Instrumentation and Control Technician

  • Electrical/Instrumentation Technician
  • San Diego
  • April 17, 2023

Website City of San Diego



Instrumentation and Control Technician positions install, test, adjust, modify and maintain digital and analog circuitry, microprocessor-controlled devices, programmable logic controllers, variable frequency devices, electric valve actuators, process control equipment, telemetry devices, sensors, and controllers on a wide variety of water and wastewater treatment process instruments and devices; write, modify and test complex relay ladder logic or function block instruction sequences in the form of computer programs to monitor and control water or wastewater treatment processes; operate computer terminals, portable programming units or other complex electronic test equipment to analyze and troubleshoot instrumentation and control systems; perform mathematical computations to calibrate instruments and determine values of inputs and outputs in computer programs; maintain records of work performed; and perform other duties as assigned.

* Eligible benefitted employees originally hired on or after July 10, 2021, will be automatically enrolled in the San Diego City Employees Retirement System (SDCERS).

* For positions in the Water Recovery, Water Delivery, and Pure Water Branches, Instrumentation and Control Technician employees will be given respirator and confined space entry training. Employees must be able to pass a Respirator Fit Test for entry into confined spaces and chlorine environments and pass confined space entry training within six months from date of hire.

* Employees must also agree to remain clean-shaven in order to safely use a self-contained breathing apparatus, air purifying respirator, or on-line air system.

* Instrumentation and Control Technician employees may be required to work overtime including nights, weekends and holidays.

* Instrumentation and Control Technician employees may require working on a stand-by basis for which they may receive 5% additional pay.

* Instrumentation and Control Technician employees may also require work in a sewerage or chemical environment, in high places, tanks or channels, and confined spaces.

You must meet the following requirements on the date you apply, unless otherwise indicated.


One year of full-time experience performing all phases of journey-level electronics technician work which MUST include diagnosing, repairing and programming logic controllers at a water or wastewater treatment plant or industrial production plant, AND you must also meet ONE of the following options:

1. Successful completion of a state-accredited four-year Electronics or Communications Technician Apprenticeship Program.
2. Four years of full-time experience assembling, installing, and maintaining microprocessor-based control equipment, electronic instrumentation and control equipment (e.g., distributive control systems or programmable logic controllers), security systems, video cameras, access control systems, or telemetry equipment which MUST include two years of full-time troubleshooting and repair experience at the component level.

LICENSE:  A valid California Class C Driver License is required at the time of hire.


* Knowledge of Supervisory Control and Data Acquisition (SCADA) and/or Distributed Control System (DCS) environments.
* Knowledge of water and wastewater treatment facilities and conveyance systems.
* Experience maintaining distributed control systems.
* Experience with medium voltage distribution systems.
* International Society of Automation (ISA) Certified Control Systems Technician (CCST) Level 2 Certification.
* A valid State of California Electrician Certification.

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