Instrumentation Technology SCADA Unit (ITSU) Technician (Official Job Title: Technical Maintenance Specialist): Independent highly skilled technical work in the installation, adjustment, maintenance, repair, troubleshooting, and monitoring of water/wastewater instrumentation equipment, PLC’s, computers and peripherals, electronic control mechanisms, analog/digital converters, pneumatic/hydraulic controllers, encoded digital frequency shift telemetry and related utility technology components.



An Instrumentation/Technology Technician will, with instruction from supervisor, maintain, repair, monitor, and/or calibrate a variety of electronic, hydraulic/pneumatic, automatic control devices, sensors, recorders, meters, detectors, and other specialized testing devices/computer technologies used to support a utility. This will include providing support for the hardware and/or software utilized in these technologies. Some of the technologies supported are: SCADA, Maximo, ARM’s and telemetry. Additional duties are as follows, but, not limited to:

  • Inspect and diagnose technical instrumentation and/or hardware/software problems
  • Locates, adjusts, and repairs defects in instrumentation and/or hardware/software
  • Utilizes a variety of equipment with skill such as electronic testers (including voltmeters, ammeters, insulation testing meters, industrial analyzers, and oscilloscopes), pneumatic/hydraulic testers, computers, master controllers, microprocessors, laboratory and shop instruments, and other specialized control devices
  • Installs, adjusts, and maintains SCADA system, alternating and direct current devices, sensors, recorders, analog/digital parameter transmitters, receivers; medium/high/ultra-high frequency radio, alternating and direct current receivers, transmitters and auxiliaries; flow loop systems, alternating and direct current circuitry with solid state electronic micro circuitry, pneumatic control systems, according to diagrams, drawing, and sketches. Installs and tests antennae, frequency monitors, cable, electrical interference suppressors. Installs instrumentation controls per specification; makes modifications to equipment as necessary
  • Makes complete overhauls including adjusting, repairing, and replacing parts to convert obsolete equipment to conform with present instrumentation design, construction standards and user need
  • Maintains records of time and materials used in installing, repairing, maintaining, and adjusting equipment. Maintains a history of metering, control, and recording equipment
  • Procures supplies, materials, and parts necessary for instrumentation work
  • Coordinates with other repair agencies to effectively and efficiently facilitate economical repairs/replacement of damaged and defective equipment. Assist in the development, implementation, and maintenance and troubleshooting of electronic, instrumentation, and hardware/software systems


Minimum Qualifications: A Technical School Diploma or its equivalent and two (2) years of experience in related field; or a high school degree or GED and three (3) years experience in the installation, maintenance, troubleshooting and repair of electronics equipment and IT Technologies. A valid Driver’s License is required.


Preferred Qualifications: An Associate’s Degree from an accredited college, technical institute, or university in an engineering. electrical or related field and four years of progressively responsible experience in the installation, maintenance, troubleshooting, and repair of electronic equipment and IT technologies, preferably in the water and wastewater industries. Training in electronic control, instrumentation, electrical engineering, remote data acquisition, IT technology systems or related field. Courses with emphasis in SCADA technology systems. Experience with Wonderware. International Society for Automation (ISA) certification as a Certified Control Systems Technician (CCST). Journeyman/Master electrician license.


  1. Based Competencies: Knowledge of water and wastewater SCADA systems, operations and repair requirements and computer system hardware and software use for data acquisition, manipulation and storage. Knowledge of digital computer logic, PLCs, programming, profibus communications. Knowledge of radio communications systems and FCC regulations and requirements. Knowledge of tools, equipment and techniques used in the construction, maintenance, and repair of these systems and related facilities and the installation and maintenance of related facilities. Ability to troubleshoot, diagnose, measure, record, transmit, test and repair components according to manuals, factory specifications and knowledge of systems and equipment. Ability to perform all types of technical systems problems. Ability to understand and carry out oral and written instructions and to follow diagrams, blueprints or schematics. Ability to work independently and prioritize work. Ability to communicate effectively verbally and in writing with management, employees and general public. Skill in calculating electrical current flows, fluid pressures, measurements, gauges, etc. Ability to establish and maintain effective working relationships with others.


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