Senior Test Technician

ABM Industries is seeking a Senior Testing Technician to join our Electrical Power Services team. This position serves as a technical lead responsible for the inspection, testing, troubleshooting, maintenance, commissioning, and evaluation of electrical power distribution equipment in commercial, industrial, utility, and mission-critical environments.

The Senior Testing Technician performs testing activities independently, analyzes and evaluates equipment condition, develops technical recommendations, oversees safety compliance, and provides guidance and mentorship to Testing Technicians I and II. NETA certification is not required; however, candidates should possess the technical knowledge, field experience, leadership capabilities, and power systems expertise consistent with an advanced-level electrical testing professional. This role serves as a key field resource supporting project execution, customer relationships, technical quality, and operational excellence.

Benefit Information: ABM offers a comprehensive benefits package. For information about ABM’s benefits, visit

Essential Functions

• Independently perform acceptance, maintenance, troubleshooting, and commissioning testing of electrical power equipment and systems.
• Test, inspect, evaluate, troubleshoot, maintain, and document:
• Low-, medium-, and high-voltage switchgear
• Protective relays
• Power transformers
• Instrument transformers
• Circuit breakers
• Motor control centers
• Automatic transfer switches
• Power cables
• Battery systems
• Grounding systems
• Protective and control systems
• Analyze test data and determine equipment condition, serviceability, and recommended corrective actions.
• Perform advanced troubleshooting of electrical power systems and equipment.
• Lead field activities on assigned projects and coordinate work with customers, project managers, and subcontractors.
• Review project specifications, testing procedures, one-line diagrams, and construction documents.
• Perform and supervise electrical switching activities within assigned qualifications and company procedures.
• Prepare and review field reports, test documentation, deficiency reports, and technical recommendations.
• Ensure compliance with company procedures, customer requirements, OSHA regulations, NFPA 70E requirements, and industry standards.
• Conduct jobsite safety meetings, Job Hazard Analyses (JHAs), and pre-task planning activities.
• Train, mentor, and provide technical guidance to Testing Technician I and Testing Technician II personnel.
• Support emergency response activities, outages, startup activities, commissioning projects, and critical shutdowns.
• Serve as a technical resource for customers and internal stakeholders.

Required Qualifications

• High school diploma or GED.
• Minimum 5–8 years of experience in electrical testing, commissioning, field service, industrial maintenance, utility operations, power generation, data center operations, or related electrical power systems work.
• Demonstrated experience independently performing electrical testing and troubleshooting activities.
• Strong understanding of:
  • Electrical theory
  • AC and DC power systems
  • Protective relaying
  • Power distribution systems
  • Power quality concepts
  • Electrical equipment operation and maintenance
• Ability to read and interpret:
  • One-line diagrams
  • Three-line diagrams
  • Schematics
  • Protection and control drawings
  • Equipment specifications
  • Construction documents
• Experience interpreting and evaluating electrical test results.
• Working knowledge of:
  • NETA Acceptance Testing Specifications (ATS)
  • NETA Maintenance Testing Specifications (MTS)
  • IEEE standards
  • ANSI standards
  • NEC requirements
  • OSHA regulations
  • NFPA 70E
• Experience using advanced electrical testing equipment and diagnostic instruments.
• Strong written communication skills with ability to prepare professional technical reports.
• Valid driver's license and acceptable driving record.
• Ability to travel up to 75% based on project and customer requirements.

Knowledge, Skills, and Abilities

• Ability to independently execute testing projects with minimal supervision.
• Strong troubleshooting and analytical skills.
• Ability to evaluate equipment condition and recommend corrective actions.
• Ability to supervise field activities and coordinate multiple work tasks.
• Strong customer service and communication skills.
• Ability to make sound technical decisions in the field.
• Strong organizational, planning, and documentation skills.
• Commitment to safety, quality, and continuous improvement.

Physical Requirements

• Ability to lift, carry, push, and pull testing equipment and materials weighing up to 50 pounds.
• Ability to stand, walk, climb ladders, bend, kneel, crouch, and work in confined spaces.
• Ability to work in substations, electrical rooms, industrial facilities, outdoor environments, and construction sites.
• Ability to wear all required PPE, including arc-flash and electrical safety equipment.
• Ability to work extended hours, nights, weekends, holidays, and emergency callouts when required.

Career Progression

The Senior Testing Technician role is an advanced technical position within the Electrical Power Services organization and serves as a development path toward Lead Testing Technician, Project Manager, Operations Manager, or other technical leadership roles.

About Us


ABM (NYSE: ABM) is one of the world’s largest providers of facility services and solutions. A driving force for a cleaner, healthier, and more sustainable world, ABM provides essential services and forward-looking performance solutions that improve the spaces and places that matter most. From curbside to rooftop, ABM’s comprehensive services include janitorial, engineering, parking, electrical and lighting, energy and electric vehicle charging infrastructure, HVAC and mechanical, landscape and turf, and mission critical solutions. ABM serves a wide range of industries – from commercial office buildings to universities, airports, hospitals, data centers, manufacturing plants and distribution centers, entertainment venues and more. Founded in 1909, ABM serves over 20,000 clients, with annualized revenue approaching $8 billion and more than 100,000 team members in 350+ offices throughout the United States, United Kingdom, Republic of Ireland, and other international locations. For more information, visit


ABM is proud to be an Equal Opportunity Employer qualified applicants without regard race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran or any other protected factor under federal, state, or local law. ABM is committed to working with and providing reasonable accommodation to individuals with disabilities. If you have a disability and need assistance in completing the employment application, please call View phone number on click.appcast.io. We will provide you with assistance and make a determination on your request for reasonable accommodation on a case-by-case basis.


ABM participates in the U.S. Department of Homeland Security E-Verify program. E-Verify is an internet-based system used to electronically confirm employment eligibility.


ABM is a military-friendly company proudly employing thousands of men and women who have served in the U.S. military. With ABM, you’ll have access to a world-class training program and ample opportunities to use the skills you developed while serving our country. Whether you’re looking for a frontline or professional position, you can find post-military career opportunities across ABM.
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