Generator Technician

City of Sacramento , California

Job Information 



Mid Level


$53,310.67 - $88,445.01 Annually

Application Deadline 


09/27/2020 11:59 PM PDT

Recruitment Type 

Open Competitive


Under general supervision, the Generator Technician performs a variety of skilled and technical tasks in the inspection, repair, preventive, and corrective maintenance and modification on Internal Combustion (IC) engines, diesel generators, and other IC gaseous engines; tests, replaces or adjusts engine components such as valves, pistons, bearings, emissions systems, and other related systems; and, interprets schematic wiring and modifies diesel control circuits.    


This is the journey-level classification.  Incumbents perform routine task and as proficiency increases incumbents, under general supervision or technical guidance may perform more difficult assignments.  The Generator Technician class is distinguished from the Senior Generator Technician in that in addition to the latter having independent responsibility for completing task of a complex nature, Senior Generator Technicians may also serve as team leader and provide technical insight over projects.  


General supervision is provided by a Supervising Generator Technician or a higher-level administrative or division manager. 




Duties may include, but are not limited to, the following:

  • Assist and participate in routine inspections and make modifications to IC engines, diesel generators, and associated equipment.
  • Perform preventive and corrective maintenance on Automatic Transfer Switches (ATS) and annunciator panels.  
  • Perform load testing on units to identify possible problems and prevent wet stacking. 
  • Make electrical and mechanical wiring modifications to diesel control circuits.  
  • Rebuild and repair gas compressors (turbochargers) used for forced-induction of IC engines, head gaskets, seals, water pumps, catalytic converters, torque heads, belts and hoses.
  • Conduct automatic and manual transfer tests of simulated power outages to ensure generators are functioning properly. 
  • Test batteries, fuel coolant, and oil; ship oil samples for analysis. 
  • Transport and dispose hazardous materials.
  • Other related duties may also be performed; not all duties listed are necessarily performed by each individual holding this classification. 




Knowledge of:

  • Basic electrical, mechanical, thermal, and hydraulic principles and practices. 
  • Engine Control systems and other program logic controls that are associated with IC power generation.
  • Electrical and mechanical safety procedures.
  • Applicable local, state and national regulations such SMAQMD, CARB and EPA. state and national regulations.
  • Natural Fire Protections Codes.
  • Lockout/tagout Procedures.
  • Appropriate electrical and mechanical personal protective equipment (PPE).
  • IC Diesel and other  gaseous IC engines.
  • Technique in tracking, transporting, and disposing hazardous materials.
  • Rigging standards and principles of safe and efficient methods for handling heavy objects.
  • Computer technology.                                         

Skill in:     

  • Interpreting electrical and mechanical drawings. 
  • Identifying and repairing problems with engine control systems.
  • Interpreting schematic diagrams and wiring.         
  • Correcting wet stacking conditions.   
  • Rigging for the handling of heavy objects.
  • Troubleshooting and diagnosing electrical problems.
  • Maintaining records manually and electronically.

Ability to:

  • Read electrical and mechanical drawings and prints.
  • Use electrical testing and calibration equipment to include but not limited to:  Digital-Volt-OHM-Meters, DVOM), Mega-ohmmeters, Oscilloscopes, Power Quality Meters, and Loop Calibrators.
  • Use calibrated mechanical tools to include but not limited to: torque wrenches, dial indicators, micrometers, and vacuum and pressure manometers.
  • Use stationary machine tooling to include but not limited to: drill presses, grinders, band saws, pipe threads/cutters, lathes, iron workers and hydraulic presses. 
  • Follow applicable state and national regulations; safety guidelines; and procedures.
  • Rebuild engines.
  • Interpret and analyze characteristics of oil samples.
  • Identify wet stacking problems in gasoline and diesel engines.
  • Record and track the transporting of materials.
  • Rig and handle heavy objects.
  • Operate cranes and forklifts.
  • Climb into confined spaces that may contain hazardous gas.
  • Lift moderately heavy objects weighing up to approximately 50 pounds.



Successful completion of a two-year technical electrical or mechanical trade school; or military training/apprenticeship.



One year of experience in the general maintenance, servicing, and repair of diesel and gas engines and other electrical systems related to light and heavy duty machinery and mechanical equipment. 


Three years of experience in the general maintenance, servicing, and repair of diesel and other gaseous  IC engines and other electrical systems related to light and heavy duty machinery and equipment. 


