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Custodian - Brightwater

Job in Woodinville, King County, Washington, 98072, USA
Listing for: King-County,-W
Full Time position
Listed on 2026-06-28
Job specializations:
  • Engineering
    Environmental Engineer
Salary/Wage Range or Industry Benchmark: 35000 - 50000 USD Yearly USD 35000.00 50000.00 YEAR
Job Description & How to Apply Below

This position is open to all qualified candidates

The Wastewater Treatment Division transforms wastewater to become a valuable resource for all King County communities. For those who live, work, and play in King County to have a healthy and sustainable future, the work the Wastewater Treatment Division accomplishes is valuable and important. The impact the Wastewater Treatment Division has on King County shows how great it is to work for WTD.

About

the Role

The primary function of the Custodian is to maintain the cleanliness of interiors and exteriors of various office and industrial facilities at the Brightwater Treatment Plant as well as backfill for the custodian at the Environmental Education Center. This is a great opportunity for an individual who likes a variety of work, working with a diverse team that supports the Operations and Maintenance of Brightwater Treatment Plant and its conveyance systems.

The successful applicant will work to help the Wastewater Treatment Division maintain a healthy environment for wastewater treatment personnel of King County.

About the Team

Brightwater is part of King County’s regional wastewater system and serves parts of north King County and south Snohomish County. The plant is located just north of Woodinville and is King County’s newest regional wastewater treatment facility. It features an educational and event center, natural areas and hiking trails, and public art. The facility is nationally recognized for its award‑winning design and its consistent compliance with state and federal discharge limits.

The Brightwater Plant has approximately 70 employees who operate and maintain the plant. The plant also serves as a worksite for contraction management personnel and administrative staff. It has a diverse workforce dedicated to supporting the mission of the Wastewater Treatment Division by safely operating and maintaining the facility to comply with environmental regulations.

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 a Custodian 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

What you will be doing
  • Strip, wax and scrub various types of floors; vacuum and extract dirt from carpets and machine‑buff floors.
  • Clean, stock and sanitize restrooms, kitchens, and public spaces including tables, chairs, toilets, showers, sinks and walls.
  • As directed, mix and use cleaning solutions and chemicals.
  • Dust, wash and vacuum surfaces.
  • Request and stock various types of supplies.
  • Empty trash.
  • Monitor and report any building, equipment, or safety issues to staff.
  • Support grounds maintenance including litter pickup and occasional outdoor tasks.
  • Follow established safety protocols and contribute to a culture of health and safety.
  • Clean glass windows and surfaces.
  • May research and prepare bid specifications for cleaning equipment and supplies.
  • Perform other duties as assigned.
Qualifications You Bring
  • Knowledge of basic janitorial cleaning techniques.
  • Knowledge in the use and care of cleaning equipment.
  • Knowledge of basic safety rules and procedures to ensure the safety of yourself and co‑workers.
  • Knowledge of basic cleaning chemicals.
  • Effective communication skills and the ability to follow written and verbal instructions.
  • Ability to demonstrate behaviors that include fairness, respect, and inclusiveness.
  • Ability to work effectively with others in a work environment that embraces and encourages diversity in its workforce and where differences are valued.
Required Licenses
  • Washington State Driver’s License.
It Would Be Great if You Also Bring
  • One (1) or more years of recent professional industrial cleaning/janitorial work experience.
Physical Requirements
  • Lifting up to 50 pounds, twisting, climbing, and bending on a daily basis.
Workplace Exposure
  • Working in a wastewater treatment…
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