Senior Instrument Control Technician

Overview

The City of San Mateo Public Works Department is looking for a Senior Instrument Control Technician.

The Senior Instrument Control Technician installs, maintains, calibrates, tests and repairs a variety of data acquisition, radio communications, and instrumentation and control equipment for wastewater collection and treatment plant systems; provides principal oversight of Supervisory Control and Data Acquisition (SCADA) computer systems and Programmable Logic Controllers (PLC); assists in the oversight of the Computerized Maintenance Management Systems (CMMS); performs highly skilled electrical, electronic and mechanical work related to in-plant metering equipment and remote controlled devices;

operates, monitors, and controls an advanced wastewater treatment (tertiary) system; and performs other related work as required.

Depending upon assignment, duties may include, but are not limited to the following:

• Assist in the installation, calibration, maintenance and troubleshooting of electronic and electromechanical equipment to ensure proper operation; assist in the troubleshooting and repairing of control system and electrical power failures in the WWTP, pump and lift station.
• Install, calibrate, maintain, troubleshoot and repair electronic and electromechanical equipment to ensure proper operation; maintain and troubleshoot computerized process control equipment such as PLCs, RTUs, and SCADA system devices; troubleshoot control system and electrical power system failures in plants, lifts and pump stations; and maintain awareness of new related technology.
• Develops and implements improvement projects for the instrumentation and controls systems and equipment by contractors or in-house staff. Clean, oil and paint equipment.
• Maintain documentation and records for the department’s SCADA system and instrumentation/control systems at the wastewater treatment plant (schematics, licenses, etc.). Perform regular technical programming of the SCADA system to provide programming and troubleshooting assistance as needed during special testing and operations. Confer with operators, mechanics, project engineers and supervisors regarding SCADA issues.
• Respond to and resolve internal customer complaints and issues; provide documentation as required. Communicate in advance with affected staff on programming and related SCADA work.
• Provide oversight, technical support, inspection and coordination over control system modification made by contractors. Maintain documentation and plans of modifications.
• Prepare reports on technical issues as required.
• Develop, implement, and maintain procedures for documenting activities in instrumentation and control areas related to programming of RTUs and HMI software, field implementation of programming change, and process control improvements.
• Provide safety and skills training to apprentice instrumentation technicians, electricians and other plant staff.
• Write basic PLC programming for the implementation of system modifications and process enhancements. Interpret, prepare, and verify control schematics, diagrams and prints. Provide technical assistance and guidance to staff. Program control systems, instruments and computer operated devices.
• Read, understand and perform minor modifications to existing PLC code. Download PLC programs to PLCs and RTUs.
• Perform as lead person on Instrumentation/Controls projects; effectively provide training and direction to the Instrument Control Technician, Calibration Technician and other plant staff.
• Install, troubleshoot, modify, and implement computer hardware and software applications and components. Analyze and correct data communication and acquisition system problems.
• Design, install, test, repair, calibrate and maintain complex electrical, electronic and mechanical equipment such as meters, telemeters, integrators, tone control equipment, temperature control devices, fire alarm equipment, water quality analyzers, life safety equipment, and remote controlling devices, including relays, rectifiers, and manometers.
• Perform related duties as assigned.

• You possess knowledge of principles of computer systems, procedures,…