Electrical Testing & Commissioning Technician - Substation / Relay / Transformer

Advanced Electric Systems; Las Vegas (NV); On-site; USD 65,000 - 95,000; Full time

Job summary

Advanced Electric Systems (AES) is seeking Electrical Testing & Commissioning Technicians in the Las Vegas, NV area to perform field testing, troubleshooting, startup, and commissioning of critical electrical equipment on nationwide projects.

You will interpret schematics, relay logic, and protection settings, leading or supporting field crews during energization and outage-based commissioning while traveling as needed.

Qualifications

• 3+ years electrical testing or commissioning experience.
• Willingness to travel for project assignments.
• Ability to read electrical schematics and wiring diagrams.
• Familiarity with protective relay testing.
• Class A CDL or willingness to obtain one.
• Experience with substation equipment testing.

Responsibilities

• Perform field testing, troubleshooting, startup, and commissioning of electrical equipment
• Interpret electrical one-lines, schematics, protection logic, and relay settings
• Execute relay testing and protection scheme verification during outage-based commissioning projects
• Lead or support field crews during testing, commissioning, and energization activities
• Provide technical leadership on startup and capital upgrade projects when applicable
• Document and report test results per project specifications
• Coordinate with utility clients, EPCs, and project management teams

Skills

Electrical testing experience

Schematics reading

Relay testing familiarity

Travel readiness

CDL Class A or willingness

Tools

Doble

Omicron

Manta

Vanguard

Job description

About Us

Advanced Electric Systems (AES) is a wholly owned subsidiary of Quanta Services (NYSE: PWR), the largest utility contractor in North America. We are an electrical testing, maintenance, and repair company that specializes in high-voltage substations.

About Us

Advanced Electric Systems (AES) is a wholly owned subsidiary of Quanta Services (NYSE: PWR), the largest utility contractor in North America. We are an electrical testing, maintenance, and repair company that specializes in high-voltage substations.

Based out of Salt Lake City, Utah, AES has completed projects across North America. As our country’s electrical infrastructure is rapidly upgraded and expanded, our company’s services are in an all-time high demand. Being a Quanta Services company provides us with immense operational bandwidth and allows us to employ the most highly skilled individuals across an array of challenging projects.

AES is an Equal Opportunity Employer and participates in E-Verify.

About This Role

Advanced Electric Systems (AES) is looking for experienced Electrical Testing & Commissioning Technicians (Mid-Level through Senior) in the Las Vegas, Nevada area who are ready to take their skills on the road and work on some of the most critical electrical infrastructure projects in the country.

This is more than a job- it's an opportunity to work with cutting-edge electrical systems, tackle challenging field projects, and make an impact wherever the power goes. With nationwide travel, you'll experience new projects, new environments, and opportunities to grow your technical expertise along the way.

As part of the Quanta Services family, AES gives you the best of both worlds: the hands-on environment of a specialized electrical testing and commissioning team backed by the stability, resources, and career opportunities of one of North America’s largest utility infrastructure organizations.

If you're ready to put your expertise to work, see new places, and take your career to the next level - AES wants you on the team.

Typical Work Performed

• Acceptance & Maintenance Testing
• Relay Functional & End-to-End Testing
• Transformer Electrical Testing (TTR, PF, Winding Resistance)
• Breaker Timing & Contact Resistance
• CT Polarity & Saturation Testing
• Primary & Secondary Injection
• Protection Scheme Verification
• Switchgear & GIS Commissioning
• Outage-Based Startup & System Energization
• Troubleshooting Protection & Control Systems

Systems & Equipment Supported

• Protective Relay Systems (SEL, GE Multilin, ABB, Siemens, Basler)
• Power Transformers (Dry-Type & Oil-Filled)
• Instrument Transformers (CTs / VTs)
• Circuit Breakers (LV / MV / HV - Vacuum, SF₆, Oil)
• GIS Equipment
• Medium & High Voltage Switchgear
• Protection & Control Schemes
• DC Systems & Battery Banks

What You'll Do

As a Electrical Testing & Commissioning Technician, you will play a key role in ensuring the reliability of protection and control systems and electrical power apparatus. Your responsibilities will include:

• Perform field testing, troubleshooting, startup, and commissioning of electrical equipment
• Interpret electrical one-lines, schematics, protection logic, and relay settings
• Execute relay testing and protection scheme verification during outage-based commissioning projects
• Lead or support field crews during testing, commissioning, and energization activities
• Provide technical leadership on startup and capital upgrade projects when applicable
• Document and report test results per project specifications
• Coordinate with utility clients, EPCs, and project management teams

What You'll Bring

• 3+ years electrical testing or commissioning experience
• Class A CDL or be willing to get one
• Experience with substation equipment testing
• Familiarity with protective relay testing
• Experience with Doble, Omicron, Manta, Vanguard, or similar
• Ability to read electrical schematics and wiring diagrams
• Willingness to travel for project assignments

Preferred Qualifications

• NETA II / III / IV Certification
• Transformer Testing Experience
• Breaker Testing Experience
• Commissioning or Startup Experience
• Utility or EPC Project Experience
• Renewable Interconnect or BESS Project Experience
• Military Prime Power or Equivalent

AES hires technicians with NETA certification but is not a NETA-accredited company.

What You'll Get

When you join Advanced Electric Systems (AES), you're not just stepping into a job, you're becoming part of a team that takes pride in the work we do and the people who do it. Backed by the nationwide strength of Quanta Services (NYSE: PWR), you'll have the stability and resources of the largest utility contractor in North America while still enjoying the close-knit feel of a company that truly knows and supports its people.

You'll be joining a respected group of technicians and industry experts known for delivering high-quality electrical testing, maintenance, and repair services in high-voltage substations and protection and control systems. Here, your skills matter, your voice is heard, and your professional growth is taken seriously. Whether you're looking to expand your technical expertise, take on new challenges, or build a long-term career, you'll have the backing and opportunities to make it happen.

We Offer