This is open to all qualified candidates.This posting has been extended.  Candidates who have already applied do not need to re-apply.


The King County Wastewater Treatment Division (WTD) has a staffing need for an experienced and technically proficient Industrial Instrument Technician at our South Treatment Plant. If you are looking for the ability to grow in the instrument field, this opportunity will utilize and expand your electrical instrumentation skills while working on a large variety of systems and projects. As a mission critical employee, our efforts directly support operations as we collaborate with other plant crafts to resolve issues and achieve common goals.

About the Role:
This position performs a variety of highly skilled journey-level work that is considered mission critical in the support of operations by constructing, troubleshooting, maintaining and conducting preventive maintenance programs on a wide variety of instrumentation and controls at a wastewater treatment facility, including all collection, pumping and regulating stations. This role, with a focus on SCADA programming and maintenance, works both independently and in collaboration with other instrument techs, skilled trades and plant operations staff. Our goal is to meet the NPDES, National Pollutant Discharge Elimination System, permit in the water treatment system. To ensure a safe work environment, our crew members use appropriate PPE and proper Lock-Out Tag Out procedures around electrical, mechanical, and environmental hazards. We also provide training to work in Permit-Required Confined Spaces. Our group supports many new Capital projects that update and replace our control systems and wastewater infrastructure.

About the Team:
The Instrument Crew is an integral part of the maintenance group, and along with operations, our focus is the treatment of wastewater. We protect public health and enhance the environment by collecting and cleaning wastewater while recovering valuable resources for a healthy Puget Sound region.

Commitment to Equity, Racial, and Social Justice:
King County, named after Dr. Martin Luther King, Jr., is a diverse and vibrant community that represents cultures from around the world. Our True North is to create a welcoming community where everyone can thrive. We prioritize equity, racial and social justice, making it a foundational and daily expectation for all employees. As an Industrial Instrument Technician, you will actively apply these principles in all aspects of your work. Learn more about our commitment at http://www.kingcounty.gov/equity.

Apply now for a rewarding career at the Wastewater Treatment Division of King County Department of Natural Resources & Parks (DNRP). Join our talented workforce in protecting and restoring the natural environment and promoting more resilient, sustainable, and equitable communities.  Enjoy training, comprehensive benefits, and growth opportunities.

What You Will Be Doing:

• Troubleshoot, repair, calibrate, and maintain all plant computer, electronic, pneumatic, and hydraulic instrumentation, control, and monitoring systems.
• Perform preventative maintenance, modifications, upgrades, analysis, and diagnostics on DCS, SCADA, PLC's, SLC's, HMI'S, telemetry, and networking with proprietary protocols. Apply electronic theory, digital electronics, and PID control strategies.
• Work with operations personnel, engineers, and suppliers to explain the function of processes and procedures needed for the operation of new equipment.
• Review or modify blueprints and shop drawings to conform with established plant standards. Assist in the inspection of instrumentation installed by contractors. Witness and assess loop commission testing.
• Make recommendations on purchasing and inventory requirements for all instrument-related equipment and determine the appropriate inventory of spare parts for instrumentation.

Qualifications You Bring:    

• Knowledge of the principles and techniques of instrumentation and electronics (typically found in a four-year apprenticeship program, two years of college-level training, or an equivalent combination of education and work experience).  Completion of an apprenticeship program, or two years of technical schooling in instrumentation and/or the equivalent related experience.
• Two (2) years of industrial experience at the journey level as an instrument technician.
• Two (2) years experience DCS/SCADA programming.
• Knowledge of the application of physics and chemistry techniques and principles; Knowledge of the application of mathematical techniques and principles including algebra, trigonometry, and geometry for performing duties of this classification.
• Knowledge of the installation, configuration, and maintenance of analyzers/sensors, control system computers, single loop controllers, signal converters, distributive and supervisory control systems, detection equipment/sensors, fuses, indicators, isolators, programmable logic controllers, pneumatic equipment, process control equipment, receivers, recorders, relays, rotometers, flow transmitters, level transmitters, pressure transmitters, temperature transmitters, signal conditioning equipment, small motors, switches, tachometer generator, thermocouples, Resistance Temperature Device (RTD's), transformers, control valves, pneumatic and electric actuators and positioners
• Knowledge of Proportional Integral Derivative (PID) control loops including single loop controllers and configuration. Knowledge of soldering techniques and principles
• Knowledge of the techniques necessary to analyze industrial processes for the design, modification, troubleshooting, and repair of plant control instrumentation.
• Skill in utilizing a computer and associated software applications including word processing, spreadsheets, databases, single loop controller (SLC), and programmable logic controllers (PLC). Working knowledge of Supervisory Control and Data Acquisition (SCADA) and/or Distributed Control Systems (DCS) including networking and interconnect protocols.

• Being Resilient - Is confident under pressure; Handles and manages crises effectively; Maintains a positive attitude despite adversity; Bounces back from setbacks; Grows from hardships and negative experiences.
• Action Oriented - Taking on new opportunities and tough challenges with a sense of urgency, high energy, and enthusiasm. 
• Manages Ambiguity - Operating effectively, even when things are not certain, or the way forward is not clear.
• Communicates Effectively - Developing and delivering multi-mode communications that convey a clear understanding of the unique needs of different audiences.
• Collaborates - Works cooperatively with others across the organization to achieve shared objectives; Partners with others to get work done; Credits others for their contributions and accomplishments; Gains trust and support of others.
• Drives Engagement - Creating a climate where people are motivated to do their best to help the organization achieve its objectives.

• A valid, unencumbered Washington State Driver's License.
• Additional licenses, certifications, and other requirements determined to be necessary to meet the business needs of the employing unit may be required.

• Certificate in instrumentation and controls
• Programming experience with Ovations DCS controls
• Allen Bradley PLC and panel-view, programming experience
• Device-NET experience
• Telemetry experience
• Wastewater experience

Working Conditions:

• Work Location: South Treatment Plant - 1200 Monster Road SW, Renton, Washington 98057.
• Work Schedule: This full-time position works a 40-hour work week. This position is covered under the provisions of the Fair Labor Standards Act (FLSA) and is overtime eligible. 
  • The position requires the ability to work all shift schedules and required to report to work during adverse and inclement weather conditions and be on a rotating call list after a 9-month probationary period (if applicable).
• Union Representation: This position is represented by S.E.I.U. 925 (Wastewater Treatment Division).
• Physical Requirement: Incumbents perform fieldwork at a wastewater treatment plant and associated off-site facilities and are required to lift and carry equipment weighing up to 50 pounds, work in confined spaces, kneel, crawl, walk, and climb using ladders, catwalks, and stairways, work indoor and outdoor, in open tanks and vaults, and around noxious odors and high noise levels.

• Onsite technical exam (in-person at South Treatment Plant) - Week of 8/18/25
• Onsite panel interviews (in-person at South Treatment Plant) - Week of 8/26/25 

• Complete Application
• Optional Resume (will be reviewed if submitted) 
• Optional Cover Letter (will be reviewed if submitted)