Instrumentation Technician II

Orange County Sanitation District Instrumentation Technician II Salary: $54.79 - $66.62 Hourly Location: Orange County Sanitation District, CA Job Type: Full-time Job Number: 786 Department: Operations & Maintenance Division: Plant 2 Maintenance Opening Date: 07/07/2026 Closing Date: 8/4/2026 5:00 PM Pacific Job Description Under general supervision, performs increasingly complex maintenance, calibration, and repair of process control instrumentation and related equipment; implements additions or modifications to control systems; troubleshoots and repairs electrical, electronic, microprocessor‑based, pneumatic, and mechanical process control components; and performs duties as assigned. The Technician identifies, isolates, and diagnoses equipment failures using a variety of test equipment; collects, organizes, and analyzes data and information; and creates, reviews, and edits P&IDs, instrument loop drawings, electrical schematics and diagrams, and control program logic. Additional duties include installing, modifying, and reprogramming process control components such as variable frequency drives, control panels, cables, PLCs, DCS, and related equipment. The Technician assists with sourcing and installing parts, equipment, piping, and wiring in accordance with design specifications; calibrates instruments; tests systems; corrects equipment failures; and coordinates work and repairs with other divisions as needed. Responsibilities Identify, isolate, and diagnose equipment failures using a variety of test equipment. Collect, organize, and analyze data and information; create, review, and edit P&IDs, instrument loop drawings, electrical schematics and diagrams, and control program logic. Install, modify, and reprogram process control components such as variable frequency drives, control panels, cables, PLCs, DCS, and related equipment. Assist with sourcing and installing parts, equipment, piping, and wiring in accordance with design specifications; calibrate instruments; test systems; correct equipment failures; and coordinate work and repairs with other divisions as needed. Qualifications High school diploma or G.E.D. supplemented by specialized training or coursework in instrumentation technology or a related field. Three (3) years of progressively responsible experience maintaining, calibrating, installing, troubleshooting, and repairing electrical, pneumatic, and mechanical process control instruments. Valid California Class C Driver’s License. Knowledge of instrumentation and controls (I&C) systems’ calibration and maintenance using conventional, best‑practice, industry‑standard methods, tools, equipment, and safety procedures (desired). ISA Certified Control Systems Technician (CCST) certification or successful completion of an I&C formal apprenticeship and/or accredited training program (desired). Effective and efficient troubleshooting and repair skills with extensive experience in I&C systems related to wastewater/chemical processing, electrical power generation with internal combustion engines, generators, and emissions monitoring, PLC/SCADA/DCS, and industrial control networking systems (desired). Ability to create, process, and review field data and other technical documentation to produce reports and analyses. Proficient use of computer applications, including MS Outlook, MS Excel, MS Word, and IBM Maximo/CMMS. Familiarity with Beamex Field Calibrator and Communicator (desired). Physical Demands Mobility to work in and around wastewater treatment plants, pump/lift stations, and related utility systems and facilities; ability to sit, stand, walk on level, uneven, or slippery surfaces; frequent reaching, twisting, turning, kneeling, bending, stooping, squatting, crouching; grasping and making repetitive hand movements; climbing and descending ladders; operating varied hand and power tools and equipment; operating a motor vehicle; and visiting various OC San sites, projects, and meetings. Perform moderate to heavy physical work, lifting, carrying, pushing, and pulling objects averaging a weight of 51 pounds or heavier with proper equipment or assistance. Possible entry into confined spaces and use of confined entry equipment and protective safety equipment. Vision required to inspect and operate equipment. Field work requiring frequent walking in operational areas to identify problems or hazards. Finger dexterity to operate and repair tools and equipment. Environmental Elements Field work in and around facilities with exposure to loud noise levels, cold and hot temperatures, inclement weather conditions, road hazards, vibration, confining workspace, heights, chemicals, mechanical and/or electrical hazards, hazardous physical substances and fumes, dust, and air contaminants. Other Requirements May be required to work extended hours, including nights, weekends, and holidays when necessary. Standby and call‑back duty may be required, including nights, weekends, and 24‑hour emergency call‑outs. Probationary period applies as specified in the applicable Memorandum of Understanding. Pre‑employment requirements include a background investigation, physical examination, and drug screen. Work location assignment may change based on business needs. All employees are Disaster Service Workers by law and must affirm a loyalty oath. Legal Notice False statements may result in disqualification, removal from the eligible list, or discharge. 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