The technician installs, maintains, calibrates, troubleshoots, tests, revises, and repairs electrical, control, and instrumentation equipment for water and wastewater treatment. Also assists in overseeing Supervisory Control and Data Acquisition (SCADA) computer systems, Programmable Logic Controllers (PLC), and maintenance software packages.
Duties and Essential Job Functions:
Install, calibrate, maintain, troubleshoot, and repair electronic and electromechanical control equipment and associated power systems to ensure proper operation; maintain and troubleshoot computerized process control equipment such as PLCs, RTUs, and SCADA systems. Perform preventative, scheduled, and emergency maintenance, including developing and implementing calibration schedules. Maintain and revise control panels, programmable controllers, and related input and output equipment. Install, maintain, repair, and calibrate various detectors, alarms, analyzers, and sensors for flow, level, pressure, temperature, pH, ORP, Chlorine, Ammonia, etc. Maintain awareness of new technology; and perform additional duties as assigned.
Confer with operators, mechanics, project engineers, and supervisors regarding instrumentation, control, and SCADA issues. Communicate in advance with affected staff on instrumentation and related PLC or SCADA work. Prepare reports on technical issues as required. Develop, implement, and maintain procedures for documenting activities in instrumentation and control areas, including maintaining an instrumentation and control equipment maintenance log.
Related technical coursework or Associates in Electronics or Instrumentation preferred. Knowledge of basic electronic and electrical theories, including analog/digital principles. Basic PLC programming and applications, radio communication, process control, instrumentation, motor starter principles, and troubleshooting techniques. Knowledge of SCADA systems, process controls, programmable controllers, and related IO subsystems. Knowledge of water/wastewater distribution and collection systems principles and applications.
Knowledge of the standards, practices, methods, materials, tools, and measuring instruments used in the electrical, electronic, and mechanical fields. Considerable knowledge of the hazards and safety precautions peculiar to this work. Skilled in using power and hand tools and measuring instruments, such as volt ohmmeter, oscilloscope, tone test meter, current loop calibrator/simulator, and specialized calibration and configuration equipment. Have the ability to read P & ID and electrical drawings, schematics, and blueprints and work quickly and safely under pressure in emergency situations.
Valid driver’s license and acceptable motor vehicle record.
Physical Demands/Work Environment:
Moderate physical work requires lifting and carrying objects weighing up to 50 pounds, excerpting up to 20 pounds of force frequently, and up to 10 pounds of force constantly to move objects. Regular walking and standing for inspection and testing; frequent pushing, pulling, bending, crouching/stooping, and climbing to test and inspect control systems; hand/eye coordination to operate computers and peripherals; hand/foot coordination for operation of a vehicle to travel to remote sites; vision to read manuals, test instruments, and other written materials; speech communication to provide technical information and instructions; hearing and listening to troubleshoot equipment and communicate on telephone and radio.