Wastewater Treatment Mechanic 5614 (A)

Job Description

ANNUAL SALARY
$ 125,112 (flat-rated)

NOTE :
The current salary is subject to change. Please confirm the starting salary with the hiring department before accepting a job offer.

A Wastewater Treatment Mechanic performs a variety of skilled tasks in maintaining, overhauling and assembling mechanical equipment and auxiliaries associated with combustion equipment, boilers, cryogenic equipment, large diesel engines, pumps, compressors, barscreens, collectors, clarifiers, centrifuges, conveyors, heat exchangers, emissions control equipment, and other equipment found in a wastewater treatment plant or a wastewater collection system; or performs the more difficult and skilled mechanical work with limited supervisory authority over a small crew.
Two years of full-time paid experience as a Mechanical Repairer or Steam Plant Assistant with the City of Los Angeles in the repair of diesel equipment or wastewater equipment; or
Two-years of full-time paid experience as a millwright or machinist repairing diesel or wastewater equipment in an industrial facility; or
Four years of full-time paid experience assisting in the repair and maintenance of mechanical equipment, or performance of semi-skilled manual tasks in construction and repair activities. One year of this experience must be assisting in the maintenance and repair of wastewater equipment.

PROCESS NOTES A valid Class C driver's license issued by the California Department of Motor Vehicles (DMV) is required. Applicants will be disqualified and candidates not be eligible for hire if their DMV record within the last 36 months reflects three or more moving violations and/or at-fault accidents, or a conviction of a major moving violation such as DUI or DWI in any state or jurisdiction. Notice of disqualification or ineligibility for hire may be issued by the City of Los Angeles at any time before a final job offer is extended.
For Internal Use Only : Licensing verification will occur at the time of appointment.
Applicants who lack six months or less of the required experience at the time of filing may file for this examination. However, they cannot be appointed until the full experience requirement is met.
Applications will only be accepted on-line on the dates listed in the "Application Deadline" section of this bulletin. When you are viewing the on-line job bulletin of your choice, simply scroll to the top of the page and select the "Apply" icon. On-line job bulletins are also available at https://www.governmentjobs.com/careers/lacity .

NOTE : Applicants are urged to apply early to ensure you have time to resolve any technical issues you may encounter.

Applications will only be accepted on the dates listed below:

From FRIDAY, MARCH 13, 2026 to THURSDAY, MARCH 26, 2026

The examination may close without prior notice at any time after a sufficient number of applications have been received. Filing periods may change without prior notice or additional dates may be added, as needed, at a later date. For administrative purposes, filing will close periodically and reopen on the dates noted in the "Application Deadline" section of this bulletin.

In accordance with Civil Service Rule 4.2, all applicants who apply may not be tested in this examination. To meet anticipated hiring needs, only a limited number of qualified applicants will be invited to participate in the selection process in the following order: 1) Los Angeles City promotional applicants who meet the minimum requirements. You must have received a regular appointment to a City position or be on a reserve list to apply for this examination as a promotional candidate; 2) Applicants currently employed by the City of Los Angeles on a part-time or exempt basis who meet the minimum requirements; 3) Remaining applicants who meet the minimum requirements in sufficient numbers to meet hiring needs based on a random sampling of those qualified candidates. Applicants not selected to be tested may re-apply in a subsequent filing period in order to be considered for that period's selection process.
Examination Weight: Multiple-Choice Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100%

The examination will consist of a weighted multiple-choice test administered and proctored on-line. In the on-line multiple-choice test, the following competencies may be evaluated: Reading Comprehension; Judgment and Decision Making; Teamwork; Safety Focus, including knowledge of: Cal/OSHA regulations and safety principles and practices related to personal protective equipment (PPE) and other safety equipment; the safe operation and maintenance of tools and equipment; equipment isolation procedures, such as Lockout/Tag-out/Block-out, identification and isolation of hazardous energy sources, and ensuring machinery is rendered inoperative prior to maintenance; Equipment Operation, including knowledge of: blowers, compressors, pumps, and auxiliaries, including gear reducers, lubrication, and fasteners; hand and power tools, such as impact wrenches, drivers and drills; equipment, such as dial indicators, laser alignment, and pneumatic tools; Mechanical Aptitude, including knowledge of: methods of repair and overhaul of water reclamation equipment, such as gas and air-compressor units, pumps, gear drivers, and boiler auxiliary equipment; terminology commonly used in mechanical repair work related to alignment, tolerances, output, and pump; common problems encountered related to wastewater equipment, such as abnormal temperatures and noises and mechanical issues, including a pump with low flow, no flow, or cavitation; and other necessary skills, knowledge, and abilities.
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