Industrial Instrument Technician - South Treatment Plant

This position is open continuously until filled.

To ensure your application is given priority, please submit your materials by October 6, 2026, our first review date.

This recruitment will hire for 1 position. In addition to the current opening, this recruitment may be used to establish a pool of qualified candidates to fill future Industrial Instrument Technician at the South Treatment Plant Career Service vacancies within the Wastewater Treatment Division over the next 6 months.

Looking for a challenging, but rewarding, opportunity as an Industrial Instrument Technician? King County’s Wastewater Treatment Division has current openings at our South Treatment Plant. 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.

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 in Permit-Required Confined Spaces. Our group supports many new Capital projects that update and replace our control systems and wastewater infrastructure.

The Wastewater Treatment Division is committed to the principles of equity and social justice. We value diverse perspectives and life experiences in our workforce and are committed to building a culturally diverse and inclusive environment. WTD strives to provide equitable services to residents and businesses across King County. This is an opportunity to use your skills and expand your technical abilities working with a group of Instrument Techs and Electricians that support South Treatment plant, Carnation treatment plant, Vashon treatment plant as well as all the East section conveyance pump stations and regulators.

We work in a fast-paced industrial environment with a large variety of systems and equipment that are critical to the success of our mission.

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://(Use the "Apply for this Job" box below)./equity

• 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.
• Troubleshoot, repair, calibrate, and maintain all electronic, pneumatic, and hydraulic instrumentation, control, and monitoring systems.
• Work with…