Industrial Maintenance Mechanic - South Plant (SDA/TLT)

  • King County, WA
  • Renton, Washington
  • Apr 06, 2024
Part Time Building Maintenance Construction and Skilled Trades
  • Salary: $36.37 - $46.10 Hourly USD

Job Description


First consideration is given to qualified SEIU 925 Wastewater Treatment applicants. If no qualified internal candidate is selected, external applicants will be considered.

This posting may be used to establish a list of qualified candidates for the Industrial Maintenance Mechanic in the following 6 months.

The King County Wastewater Treatment Division (WTD) has a staffing need for 5 experienced and technically proficient Industrial Maintenance Mechanics at our South (4 positions) and Brightwater (1 position) Treatment Plants. If you are looking for the ability to grow in the mechanical field, this opportunity will utilize and expand your technical skills and knowledge in an industrial setting 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 will perform a variety of work ranging from small individual projects to major pump repairs. The role will be responsible for mechanical repairs and maintenance but not limited to a wide variety of skilled technical duties to design, construct, maintain, troubleshoot, modify mechanical systems, plumbing, welding, mechanical rebuilds, pneumatics, hydraulics, and related equipment.

About the Team:
The wastewater treatment division carries out essential work that protects the environment and all members of the public. We are comprised of a group of professionals that strives to deliver outstanding service through a collaborative effort both at our treatment plants and offsite collection facilities. The Industrial Maintenance Team are a critical component within the wastewater treatment division helping to fulfill the county's mission to protect the region's water, air, land, and natural habitats.

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 Maintenance Mechanic, you will actively apply these principles in all aspects of your work. Learn more about our commitment at

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.

Job Duties
What You Will Be Doing:
  • Maintain, repair, troubleshoot and overhaul a variety of complex machinery.
  • Install, repair, maintain and design piping and plumbing systems for sewage, water, gases, chemicals and solids using appropriate materials. Install, design and fabricate a variety of metal fixtures including vents, air ducts, doors, louvers, containers, equipment covers, machinery bases and support members
  • Design, fabricate and repair plant piping, equipment guards and bases using welding equipment, metal inert and tungsten inert gases, arc, cutting, torch and plasma cutter and plastic welder.
  • Plan equipment repairs using blueprints, engineering drawings, computer-aided design, Maintenance Information Management System (MIMS), operations and maintenance manuals, vendor data, catalogs, internet or intranet information, work with Computer-Aided Design (CAD) personnel to provide as-built drawings to facilitate parts and material ordering, equipment assembly and modifications.
  • Perform other duties as assigned

Experience, Qualifications, Knowledge, Skills
Qualifications You Bring:
  • Knowledge of the mechanical maintenance trade which is typically found in two years of working experience as a millwright or related occupation which includes a broad scope of mechanical maintenance responsibilities.
  • Knowledge of the application of plumbing techniques and principles.
  • Knowledge of all types of welding techniques and principles including flat position welding.
  • Knowledge of the use of vibration analysis techniques, measurements, test equipment and software in troubleshooting and/or maintaining rotating machinery.
  • Knowledge of the application of pump/motor overhaul techniques and principles.
  • Knowledge of packing, bearings, and mechanical seals
  • Knowledge of in reading schematic drawings.
  • Knowledge of the use and care of power and hand tools and their safe operation.
  • Basic knowledge of carpentry techniques to build supports for the repair and overhaul of machinery.
  • Knowledge of safety procedures associated with handling hazardous materials.
  • Knowledge of using an automated maintenance work order system.
  • Knowledge and demonstrated skill in using a computer and associated software.
  • Knowledge of the application of lubrication principles and techniques.
  • Demonstrated skill in the use of troubleshooting equipment, machinist measuring techniques and tools and the operation of mills, lathes and drill press.
  • Excellent oral and written communication techniques and principles. Able to apply these skills in reading, writing, and following oral and written instructions.
    Skill in working with a diverse group of individuals in varying occupations and varying skill levels.
  • Skill in working in a team environment.
Competencies You Bring:
  • Action Oriented: Identifies and seizes new opportunities; Displays a can-do attitude in good and bad times; Steps up to handle tough issues.
  • Manages Ambiguity: Deals comfortably with the uncertainty of change; Is calm and productive, even when things are up in the air; Deals constructively with the problems that do not have clear solutions or outcomes.
  • 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.
  • Communicates Effectively: Is effective in a variety of communication settings: one-on-one, small and large groups, or among diverse styles and position levels; Attentively listens to others; Provides timely and helpful information to others across the organization.
Required Licenses:
  • 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.
It Would Be Great if You Also Bring:
  • Demonstrated work experience in the industrial maintenance mechanic or Millwright classification.

