Knowledgeable about testing on SF6 and vacuum breakers (insulation resistance, timing, minimum pickup, contact resistance), potential/voltage and current transformers (TTR, excitation, polarity, dielectric withstand, burden tests), air switches, switchgear/switchboards (ATS functionality, breaker testing, torque verification), metering and relaying (event file analysis, basic meter testing), SCADA/control systems (basic networking and subsystem knowledge), and thermography (IR scan surveys and interpretation)