Under general supervision, the Electronic Instrumentation Technician at the Wastewater Enterprise, San Francisco Public Utilities Commission, performs a wide variety of highly skilled technical work on process control, industrial communications and monitoring equipment for the City’s sewage processing system.
The essential functions of this position include but are not limited to:
• Operates test apparatus such as Diagnostic Test Equipment (DTE), using established testing procedures to produce, regulate and record effects of actual or simulated conditions; prepares reports interpreting test data to useable terms; may direct other technical personnel assisting in test procedures. Operate major Programmable Logic Controlled (PLC) electronic systems for purposes of testing, trouble-shooting, and repair.
• Performs calibration, diagnostics, troubleshooting, preventive and corrective maintenance on complex process control systems and instruments. These tasks will be performed on analog, pneumatic, digital, process control systems. These control systems measure the following process variables: flow, level, pressure, vibration, temperature, position, speed, motion, atmospheric conditions, voltage, hazardous gas, and Analytical PH DO CL2. Troubleshoot PLC control logic, communications protocols, and is able to connect to PLCs and analyze logic programs. Recognize I/O registers, addresses, discrete, digital, and analog inputs/outputs, and make basic parameter changes. Trouble-shoot industrial control networks, communications buses which utilize various communications protocols such as TCP/IP.
• Develops documentation for the maintenance, installation, removal and modification of electronic systems and equipment. Documents all work performed by maintaining records, files, drawings/diagrams, and making reports.
• Installs and inspects new equipment; evaluates performance under operating conditions; assists engineers in the design, fabrication or modification of fixtures, instruments and related apparatuses; conduct system trend analysis, verify and evaluate dimensional and functional acceptability of such devices, and systems.
• Operates power tools, hand tools and measuring equipment including soldering equipment, oscilloscopes, multi-meters, analyzers, calibrators, signal generators, power supplies and other instruments used in operating, testing, calibrating or repairing electromechanical and electrohydraulic apparatuses.
• Troubleshoots and repairs various industrial electronic, pneumatic, and hydraulic devices, computers, controllers, communications system and equipment for the purpose of facilitating a City-wide water pollution control system.
• Maintains, tests, and calibrates industrial electronic and pneumatic computers, controllers, communications systems and equipment using established test procedures, ISA recommended methods, and National Bureau of Standards traceable standards for the purpose of maintaining uniform standards and accurate measurement.
• Fabricates and installs new test equipment and control systems for the purpose of solving existing problems or handling new plant processes.
• Modifies industrial electronic and pneumatic, computers, controllers, communications systems and equipment for the purpose of restoring or improving efficiency and/or capacity.
• Instructs and advises other personnel (engineers, supervisors, and other staff) in system maintenance procedures, operations and problems involving instrumentation and control equipment.
• Drives a vehicle to work sites in a safe manner.
The 7336 Electronic Instrumentation Technician (WPC) performs other related duties as required.
1. A. Completion of a two-year AA or AS degree program in Electronics, Instrumentation or related sciences; OR
B. Electronic or Instrumentation training (equivalent to an AA degree) at a recognized trade or technical school; OR
C. Military training equivalent to an AA degree in Electronics or Instrumentation AND;
2. A. Three years of experience in the maintenance and repair of industrial instrumentation and control equipment; OR
B. Three years of experience in the maintenance and repair of industrial equipment in at least three of the following four areas: Electronics, Pneumatics, Hydraulics, or Instrumentation; AND
3. Possession of a current valid Class C Driver’s License.
Applicants must meet the minimum qualification requirements by the final filing date unless otherwise noted.
• Experience with PLC Programming
• Troubleshooting and Maintenance with Industrial Control Networks
• Industrial Ethernet Network Experience
HOW TO APPLY:
Applications for City and County of San Francisco jobs are being accepted through an online process.