Ability to direct the work of subordinate technicians, read and interpret plans, schematics, process control flow diagrams, system/network drawing, detail drawings and wiring diagrams, perform complex maintenance tasks involving analog and computer equipment, perform some original circuit design work as required to implement minor analog and digital equipment modifications, analyze situations accurately and adopt an effective course of action, prepare maintenance service reports, prepare new and/or modified equipment operating and maintenance procedures, read, write and speak the English language at a level required for successful job performance, respond to emergency calls, and work day, swing, or graveyard shifts. Knowledge of electrical and electronic theory and practice as applied to process instrumentation and control equipment, analog and digital system fault diagnostic techniques and procedures, principles of chemistry and physics, the architecture, maintenance and operation of digital computer systems, the operation of telemetry systems, materials, methods, and equipment used in the inspection, testing, calibration, maintenance, and repair of process instrumentation and control equipment, the principles of preventative maintenance, the principles of proper maintenance documentation, and safety practices necessary for the work.