Field Service Technician

. Perform electrical testing, maintenance, and repair services on electrical distribution systems and equipment .

Posted 9/25/2026full-timeDenver • Colorado • United StatesJuniorMid-Level💰 $35 - $45 per hourWebsite

Key responsibilities & impact

Perform electrical testing, maintenance, and repair services on electrical distribution systems and equipment
Travel to industrial and commercial customer sites
Inspect, test, troubleshoot, perform start-up, and collect data on low-, medium-, and high-voltage electrical systems from 480 V to 600 kV
Perform instrument transformer tests
Conduct power transformer testing using Doble, TTR, insulation resistance, and related methods
Test electro-mechanical and solid-state relays
Perform cable testing, including Tan Delta, Power Factor, VLF, and DC Hipot
Troubleshoot automatic transfer switches
Test low-, medium-, and high-voltage switchgear and circuit breakers
Perform moderately complex relay calibration and power metering
Rotate emergency on-call duty and respond to customer emergencies in a timely manner
Work with a team to complete assignments safely, efficiently, and to high quality standards

What you’ll need

Must be able to drive daily locally/regionally and be available for periodic overnight travel
Occasional emergency response, on-call duty, evenings, weekends, and holidays may be required
Associate’s degree from an accredited 2-year technical college in Electrical Power & Controls (EPC), EE degree from an ABET-accredited college, or similar military experience and training preferred
NETA Certification (I, II, III, or IV) or similar desired
At least 2 years of relevant experience performing switchgear testing and troubleshooting
Good PC skills, including email, internet, data entry, and Microsoft Excel; PowerDB experience is a plus
Ability to work safely and adhere to all electrical safety procedures
OSHA 30 hour, MSHA, NFPA 70-E, CPR/First Aid/BBP/AED training preferred
Applicants must currently reside within 75 miles of Denver; transitioning military personnel are exempt
Must remain drug-free and pass pre-employment and random drug tests
Must pass an acceptable pre-employment criminal background check
Physically fit to crawl, climb, stand, walk, and lift up to 75 lbs., with or without reasonable accommodations
Must pass a fit-for-duty physical exam
Valid driver’s license and good driving record required
Willingness to work flexible hours, overtime, occasional weekends, holidays, and nights
Must not currently or in the future require sponsorship to work in the U.S.
Must be able to read, write, and speak English fluently
Willingness to travel at least 40%

Comp & perks

Training on OSHA 30 hour, MSHA, NFPA 70-E, CPR/First Aid/BBP/AED can be provided by Shermco
Overtime opportunities
Equal opportunity employer
Drug-free workplace