SENIOR INSTRUMENTATION TECHNICIAN
Class specifications are intended to present a descriptive list of the range of duties performed by employees in the
class. Specifications are not intended to reflect all duties performed within the job.SUMMARY DESCRIPTION
Under direction, leads, oversees, and participates in performing a wide variety of skilled tasks including
installation, repairs, troubleshooting, planning, modification, design, installation and calibration of
instrumentation, SCADA control and electrical systems for wastewater treatment facilities; oversees and
maintains a spare parts inventory; and trains staff in the operation and maintenance of electrical and
electronic instrumentation equipment.
This is the advanced journey-level class in the Instrumentation Technician series. Positions at this level
are distinguished from Instrumentation Technician by having primary accountability for all
instrumentation program leadership and technology evaluation, as well as implementation and project
coordination responsibilities. Employees in this class perform the most difficult and responsible
instrumentation duties, including the performance of lead supervisory duties. Employees at this level are
required to be fully trained in all procedures related to the assigned area of responsibility
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REPRESENTATIVE DUTIESshow more...
The following duties are typical for this classification. Incumbents may not perform all of the listed duties and/or
may be required to perform additional or different duties from those set forth below to address business needs and
changing business practices.
1. Provide lead supervision and training to assigned staff responsible for performing a wide variety
of skilled tasks including installation, repairs, troubleshooting, planning, modification, design,
installation and calibration of instrumentation, SCADA control and electrical systems for
wastewater treatment facilities; oversee and train staff in the operation and maintenance of
electrical and electronic instrumentation equipment including programmable logic controllers,
variable frequency drives, remote terminal units, supervisory control data acquisition (SCADA)
systems, and software controlled units and equipment.
2. Prioritize, plan and oversee projects and workload for the assigned unit; coordinate with internal
and external customers regarding project requirements and timelines; delegate work to
subordinate staff; assess and plan for future needs.
3. Verify the work of assigned staff for accuracy, proper work methods, techniques and compliance
with applicable standards and specifications; ensure adherence to established guidelines, rules and
regulations; assist in hiring and evaluating the performance of staff.
4. Provide lead supervision to assigned staff on proper safety procedures related to all work
performed; oversee and participate in safety and training sessions and seminars; train assigned
staff in the methods and techniques of assigned unit.
5. Oversee the use, care, and operation of process control instrumentation, electrical, and related
equipment; research, recommend and implement new and revised procedures, systems and
equipment for assigned unit.
6. Oversee and participate in the repair of instrumentation systems, equipment and components,
both in the field and in the shop.
7. Oversee and participate in installing and maintaining electrical control systems and
instrumentation systems including electronics, programmable controllers, telemetry,
telecommunications, meters, generators, transmitters, hydraulics, pneumatics and a variety of
other systems; inspect installed systems to ensure proper operation.
8. Oversee and participate in repairing, troubleshooting, installing, and maintaining high and low
voltage electrical equipment and related devices including transformers, power panels, wireways,
light fixtures, receptacles, and disconnect switches.
9. Provide technical advice and support to operators, supervisors, City engineering staff, and
agency personnel; work closely with private control system design and engineering teams.
10. Modify, design and change control circuits; install temporary systems to sustain operations.
11. Ensure safe and reliable power to all plant processes.
12. Modify and implement computer software programs for data logging and control.
13. Maintain efficient records on operations and activities; coordinate and prepare a variety of
14. Interpret and modify drawings, blueprints, schematics and diagrams for a variety of wastewater
15. Estimate time, materials, and equipment required for projects; coordinate purchase of required
16. Respond to emergency call-outs on nights, weekends and holidays.
17. Work with management in establishing and overseeing goals and objectives for assigned unit.
18. Perform related duties as required.
Operational characteristics of instrumentation and electrical equipment and components.
Principles of lead supervision and training.
Advanced methods, techniques, materials, equipment, and tools used in installing electrical wiring,
control devices, and equipment.
Advanced operational characteristics of fiber-optic, Local Area Network, and SCADA systems.
Standard terms, practices, procedures, methods, and mathematics used in the instrumentation and
National Electrical Code and the Electrical Safety Orders of Cal OSHA.
Advanced principles of pneumatic controls and devices, telemetry and electronic installation,
maintenance, operation, testing and repair.
Preventive maintenance applicable to electrical and instrumentation systems.
Effects of hazardous chemical conditions encountered in a wastewater treatment plant.
Occupational hazards and standard safety practices.
Office procedures, methods, and equipment including computers and applicable software applications.
Principles and practices of project management.
Telecommunications operating systems and equipment.
Lead, organize, train, assign and review the work of staff.
Independently perform the most difficult installation, repair, troubleshooting, and maintenance of
instrumentation and electrical equipment.
Understand the organization and operation of the City and of outside agencies as necessary to assume
Interpret, explain, and enforce department policies and procedures.
Understand, interpret, explain, and apply applicable federal, state, and local policies, laws, and
Operate programmers, calibrators, measuring, and testing devices, hand tools, and equipment of the trade.
Calibrate, align, and test a variety of systems designed to monitor treatment plant processes and activities.
Plan and execute repair, maintenance, and installation of controls and equipment.
Estimate costs, time and labor requirements.
Troubleshoot and diagnose problems.
Read and interpret technical illustrations, blueprints, maps, plans, specifications, wiring and pneumatic
Work in confined spaces and safely use self-contained breathing apparatus.
Keep records and schedule maintenance work.
Operate office equipment including computers and supporting software applications.
Assist management in the preparation of operations budgets and capital equipment plans.
Repair and maintain telecommunications operating systems and equipment.
Work under steady pressure with frequent interruptions.
Learn and apply new information or new skills.
Work independently in the absence of supervision.
Communicate clearly and concisely, both orally and in writing.
Establish and maintain effective working relationships with those contacted in the course of work.
Respond to emergency call-outs on nights, weekends and holidays and perform assigned duties in the
event of a City-declared emergency.
Education and Experience Guidelines - Any combination of education and experience that would likely
provide the required knowledge and abilities is qualifying. A typical way to obtain the knowledge and abilities
Equivalent to the completion of the twelfth grade supplemented by college-level course work
in electronics or a related field.
Four years experience performing duties equivalent to Instrumentation Technician with the
City of Simi Valley, including design, repair, installation and maintenance of electrical
equipment such as instrumentation systems, transformers, switches, control panels, electronic
components of telemetry systems and components utilized in a wastewater treatment plant.
License or Certificate:
Possession of a California Water Environment Association (CWEA) Electrical/Instrumentation Grade III
certification is desirable.