Field Service Technician I

Qualus

. Perform testing, maintenance, and repair of low- and medium-voltage circuit breakers, transformers, switchgear, motor control, and other electrical apparatus in the shop and field .

Posted 10/30/2026full-timeMiddle River • Maryland • United StatesJuniorMid-Level💰 $27 - $45 per hourWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in testing, maintenance, and repair of low- and medium-voltage electrical apparatus, including circuit breakers and transformers. Proficient in utilizing test equipment and reading schematics, with strong documentation skills using Power DB.

Highest-signal resume keywords

Low-Voltage Circuit Breaker TestingMedium-Voltage Circuit Breaker TestingElectrical TroubleshootingNETA CertificationMicrosoft Office Proficiency

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Circuit Breaker MaintenanceTransformer TestingMegger TestingDuctor TestingHi-Pot TestingHi-Current TestingTiming TestsWiring Circuit BreakersReading SchematicsDocumenting with Power DB

Soft Skills

Interpersonal SkillsCommunication SkillsBusiness AcumenManagement Ability

Tools & Technologies

Electrical ToolsSocket SetsTest Equipment

Certifications & Qualifications

High School DiplomaValid Driver's LicenseNETA 2NETA 3NETA 4

Industry Keywords

Commercial MaintenanceIndustrial MaintenancePower Systems TestingField WorkTime-Current Curves

About the role

Key responsibilities & impact

Perform testing, maintenance, and repair of low- and medium-voltage circuit breakers, transformers, switchgear, motor control, and other electrical apparatus in the shop and field
Perform Megger, Ductor, Hi-Pot, Hi-Current, and Timing tests on low- and medium-voltage breakers
Complete mechanical work and repairs on breakers and switches, including teardown, refurbishment, and parts replacement
Wire circuit breakers
Utilize and accurately read test equipment
Read schematics and wiring drawings
Troubleshoot circuit breaker controls
Read and plot time-current curves
Test transformers, including Power Factor and TTR
Accurately and consistently document using Power DB
Work with electrical tools and socket sets
Perform regular field work indoors and outdoors
Travel 50% with overnight travel

Requirements

What you’ll need

High School Diploma
1-5 years’ related experience in commercial and industrial maintenance
Minimum 2 years of industrial or commercial power systems testing
NETA 2, 3, or 4 preferred
Ability to perform regular field work indoors and outdoors
Strong interpersonal skills, communication skills, business acumen, and management ability
Proficient in Microsoft Office (Word, Excel and Outlook)
Valid Driver’s license and good driving record
Ability to communicate effectively in English, including reading and writing
Ability to reference and complete assignments as described in applicable specifications

Benefits

Comp & perks

Medical insurance
Dental insurance
Vision insurance
Life insurance
Short-term disability
Long-term disability
401(k) match
Flexible Spending Accounts
Employee Assistance Program (EAP)
Parental Leave
Paid time off
Holidays