Proof of education such as, but not limited to, university/college transcripts and degrees must be submitted to the City of Sacramento Employment Office in person, as an attachment(s) to the online application, faxed to (916) 596-1556, or emailed to by the final filing deadline. If submitting in person or via fax/email, please include your name and Job # 006061-20-DOU on your documents. Unofficial documents and/or copies are acceptable. Important note: Applications will be rejected without proof of education.

An applicant with a college degree obtained outside the United States must have education records evaluated by a credentials evaluation service. This evaluation must be submitted by the final filing deadline.

Special Requirements

Driver License

  • Possession of a valid California Class C Driver License at the time of appointment. Individuals who do not meet this requirement due to physical disability will be reviewed on a case-by-case basis.
  • Ability to obtain a valid California Class A Driver License with appropriate Hazardous Material and Tank Vehicle Endorsements during the probationary period. Individuals who do not meet this requirement due to physical disability will be reviewed on a case-by-case basis.  
  • Ability to attain California state issued Crane and Forklift Certifications by the end of the probationary period. Individuals who do not meet this requirement due to a physical disability will be reviewed on a case-by-case basis.

Respiratory Protective Equipment
Work in this classification requires wearing respiratory protective equipment at times. When assigned to such work, facial hair must be shaven when it interferes with the safe fitting of respiratory protective equipment.

Physical Requirements

Maintain effective audio-visual discrimination and perception needed for:

  • Making observation of electrical circuits and controls.
  • Operating assigned equipment.
  • Communicating with others.

Maintain physical conditions appropriate to the performance of assigned duties and responsibilities which may include the following:

  • Moving items weighing up to 50 pounds. 
  • Work in confined spaces.

If considered for appointment, candidates must pass a pre-employment drug test.

Probationary Period:
Employees must complete twelve (12) months of probation at a satisfactory performance level prior to gaining permanent status.




Please note, the City of Sacramento's preferred method of communication with applicants is via e-mail. As such, please ensure you verify the e-mail address on your application, and check your e-mail frequently, including your spam and junk folders. All e-mail notifications can also be accessed through the applicant inbox.
1. Application: (Pass/Fail) – All applicants must complete and submit online a City of Sacramento employment application to the Employment Office by the final filing deadline;

  • Employment applications must be submitted online; paper applications will not be accepted.
  • Employment applications will be considered incomplete and will be disqualified:
    • If applicants do not list current and past job-related experience in the "Work Experience" section. Note: Qualifying experience is based on 40 hours per week (pro-rated if less than 40 hours/week).
    • If "see resume" is noted in the "Work Experience" section; a resume will not substitute for the information required in the "Work Experience" section.
  • Proof of education such as, but not limited to, university/college transcripts and degrees must be submitted online with your application, emailed to, delivered in person, or sent to the Employment Office by fax or mail by the final filing deadline.
  • If you’re requesting Veteran’s credit, a copy of your DD214 must be submitted online with your application, delivered in person, or sent to the Employment Office by email/fax or mailed by the final filing deadline. Information regarding the use of Veteran’s credit can be found in the Civil Service Board rules under rule 4.9C
2.Screening Committee: (Pass/Fail)– Human Resources will evaluate employment applications for the minimum qualifications stated on the job announcement.

3. Screening For Most Qualified: (Pass/Fail) – In the event of a large candidate pool, each candidate's Work Experience section of the application will be evaluated and rated. Only those candidates determined to be the most qualified will proceed to the next step in the selection process. A resume will not substitute for the information required in the Work Experience section of the application.

4. Performance Test: (Weighted 100%) – Qualified candidates will be notified by email of the test date, time, and location approximately one to two weeks prior to the test. The performance test will be job related and may include, but not limited to, the knowledge and abilities as outlined above.

5. Eligibility - Candidates who pass the performance test will be placed on an eligible list. The hiring department may contact those on the eligible list for an interview at any time during the life of the one-year list.
6. Conditional Hire: Upon receipt of a conditional offer, the selected candidate must complete and pass LiveScan / fingerprinting review by Human Resources, a pre-employment controlled substance and / or alcohol test, and possess any required licensure or certification prior to receiving a start date from the Department. Failure to meet these prerequisites will be grounds for withdrawal of your conditional offer of employment.
For questions concerning this job announcement and the application process:


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