Instrument & Control Technician II/III

Sweetwater Authority | Spring Valley, CA

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Posted Date 11/15/2022

Perform routine skilled duties in maintenance, repair, installation, modification, construction, and calibration of a wide variety of electrical and electronic control systems, plant control systems, programmable logic controllers (PLC), remote terminal units (RTU), variable frequency drives (VFD), motor control centers, communication systems, field telemetry systems, and related equipment and devices used in the treatment, storage, pumping and distribution of potable water, maintenance and repair of chemical feed equipment.

Examples of Duties/Responsibilities

  • Test, troubleshoot and calibrate; repair and perform preventative maintenance on a variety of complex electronic, telecommunications and instrumentation systems, components and devices associated with the operation of a large, state of the art water treatment and distribution system; rebuild equipment to manufacturer's specifications, including motors, motor controls, programmable logic controllers, flow and pressure standards, soft start/hard start motor controls, variable frequency drives, standard and specialized testing equipment, and correct defects in instrumentation.
  • Install, maintain, repair and calibrate a wide variety of pneumatic and electronic recording and indicating instruments such as differential pressure flow meters, sonic flow meters, pressure and temperature recorders, signal conversion modules, level sensing devices, valve actuators, and pneumatic controllers.
  • Perform preventative maintenance to chemical feed equipment and related process equipment. 
  • Perform a variety of unscheduled work in response to emergency situations or to repair unexpected equipment failures.
  • Perform a variety of administrative tasks: Reconcile work orders, research vendors and technical information, prepare reports, and other related activities.
  • Perform preventative maintenance to vertical and horizontal pumps, compressors, gear drives, and exhaust ventilators.
  • Perform maintenance and minor repairs to buildings, appurtenances, and heating, ventilation, and air conditioning (HVAC) equipment.
  • Maintain inventory of critical parts and instrumentation.
  • Troubleshoot and repair programmable logic controllers (PLC), input/output cards, and load programs.
  • Rebuild equipment to manufacturer's specifications, including motor controllers, flow and pressure standards, and standard and specialized testing equipment and correct instrumentation defects.
  • Use computerized maintenance management system to receive and complete work orders, preventative maintenance plans, and requisitions of materials and spare parts.
  • Support systems and networks used for the transportation of electronic signals across a wide geographic area utilized by the Supervisory Control and Data Acquisition (SCADA) system; support software-based control and instrumentation logic and perform other related duties.
  • Input information on new equipment into applicable databases.
  • Inspect and test gas detector assemblies, based on original equipment manufacturer (OEM) specifications.
  • Perform routine monitoring, troubleshooting, and preventative maintenance on 480 voltage of alternating current (VAC) and direct current (DC) motors and motor control circuits.
  • Calibrate gas detector sensors, flow transmitters, pressure transmitters, electrical conductivity meters, level transmitters, turbidity meters, and other related equipment.
  • Conduct research and price comparisons for new equipment.
  • Install new instrumentation.
  • Interpret and maintain wiring diagrams and schematics; troubleshoot and upgrades prints.
  • Respond to after-hours work emergencies on an on-call basis.
  • Perform work on mechanical equipment and building facilities.
  • Provide assistance to Plant Maintenance Technicians as necessary.
  • Pickup and delivery of maintenance materials and equipment from Treatment Plant sites, vendors and contracted repair shops.
  • Serve as an Entry Team member on the Authority's HAZWOPER) team and ensure that chemical and hazardous material spills are handled in accordance with State and Federal regulations.
  • Perform wash down and cleaning of sedimentation basins.
  • Establish and maintain effective working relationships with co-workers, customers, vendors, Board members, and the public.
  • Perform other duties of a similar nature or level.


Education/Training/Experience (positions in this class typically require):
Any combination equivalent to experience and education that could likely provide the required knowledge and abilities would be qualifying.  A typical way to obtain the knowledge and abilities would be:

  • Equivalent to completion of the twelfth grade supplemented with college-level course work, or specialized training.
  • Two (2) years of experience in the design, installation, maintenance and repair of complex electrical and electronic equipment and devices common to a large water treatment system.
  • Two (2) years of technical training in electronics, mechanical maintenance, and water technology.
  • Three (3) years directly related experience in electrical and electronics, mechanical repair, preventative maintenance, and basic computer skills; or, an equivalent combination of education and experience sufficient to successfully perform the essential duties of the job such as those listed above.

Licenses/Certifications – Required Conditions of Employment:

  • Possess and maintain a valid California Class C Driver License.
  • Maintain an acceptable, safe, and active driving record, together with proof of insurability.

*Positions may be filled at the Instrument & Control Technician II or III level depending upon qualifications. See the Instrument & Control Technician III job description for minimum qualifications and salary range.
*Salary range on posting is level II-III
Instrument & Control Technician II- $39.957-$48.555 Hourly
Instrument & Control Technician III- $44.092-$53.583 Hourly

*The Authority is recruiting for two positions

Job Category
Local Government
Career Level
Mid Level

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