Supplemental Information
Working Conditions:
  • Work Location: South Treatment Plant - 1200 Monster Road SW, Renton, WA 98057 or Brightwater Treatment Plant - 22505 WA-9, Woodinville, WA 98072
  • Work Schedule: This full-time position works a 40-hour work week with a 4 days per week, 10 hours per day work schedule, Monday - Thursday or Tuesday to Friday. The work schedule will be determined based on business needs. 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. Mandatory participation in afterhours on-call rotation after the completed probationary period.
  • Union Representation: This position is represented by S.E.I.U. 925 (Wastewater Treatment Division)
  • Physical Requirement: Incumbents perform field work at a wastewater treatment plant and associated facilities and are required to lift and carry equipment weighing up to 50 pounds, use ladders, and there is exposure to hazardous chemicals and noxious odors.
Application and Selection Process:
We welcome applications from all qualified applicants. We value diversity, diverse perspectives and life experience and encourage people of all backgrounds to apply.

Application materials will be screened for clarity, completeness and alignment with the experience, qualifications, knowledge, and skills essential for this role to determine which candidates may be invited to participate in a technical assessment and one or more panel interviews.

To apply, submit a:
  • Complete Application
  • Resume
  • Cover Letter
Note: Additional documents won't be considered during minimum qualification screening.

Who to Contact: For more information regarding this recruitment, please contact Helen David at

Discover More About the Wastewater Treatment Division: Visit our website and check us out at Facebook, X (formerly Twitter), Instagram, YouTube and our WTD Blog.

Discover More About DNRP: Visit our website, explore an interactive map of our recent accomplishments and check us out at Facebook, X (formerly Twitter), LinkedIn, TikTok, Instagram, YouTube and Keeping King County Green News.

Sign up for Job Alerts to be notified of additional career opportunities with King County. Select the Natural Resources category for DNRP opportunities and explore other categories of interest.

Forbes named King County as one of Washington State's best employers.

Together, with leadership and our employees, we're changing the way government delivers service and winning national recognition as a model of excellence. Are you ready to make a difference? Come join the team dedicated to serving one of the nation's best places to live, work and play.

Guided by our "True North", we are making King County a welcoming community where every person can thrive. We value diversity, inclusion and belonging in our workplace and workforce. To reach this goal we are committed to workforce equity. Equitable recruiting, support, and retention is how we will obtain the highest quality workforce in our region; a workforce that shares and will help advance our guiding principles - we are one team; we solve problems; we focus on the customer; we drive for results; we are racially just; we respect all people; we lead the way; and we are responsible stewards. We encourage people of all backgrounds and identities to apply, including Native American and people of color, immigrants, refugees, women, LGBTQ+, people living with disabilities, and veterans.

King County is an Equal Employment Opportunity (EEO) Employer

No person is unlawfully excluded from employment opportunities based on race, color, religion, national origin, sex (including gender identity, sexual orientation and pregnancy), age, genetic information, disability, veteran status, or other protected class. Our EEO policy applies to all employment actions, including but not limited to recruitment, hiring, selection for training, promotion, transfer, demotion, layoff, termination, rates of pay or other forms of compensation.

To Apply

If you are interested in pursuing this position, please follow the application instructions carefully. If you need this announcement in an alternate language or format, would like to request accommodation or assistance in the application or assessment process or if you have questions please contact the recruiter listed on this job announcement.

Closing Date/Time:

Job Address

Renton, Washington United States View Map