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WATER PLANT MAINTENANCE MECHANIC (BC-11) [1 vacancy]

City and County of Honolulu
Oahu, HI Full Time
POSTED ON 3/18/2026
AVAILABLE BEFORE 5/18/2026
 

"Powering the Pumps That Power Our Community"

The Honolulu Board of Water Supply, Water System Operations Division is hiring a Water Plant Maintenance Mechanic to install, repair, maintain and overhaul a variety of water pumping plant and related water systems equipment.

What You Will Do:
  • Install, maintain, repair, and overhaul water pumping equipment and plant machinery.
  • Service pumps and motors, including deepwell turbine and horizontal centrifugal units.
  • Inspect and test pumping plant equipment.
  • Assists with the installation, maintenance, overhaul and repair of electrical and electronic devices.
  • Performs other duties as assigned.

Special Working Conditions: 
  • Work hours are Monday - Friday, 7:00 AM - 3:30 PM. 
  • Will work around high voltage electricity and heavy machinery. 
  • Exposure to chlorine gas and moving machinery.
  • Work on scaffolds and elevated surfaces.
  • Some equipment is located underground, on roofs, or in remote areas with uneven terrain.

Enjoy excellent employment benefits including generous time off (up to 21 vacation days, 21 sick leave days, and holidays), comprehensive health coverage, retirement plan, career development, and much more! View details about all our available benefits by clicking on the “Benefits” tab at the top of this posting or visiting https://www.honolulu.gov/dhr/benefits/.

Apply today and take the first step toward a lasting career!


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Notifications may also be sent via text message if opted into the service.  Data and text messaging fees apply.


At time of application, you must be a citizen, national or permanent resident alien of the United States or a non-citizen eligible under federal law for unrestricted employment.   

EXPERIENCE REQUIREMENT:
Experience and/or training of sufficient scope and quality to competently perform the journey level skills and duties of this position, or which show equivalent competence in the repair and overhaul of pumping plant, power plant, marine engine room, or related industrial type equipment, or in the repair and overhaul of rotating machinery such as motorized vehicles, heavy motorized vehicles and equipment, construction equipment, aircraft, and heavy industrial equipment and machinery.

Examples of Qualifying Experience: Airplane Mechanic, Fleet/Auto Mechanic, Heavy Construction Equipment Mechanic, Machinist, Pumping Plant Mechanic, Industrial Plant Mechanic, Power Plant Mechanic, and Millwright.

Must be able to:
  • Perform maintenance and repair of electrically operated pumps and related equipment, including altitude, cone, and pressure reducing valves, chlorinators, and electric motors.
  • Operate mechanic’s hand tools and shop equipment such as drill presses, electric cutters, grinders, pipe threaders, welding equipment, and sanders to repair and overhaul motors, pumps, valves, and gauges.
  • Maintain and repair electrical pumping equipment.
  • Apply basic principles of electricity and hydraulics.
  • Diagnose mechanical and electrical defects in pumping plant equipment.
  • Supervise staff and maintain positive working relationships.

LICENSE REQUIREMENT:
Possession of an appropriate valid driver's license (automobile/Type 3), prior to appointment.



If you qualify for the position, your name will be eligible for consideration for the current vacancy and future job openings with this job title. Screening will be based on the education, experience, and other job-related information provided in your application.  Failure to provide sufficient information may result in your application being rejected or your receiving a lower rating.  All information provided on an application is subject to verification.  As applicable, false or misleading statements or omissions of material facts are grounds for disqualification and/or termination of employment with the City and County of Honolulu.

Salary.com Estimation for WATER PLANT MAINTENANCE MECHANIC (BC-11) [1 vacancy] in Oahu, HI
$75,158 to $93,972
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