Instrumentation and Control Technician

City-of-Tucso; Tucson (AZ); On-site; USD 50,000 - 75,000; Full time

Job summary

The City of Tucson is seeking an Instrumentation and Control Technician for the Water Department to install, maintain, calibrate, troubleshoot and repair electronic, mechanical and pneumatic instruments used to monitor and regulate processes within the water system.

Responsibilities include maintaining sensors and meters, calibrating instruments, testing PLC-based controls, and ensuring data integrity across SCADA and maintenance management systems.

Qualifications

• Experience in Electrical Systems or Equipment Repair and Service.
• Electronic or Instrumentation training from a recognized trade or technical school.
• Experience maintaining, repairing, troubleshooting instrumentation and control systems.
• Three or more years working with instrumentation and controls.
• Experience programming and configuring PLCs and software for HMI/PLC systems.
• Hands-on experience with pressure transmitters, flow meters, analytical instrumentation, level transmitters, and Fluke process meters.
• Experience interpreting wiring diagrams, schematic drawings, and P&ID drawings.

Responsibilities

• Maintains instrumentation and control devices, including flow meters, pressure transducers, level sensors, water quality monitors, chemical analyzers and remote communications systems.
• 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, PLC control systems, Ladder Logic software and radio communications.
• Interacts with SCADA systems to monitor water distribution and production operations.
• Maintains detailed records of maintenance activities, calibrations, repairs and system performance.

Skills

Electrical systems

Instrumentation

PLC programming

HMI software

Troubleshooting

Wiring diagrams

Education

Associate degree

Tools

Fluke meters

SCADA systems

Job description

Posting Close DateApplicants must submit their completed application by 09-30-2026 at 11:59 p.m. MSTApplication and Special InstructionsAs 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 October 15, 2026Applicants who pass the written exam will be invited to an in-person panel interview.MARK YOUR CALENDAR: Interviews will be held October 22, 2026This position requires the following pre-employment medical testing:• Basic Physical Exam• 50lb Lift testRECRUITER CONTACT INFORMATION: If you have any questions, please contact Roxie Escarcega at [e-mail] or [phone].Position Specific SummaryThe 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 various remote sites throughout Tucson 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.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 systems and work in confined spaces within water treatment facilities.Performs all other duties and tasks as assigned.Working ConditionsThis position is a primary driver and will be expected to operate a city vehicle. Must have open availability. This position requires work in various climate and working conditions and includes indoor and outdoor work with heavy exposure to extreme physical, ergonomic, or emotional hazardous environment.This position also requires weekend, evening, and on-call hours as well as travel to all Tucson Water sites, some of which are in remote locations and requires the ability to work in various weather conditions.All duties and responsibilities listed are subject to change.MINIMUM QUALIFICATIONSEducationAssociate degreeExperienceTwo (2) years of relevant experienceEquivalencyAny combination of relevant education and experience may be substituted on a year-for-year basis.License/CertificationsValid and unrestricted Arizona Class D Driver License - Arizona Department of Transportation - Motor Vehicle DivisionPreferred QualificationsThe ideal candidates will possess the following:1. Experience in Electrical Systems or Equipment Repair and Service.2. Electronic or Instrumentation training from a recognized trade or technical school, or equivalent military training.3. Experience in maintaining, repairing, troubleshooting instrumentation and control systems.4. Three (3) or more years of experience working with instrumentation and controls.5. Experience in programming and configuring PLCs and software for Human-Machine Interface (HMI)/PLC systems.6. Hands-on experience with pressure transmitters, flow meters, analytical instrumentation, level transmitters, and Fluke process meters.7. Experience interpreting wiring diagrams, schematic drawings, and P&ID (Piping and Instrumentation Diagram) drawings.POSITION DETAILSJob ProfileJ2250 - Electronics TechnicianView full job profile including classification specifications and physical demands at https://www.tucsonaz.gov/Departments/Human-Resources/Tucson-Talent.Compensation GradeG106Hourly Range$24.16 - 36.24 USDThe City of Tucson considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate's work experience, education/training, key skills, and internal equity.Fair Labor Standards Act (FLSA)Non-ExemptPosition TypeRegularTime TypeFull timeDepartmentWater UtilityDepartment Linkhttps://www.tucsonaz.gov/Departments/WaterBackground CheckThis position has been designated to require a criminal background check. The City of Tucson is a Second Chance Employer.ABOUT USBenefitsThe City of Tucson offers a generous benefits package for benefit-eligible positions. The comprehensive, flexible, and affordable coverage is designed to optimize health and well-being, security and future, and peace of mind. Benefits begin with medical, dental, vision, life, disability, and FSA coverage, surpassing your standard 401(k) program by offering a rich pension plan plus optional Roth and pretax deferred compensation savings. With your well-being in mind, our paid time off program provides new hires with 38 paid days off in the first year of employment, with time off increasing steadily in subsequent years. We offer twelve weeks of paid parental leave, paid tuition reimbursement, student loan repayment, off- and on-the-job training, and opportunities to forge connections with peers and the community through employee resource groups and paid volunteer hours. You can learn more about our benefits at https://www.tucsonaz.gov/Departments/Human-Resources/Employee-Benefit-Snapshot.CitizenshipThe City of Tucson employs only U.S. citizens and lawfully authorized non-U.S. citizens. All new employees must show employment eligibility verification as required by the U.S. Citizenship and Immigration Services. The City of Tucson does not offer visa sponsorship.The City of Tucson is an Equal Opportunity/Affirmative Action/Veterans/Disability EmployerThe city does not discriminate based on race, color, religion, sex (including sexual orientation, gender identity, and pregnancy), national origin, veteran status, age, disability, genetic testing, or any other protected status. If you believe you have been a victim of discrimination, you may file a complaint with the City of Tucson's Office of Equal Opportunity Programs, U.S. Equal Employment Opportunity Commission (EEOC) or Arizona Attorney General's Office of the Civil Rights Division (ACRD).ADA Accessibility Compliant FormThe City of Tucson is committed to providing access and reasonable accommodation for individuals with disabilities or who require religious accommodation; please contact Human Resources at [e-mail] NameRoxie EscarcegaRecruiter [e-mail] general Human Resources questions please contact 520-837-4190.