Part 391 of the Act (Driver Qualification) before operating such equipment.

CERTIFICATES, LICENSES, REGISTRATIONS

• Job requirements include meeting and maintaining regulatory standards required for the position including passing any screening required by the Company as required to meet NERC CIP regulations.
• Must also have and maintain a driving record that meets the Company's standards. Applicant must be able to receive TWIC from the TSA to access Texas City substations in Port facilities.

COMMUNICATION SKILLS

• Ability to read and interpret documents such as safety rules, operating and maintenance instructions, procedure manuals, and AC and DC schematics
• Ability to write routine reports and correspondence
• Ability to speak effectively before groups of customers or employees of organization

MATHEMATICAL SKILLS

• Ability to calculate figures and amounts such Power factor, MVA, MW, and MVAR
• Ability to apply concepts of basic algebra, geometry, and trigonometry

ANALYSIS AND PROBLEM-SOLVING ABILITY

• Ability to apply common sense understanding to carry out detailed but uninvolved written or oral instructions. Ability to deal with problems involving few concrete variables in standardized situations.

PHYSICAL DEMANDS

• Ability to perform physical activity associated with climbing poles, such as pushing, pulling, lifting and bending. Ability to lift, carry, and push up to 50 pounds and pull up to 75 pounds.

WORK ENVIRONMENT

Primarily field environment.

JOB DESCRIPTION

Union: $6160 Per Hour

SUMMARY

Under limited supervision, inspects, tests, maintains, and installs relay and control equipment in electrical substations and performs other substation maintenance duties related to protection systems.

ESSENTIAL DUTIES AND RESPONSIBILITIES

• Ability to install, maintain, test, adjust, troubleshoot and repair relay and control equipment in electrical substations which includes, but is not limited to electromechanical, solid state and digital protective relays, instrument transformers, indicating and KWH/KW meters, recording instruments including sequential event recorders and digital fault recorders, controls to all substation equipment including breakers, transformers, regulators, capacitors, reactors and all associated equipment, and remote control equipment including various forms of SCADA
• Inspects and tests relays and other substation equipment to ensure proper operation, utilizing such equipment as voltmeters, ammeters, phase angle meters, oscilloscopes and related electrical testing equipment
• Installs and maintains substation, transmission, and distribution Protection systems
• Trains and instructs less experienced personnel in techniques of relay maintenance and other duties by applying a full working knowledge of safe work procedures as outlined in the Safety Manual

AFFILIATED DUTIES

• Required to perform on call rotation
• May serve as either dispatcher or switchman
• Properly creates "As Built" drawings for changes to Protection systems
• Performs other duties as assigned

COMPETENCIES

• Strong knowledge of protective relay applications, testing and operations of both electromechanical, solid state, and digital relays
• Strong knowledge and understanding of electrical theory, transformer theory, math and drafting
• Strong knowledge and understanding of safe and proper testing techniques
• Strong knowledge and understanding of Protection system operation and maintenance
• Ability to troubleshoot electrical circuits via AC and DC schematics
• Ability to operate power tools and electrical testing equipment
• Ability to recognize and communicate hazardous conditions

QUALIFICATIONS

MINIMUM EDUCATION AND/OR EXPERIENCE:

• High School Diploma or GED with six or more years of related experience and completion of competency levels for Relay Technician I, or equivalent combination of education and/or experience related to the discipline.

Previous experience testing Relays is required.

College level course work in an engineering discipline or related vocational training preferred.

Where incumbent is required to operate machinery and/or equipment covered under the State Motor Carrier Act, the incumbent must meet requirements of Part 391 of the Act (Driver Qualification) before operating such equipment.

CERTIFICATES, LICENSES, REGISTRATIONS

• Job requirements include meeting and maintaining regulatory standards required for the position including passing any screening required by the Company as required to meet NERC CIP regulations.
• Must also have and maintain a driving record that meets the Company's standards. Applicant must be able to receive TWIC from the TSA to access Texas City substations in Port facilities.

COMMUNICATION SKILLS

• Ability to read and interpret documents such as safety rules, operating and maintenance instructions, and procedure manuals
• Ability to read, interpret, and "As Built" Protection system schematics
• Ability to write routine reports and correspondence
• Ability to speak effectively before groups of customers or employees of organization

MATHEMATICAL SKILLS

• Ability to perform mathematical calculations related to electrical power systems
• Ability to calculate figures and amounts such as Power factor, MVA, MW, and MVAR
• Ability to apply concepts of basic algebra, geometry, and trigonometry

COMPUTER SKILLS

• Advanced knowledge of computers
• Strong knowledge of SCADA, Remote Terminal Units (RTUs), Human Machine Interface (HMI) and communications

ANALYSIS AND PROBLEM-SOLVING ABILITY

• Ability to apply common sense understanding to carry out detailed but uninvolved written or oral instructions. Ability to deal with problems involving few concrete variables in standardized situations.

PHYSICAL DEMANDS

• Ability to perform physical activity associated with climbing poles, such as pushing, pulling, lifting and bending. Ability to lift, carry, and push up to 50 pounds and pull up to 75 pounds.

WORK ENVIRONMENT

Primarily field environment.

SAFETY AND ADA STATEMENT

Safety Statement: Safety is a core value at (TXNM Energy/PNM/TNMP) and our vision, "everyone goes home safe", reflects our commitment to promoting an environment conducive to learning, improving and building safety practices. Our safety value is built upon the belief that every employee deserves to work in an environment free from harm.

Americans with Disabilities Act (ADA) Statement: If you require assistance with the job application process due to a disability, please contact HR ADA Analyst, at 505-241-4627.