Under constant supervision, diagnose, repair, and perform preventative maintenance on all electronic instrumentation used to monitor or control oilfield service equipment (i.e., basic multimeter functions, tool assignment, wire soldering, wire termination, equipment voltage, electronic instrument repair, automation equipment repair, electronic monitoring calibration, control equipment calibration, utilizing diagnostic software, procedures for completing paperwork, etc.). The Instrument and Electrical Technician works under constant supervision to develop the skills required to diagnose, repair, and perform preventative maintenance on all electronic instrumentation used to monitor or control oilfield service equipment.