Assists in the performance of work connected with the installation, maintenance, repair and overhaul of a variety of water pumping plant and related water systems equipment; and performs other related duties as required.
Distinguishing Characteristics:
This class differs from the Water Plant Maintenance Mechanic I in that the Water Plant Maintenance Mechanic Helper works with and assists a skilled Water Plant Maintenance Mechanic in installing, maintaining, repairing and overhauling a variety of water pumping plant and related water systems equipment; whereas the Water Plant Maintenance Mechanic performs skilled work in installing, maintaining, repairing and overhauling a variety of water pumping plant and related water systems equipment. The following are examples of duties and are not necessarily descriptive of any one position in this class. The omission of specific duties statements does not preclude management from assigning such duties if such duties are a logical assignment for the position.
Assists in the installation, maintenance, repair and overhaul of horizontal centrifugal pumping units, reservoir altitude valves, service altitude valve control units, chemical feed pumps, chlorinators and differential converters; assists in installing and overhauling deepwell pump discharge requlatinq valves, check valves, solenoid valves, air relief valves, vacuum breakers and related equipment; assists in the overhaul and repair of electrical motors, air blowers, electric motor driven air compressors and manual, air or hydraulically activated butterfly valves; assists in installing, overhauling and repairing mechanical shaft seals, mechanical flow meters and gauges; assists in the inspection and servicing of pumping plant and related water plant equipment; repairs or renews worn centrifugal pump bearing and shaft sleeves; operates shop machines and equipment; studies equipment operational and maintenance manuals; performs general ground and building maintenance work as required; operates a motor vehicle; assists in chlorine residual checks and adjustments; assists in the maintenance and repair of chlorination units; delivers chlorine cylinders.
Training and Experience: A combination of education and experience substantially equivalent to graduation from high school and one (1) year of experience under a skilled mechanic in the repair and overhaul of equipment in a pumping plant, marine engine room, power plant or machine shop which included repair and overhaul work on electrically driven pumps.
License Requirement: Possession of a valid Hawaii state driver 's license (Type 3). Prior to the completion of the probationary period, the possession of a valid Commercial Driver's License (Class A, B, or C) with Hazardous Material (H) endorsement and a current State of Hawaii Medical Examiner's Certificate.
Knowledge of: tools, materials and practices used in the operation, maintenance and repair of electrically operated pumps and other related equipment; principles and practices of elementary electricity and hydraulics; occupational hazards and safety practices involved in working around electricity and moving machinery.
Ability to: operate hand tools and shop machinery; do mechanical work connected with the installation, maintenance and repair of pumping plant equipment; work harmoniously with others; understand and follow oral and written instructions; handle weights and loads.
Health and Physical Condition:
Persons seeking appointment to positions in this class must
meet the health and physical condition standards deemed necessary and proper for performance of the duties.
Physical Effort Grouping: Heavy SKILLS ASSESSMENT: Qualified applicants will be required to take an online assessment. Applicants are required to test alone in a quiet, distraction-free area using a reliable computer with a high-speed internet connection, a microphone, a webcam (internal or external), and a Windows or Apple Operating System. Applicants who do not meet the system requirements will be provided an opportunity to take the online assessment on site.
Distinguishing Characteristics:
This class differs from the Water Plant Maintenance Mechanic I in that the Water Plant Maintenance Mechanic Helper works with and assists a skilled Water Plant Maintenance Mechanic in installing, maintaining, repairing and overhauling a variety of water pumping plant and related water systems equipment; whereas the Water Plant Maintenance Mechanic performs skilled work in installing, maintaining, repairing and overhauling a variety of water pumping plant and related water systems equipment. The following are examples of duties and are not necessarily descriptive of any one position in this class. The omission of specific duties statements does not preclude management from assigning such duties if such duties are a logical assignment for the position.
Assists in the installation, maintenance, repair and overhaul of horizontal centrifugal pumping units, reservoir altitude valves, service altitude valve control units, chemical feed pumps, chlorinators and differential converters; assists in installing and overhauling deepwell pump discharge requlatinq valves, check valves, solenoid valves, air relief valves, vacuum breakers and related equipment; assists in the overhaul and repair of electrical motors, air blowers, electric motor driven air compressors and manual, air or hydraulically activated butterfly valves; assists in installing, overhauling and repairing mechanical shaft seals, mechanical flow meters and gauges; assists in the inspection and servicing of pumping plant and related water plant equipment; repairs or renews worn centrifugal pump bearing and shaft sleeves; operates shop machines and equipment; studies equipment operational and maintenance manuals; performs general ground and building maintenance work as required; operates a motor vehicle; assists in chlorine residual checks and adjustments; assists in the maintenance and repair of chlorination units; delivers chlorine cylinders.
Training and Experience: A combination of education and experience substantially equivalent to graduation from high school and one (1) year of experience under a skilled mechanic in the repair and overhaul of equipment in a pumping plant, marine engine room, power plant or machine shop which included repair and overhaul work on electrically driven pumps.
License Requirement: Possession of a valid Hawaii state driver 's license (Type 3). Prior to the completion of the probationary period, the possession of a valid Commercial Driver's License (Class A, B, or C) with Hazardous Material (H) endorsement and a current State of Hawaii Medical Examiner's Certificate.
Knowledge of: tools, materials and practices used in the operation, maintenance and repair of electrically operated pumps and other related equipment; principles and practices of elementary electricity and hydraulics; occupational hazards and safety practices involved in working around electricity and moving machinery.
Ability to: operate hand tools and shop machinery; do mechanical work connected with the installation, maintenance and repair of pumping plant equipment; work harmoniously with others; understand and follow oral and written instructions; handle weights and loads.
Health and Physical Condition:
Persons seeking appointment to positions in this class must
meet the health and physical condition standards deemed necessary and proper for performance of the duties.
Physical Effort Grouping: Heavy SKILLS ASSESSMENT: Qualified applicants will be required to take an online assessment. Applicants are required to test alone in a quiet, distraction-free area using a reliable computer with a high-speed internet connection, a microphone, a webcam (internal or external), and a Windows or Apple Operating System. Applicants who do not meet the system requirements will be provided an opportunity to take the online assessment on site.
Job ID: 479035239
Originally Posted on: 5/30/2025
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