| Location | Roseville, CA |
| Salary | $22.96–$41.05 Per Hour |
Water Treatment Plant Operator Grade I/II/III
Salary
$22.96 - $41.05 Hourly
Location
Roseville
Job Type
Full-Time Regular
Job Number
202600255
Department
Environmental Utilities
Division
EUD Water Treatment Operations
Opening Date
10/21/2026
Closing Date
11/8/2026 11:59 PM Pacific
Bargaining Unit
Stationary Engineers Local 39
Description
YOUR FUTURE STARTS HERE!
Grow your career by joining the Environmental Utilities Department
in the role of Water Treatment Operator Grade I/II/III.
Ready to make a real impact on your communitys health and safety? Were looking for a hands-on Water Treatment Plant Operator Grade II or Grade III to play a pivotal role in the continuous operation of the Citys water treatment facility - monitoring system performance and high-tech SCADA systems, ensuring regulatory compliance and supporting the effective treatment and distribution of high-quality water. You will contribute to ensuring top-quality water flows to every home and help keep the city running smoothly. If youre driven and ready to step into a key role with a team focused on excellence, safety and customer service, join a mission that matters every single day!
This position follows a 24-hour rotating schedule with operators working 48 hours (two consecutive 24-hour shifts) followed by 96 hours (four days) off.
The City of Roseville offers a competitive salary and comprehensive benefits package, opportunities for growth and an engaging culture where innovation and collaboration thrive.
The Human Resources Department is accepting applications for the position of Water Treatment Plant Operator - Grades I/II/III 24 Hr - in the Environmental Utilities Department. The current vacancy is for a Regular Full-time Water Treatment Plant Operator Grade II or Grade III. The employment list established from this recruitment may be utilized to fill future Regular, Limited Term or Temporary vacancies.
The City of Roseville is committed to an inclusive and supportive workforce and workplace. We are engaged in understanding the backgrounds and perspectives of our colleagues and those we serve. Our organization is unified in this commitment because we believe this produces the best results for our organization and community.
Examples of Duties
For a complete and detailed job description, click HERE.
Minimum Qualifications
Water Treatment Plant Operator - Grade I
Experience and Training
Experience:
No experience is required; some experience in repairing/maintaining mechanical equipment and/or knowledge of mechanical processes is preferred.
AND
Training:
Equivalent to completion of the twelfth grade, GED, or higher-level degree.
License or Certificate
Possession of a valid California driver's license by date of appointment.
Possession of a Water Treatment Plant Operator Grade 1 (T1) certificate issued by the California State Water Resources Control Board within one year of date of appointment.
Water Treatment Plant Operator - Grade II
Experience and Training
Experience:
Two years of increasingly responsible experience operating a water treatment plant, similar to that of a Water Treatment Plant Operator - Grade I with the City of Roseville.
AND
Training:
Equivalent to completion of the twelfth grade, GED, or higher-level degree.
License or Certificate
Possession of a valid California driver's license by date of appointment.
Possession of a Water Treatment Plant Operator Grade 2 (T2) certificate issued by the California State Water Resources Control Board.
Water Treatment Plant Operator - Grade III
Experience and Training
Experience:
Two years of increasingly responsible experience operating a water treatment plant, similar to that of a Water Treatment Plant Operator - Grade II with the City of Roseville.
AND
Training:
Equivalent to completion of the twelfth (12th) grade, GED, or higher-level degree.
License or Certificate
Possession of a valid California driver's license by date of appointment.
Possession of a Water Treatment Plant Operator Grade 3 (T3) certificate issued by the California State Water Resources Control Board by date of appointment.
Supplemental Information
All employment applications must be submitted online at the City of Roseville CAREER PAGES only.
Per City of Roseville practice, applicants are permitted to submit an employment application for a specific recruitment no more than once within any 90-day period.
Detailed information on the City of Roseville recruitment practices can be reviewed on the Frequently Asked Questions page.
