King County

Industrial Maintenance Mechanic - South Plant

Location

Pioneer Square, WA

Wage

$44.24 – $53.48/hr

Employment Type

Full-time

Required Skills & Certifications

MIG WeldingTIG Welding
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Posted on May 12, 2026

Job Description

Overview

The Industrial Maintenance Mechanic position at King County's South Plant involves performing repair and troubleshooting for mechanical maintenance tasks in a unionized setting, offering opportunities for professional growth and advancement. The role emphasizes teamwork, communication, and adherence to safety standards while maintaining critical plant equipment.

Responsibilities

  • Perform maintenance, troubleshooting, repair, and overhaul of complex machinery used in plant operations.
  • Install, repair, and maintain piping and plumbing systems for sewage, water, gases, chemicals, and solids.
  • Design, fabricate, and repair plant piping, equipment guards, and bases.
  • Plan equipment repairs using blueprints, engineering drawings, and other resources.
  • Collaborate with CAD personnel to provide as-built drawings for parts/material ordering and modifications.
  • Perform other duties as assigned to support plant operations and maintenance.

Requirements

  • Knowledge and hands-on experience maintaining, troubleshooting, and repairing pumps, motors, valves, and other rotating equipment.
  • Skill in safely using hand and power tools, precision measuring instruments, and machine tools.
  • Ability to understand and apply information from blueprints, schematics, manuals, and preventive maintenance procedures.
  • Knowledge of industrial safety standards, including lockout/tagout and confined space entry.
  • Ability to work collaboratively and communicate effectively with coworkers.

Additional Information

  • Work Location: South Treatment Plant, 1200 Monster Rd SW, Renton, WA 98057.
  • Employees must reside in Washington State and be within a reasonable distance to King County worksites.
  • This position is covered under the Fair Labor Standards Act (FLSA) and is overtime eligible.
  • This position is represented by SEIU Local 925 - Wastewater Treatment Division.
  • Must be able to work flexible hours and report to the plant during adverse weather conditions.

Benefits

Vision