Instrumentation and Control Technician

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Posting Close Date Applicants must submit their completed application by 06-30-2026 at 11:59 p.m. MST Application and Special Instructions APPLICATION REQUIREMENTS: As part of the online application process, all applicants are required to submit both an updated resume and cover letter at the time of application. Resumes and cover letters received after the application closing date will not be considered. Applications received that do not contain a resume and a cover letter with responses to the required questions listed below will be considered incomplete and will not be considered further in this recruitment process. In your cover letter, please ensure to include responses to the following: 1. Describe your experience in Electrical Systems or Equipment Repair and Service. 2. Do you possess electronic or instrumentation training from a recognized trade or technical school, or equivalent military training? 3. Describe your experience in maintaining, repairing, troubleshooting instrumentation and control systems. 4. Do you have three (3) or more years of experience working with instrumentation and controls? 5. Detail your experience in programming and configuring PLCs and software for Human-Machine Interface (HMI)/PLC systems. 6. Describe your hands-on experience with pressure transmitters, flow meters, analytical instrumentation, level transmitters, and Fluke process meters. 7. Do you have experience interpreting wiring diagrams, schematic drawings, and P&ID (Piping and Instrumentation Diagram) drawings? 8. Do you possess a valid and unrestricted driver's license? Do you have at least two (2) years of driving experience? Have you had a DUI in the past two (2) years? If you possess any of the preferred qualifications listed above, and wish to receive consideration for the experience the information must be verifiable in your resume and cover letter. Applicants will be evaluated based on the education and work experience provided in their employment profile, resume, and cover letter. Applicants who meet the minimum qualifications will be invited to participate in a written examination. The written examination is a highly technical exam. Applicants must have a solid understanding of electrical theory, Ladder Logic, Programmable Logic Controllers (PLCs) and communication equipment. You must be present to test as we will not offer additional test sessions - rescheduling is not an option. SAVE THE DATE: The written exam will be held July 17, 2026 Applicants who pass the written exam will be invited to an in-person panel interview. MARK YOUR CALENDAR: Interviews will be held July 22, 2026 This position requires the following pre-employment medical testing: - Basic Physical Exam - 50lb Lift test RECRUITER CONTACT INFORMATION: If you have any questions, please contact Roxie Escarcega at roxie.escarcega@tucsonaz.gov or (520) 837-2138. Position Specific Summary The Instrumentation and Control Technician position at the City of Tucson's Water Department is responsible for installing, maintaining, calibrating, troubleshooting and repairing electronic, mechanical and pneumatic instruments, including control systems used to monitor and regulate processes within the water distribution and production system. This position maintains communications for remote sites and validates systems to ensure proper operation, accurate control and reliable data collection. Work is performed under the supervision of the Electronics Technician Supervisor. This position does not supervise. Duties and Responsibilities Essential duties include but are not limited to: Maintains instrumentation and control devices, including flow meters, pressure transducers, level sensors, water quality monitors, chemical analyzers and remote communications systems. Performs routine maintenance and preventative checks on existing equipment to ensure optimal performance and reliability. Calibrates instruments to ensure accurate reading. Conducts functional tests on PLC control systems, water quality sensors and telemetry data, documenting all results within maintenance management systems to maintain compliance and operational standards. Diagnoses malfunctions in instrumentation, Programmable Logic Controller (PLC) control systems, Ladder Logic software and radio communications. Identifies faulty components and performs necessary repairs, replacements or software updates to restore functionality and minimize downtime. Interacts with Supervisory Control and Data Acquisition (SCADA) systems to monitor water distribution and production operations. Analyzes system data to identify potential issues, ensure data accuracy and verify control parameters to optimize performance. Utilizes data insights to diagnose problems and improve operational efficiency. Maintains detailed records of maintenance activities, calibrations, repairs and system performance. Ensures adherence to safety protocols and regulations related to the handling of chemicals, electrical sys

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