The City of Roseville defines "accredited college or university" as an institution of higher learning and must be listed on the United States Department of Education Database of Accredited Post-Secondary Institutions and Programs website http://ope.ed.gov/accreditation.
Credits earned from colleges, universities, and institutions listed as accredited institutions on this website will be considered as part of the educational component of the minimum qualifications for a classification.
The following options apply to the evaluation of college degrees from countries outside the United States:
SELECTION PROCESS:
All candidates meeting the minimum qualifications will have their application scored in a Formula Rate Examination. The applicant's experience and education will be evaluated using a pre-determined formula. Scores from this evaluation will determine applicant ranking and placement on the Employment List. Supplemental questions will be utilized by the department hiring authority to make interview and selection determinations.
Final appointment is contingent upon a check of past employment references, passing a City-paid fingerprint check, and depending on the position applied for, a pre-employment medical exam, drug and alcohol screening test, credit check, license and/or education verification, psychological examination, and/or an extensive Police Department background check process.
Some positions require the clearance of a comprehensive Police Department (PD) background check within 12 months of appointment. The City may appoint candidates to positions prior to clearing the extensive Police Department background check, and in those circumstances the candidate will be advised in advance that security access in the information technology systems will be limited to non-PD related systems until PD clearance is received, and if the candidate ultimately does not clear the PD background it will result in release from City service without appeal rights, in accordance with Personnel Rules 3.04.050.
THE CITY OF ROSEVILLE IS AN EQUAL OPPORTUNITY EMPLOYER. IF YOU REQUIRE AN ACCOMMODATION DUE TO A DISABILITY, PLEASE CONTACT THE HUMAN RESOURCES DEPARTMENT AT LEAST 5 WORKING DAYS BEFORE A SCHEDULED INTERVIEW/EXAMINATION PROCESS. MEDICAL DISABILITY VERIFICATION MAY BE REQUIRED PRIOR TO ACCOMMODATION.
EMPLOYEE BENEFITS:
The City of Roseville offers competitive benefits packages to full-time employees. Regular part-time employees receive benefits on a pro-rated basis. For more information regarding the Citys benefits, visit our website here. Benefits currently include:
GENERAL BENEFITS:
A majority of the employee benefits are similar for all City employees. There are benefits that differ depending on which bargaining unit the job classification is assigned. Exact benefits information can be found by visiting the Benefits webpage and selecting the specific bargaining unit group.
TEMPORARY POSITIONS:
Most benefits do not apply to the Citys temporary positions. Temporary employees that work 1,500 hours annually may elect medical insurance. Temporary employees contribute to a retirement plan depending on the status of total hours worked annually.
01
The information provided in your application must support your selected answers in the supplemental questions. Your responses to Questions 2-9 will be scored using a set formula, and the experience you describe must also appear in the Work Experience section of your application. If your answers do not match your listed work experience, they will not be scored. All information you provide must be supported and may be verified, and you may be asked to show your knowledge or skills in a work sample or interview. Any false or misleading information may disqualify you from consideration or interview processes and removal from the employment list.
02
Which statement below best describes the highest level of education you have completed?
03
How many years of experience do you have performing maintenance and technical duties in the operation of a water treatment plant?
04
Which of the following statements best describes you? (Please attach the highest level certificate you possess to your application.)
05
If you answered you will have the T3 certificate by date of appointment to Question 4, please indicate the anticipated received date below or enter "N/A."
06
Please describe the characteristics of the treatment plants you have previously worked at and/or operated. If not applicable, enter "N/A."
07
Have you previously submitted reports to the Division of Drinking Water?
08
If you answered "yes" to Question 7, please describe below. If not applicable, enter "N/A."
09
Please review the areas of knowledge in Water Treatment Plant Operation listed below and check all that apply to your professional background. For each item selected, be prepared to provide a brief explanation and example during the interview process. Please note: no experience is required for grade level I.
Required Question
Employer City of Roseville (CA)
Address 311 Vernon Street
Roseville, California, 95678
Phone 916-774-5475
Website http://www.roseville.ca.gov