Napa Sanitation District

Operator I/II

Onsite - Napa, CA
$75K - $125K Annually
Application Deadline: 5/29/24


The Napa Sanitation District is currently accepting applications for one full-time position of Operator I/II. This class is responsible for duties related to the District’s operations of wastewater treatment plant equipment and appurtenances.

Under supervision, the Operator I/II will perform a variety of routine duties such as control of treatment, pumping, and reclamation facilities for proper processing of wastewater, biosolids and recycled water within mandated operation requirements. Examples of duties: Inspect equipment, analyze operational information and test results, monitor SCADA system, perform preventative maintenance, maintain facilities and equipment, operate automated controls to regulate the flow of wastewater through the system, and calibrate instruments as required. 


Must possess physical characteristics and mobility to climb stairs and ladders, bend, stoop and kneel, stand for long periods of time, work on uneven surfaces, work in and around raw and treated wastewater, and work outdoors in a variety of weather conditions. Must have vision to read printed materials and a computer screen; and hearing and speech to communicate in person or over the telephone or two-way radio. 

Perform a variety of maintenance, upkeep and repair work on District buildings, facilities and grounds. Safely and efficiently operate hand and power equipment. Understand and carry out oral and written directions. Must possess physical characteristics to perform the critical and important duties of the class, including sufficient strength to lift at least 75 pounds.


Education and Experience:  Any combination of training and experience, which would provide the required knowledge, skills, and abilities, is qualifying. A typical way to obtain the required qualifications would be:

Education: Equivalent to completion of the twelfth (12th) grade.

Experience: Operator I – One (1) year experience performing the function of a wastewater treatment plant operator at a level equivalent to the District’s Operator-in-Training class. Operator II – Two (2) years’ experience performing the functions of a wastewater treatment plant operator at a level equivalent to the District’s Operator I class.

License or Certificate: Operator I/II – Possession of a valid Class “C” California Driver’s License. A Class “B” California Driver’s License must be acquired within six (6) months of employment. Operator I must possess a California SWRCB Grade I Wastewater Treatment Plant Operator certificate. Operator II must possess a California SWRCB Grade II Wastewater Treatment Plant Operator certificate. 

Other Requirements: Must be available for standby and response to off-hours emergency situations. Will be expected to work regular weekend and holiday shifts due to 7-day a week operation of the District.

The Napa Sanitation District has a comprehensive benefits package.

Pre-employment Physical examination: After an offer of employment is made, an applicant is required to pass a background check and pre-employment physical exam including a drug/alcohol screen.

Probationary period:  12 months is the normal probationary period.

In accordance with applicable laws and regulations, the District does not discriminate on the basis of race, gender, age, disability or other prohibited status.

Completed application, resume and cover letter must be submitted online by the final filing deadline.


Candidates invited to test for this position should anticipate an in-person written exam tentatively scheduled for Friday, June 7, 2024.

Initial interviews tentatively scheduled for Thursday, June 13, 2024.

If second interviews are warranted, they are tentatively scheduled for Tuesday, July 9, 2024. The selection process may consist of an evaluation of the applicant’s qualifications including a written exam, and/or internal interviews. Any part of the selection process may be modified or canceled to meet the needs of the District.

Recruiter Information:

Amy Walcker