Chief Plant Operator Jobs (NOW HIRING)

Under the general supervision of the Chief Engineer I, the Water & Sewage Plant Supervisor (Chief Plant Operator) is responsible for the operation, maintenance, and repair of the Wastewater Treatment Plant and associated lift stations located at Mule Creek State Prison and the Preston Youth Correctional Facility. The position is also responsible for maintaining order, supervising the conduct of incarcerated people, and protecting the safety of persons or property. The Chief Water & Sewage Plant Supervisor in possession of a Grade III Operator Certification or higher shall be designated as the Chief Plant Operator and shall have the responsibility for overseeing the overall operation of the plant.
Individuals who are eligible for a Training and Development assignment may also be considered for this position(s).
Effective July 1, 2025, the Personal Leave Program 2025 (PLP 2025) was implemented in response to the status of the State budget. PLP 2025 requires that each full-time employee receive a 3% reduction in pay in exchange for five (5) hours of PLP 2025 leave credits monthly through June 2027. Salaries do not reflect the recent changes.
CDCR/CCHCS employees are encouraged to use their existing CDCR email address on their job application.
Note : Main communication for this position with be through email. Please ensure you have a valid email address on your application.
You will find additional information about the job in the Duty Statement .
Working Conditions
Mule Creek State Prison, in Ione, offers free on-site parking, on-site fitness center, on-site dining option, and is within a one-hour drive to the Sacramento area.
Minimum Requirements You will find the Minimum Requirements in the Class Specification.

• WATER AND SEWAGE PLANT SUPERVISOR (CORRECTIONAL FACILITY)

Additional Documents

• Job Application Package Checklist
• Duty Statement

Position Details Job Code #:
JC-529792
Position #(s):
025-216-6724-XXX
Working Title:
Chief Plant Operator
Classification:
WATER AND SEWAGE PLANT SUPERVISOR (CORRECTIONAL FACILITY) $6,696.00 - $8,477.00
New to State candidates will be hired into the minimum salary of the classification or minimum of alternate range when applicable.
# of Positions:
1
Work Location:
Amador County
Telework:
In Office
Job Type:
Permanent, Full Time
Department Information
Vision
We enhance public safety and promote successful community reintegration through education, treatment and active participation in rehabilitative and restorative justice programs.
Mission
To facilitate the successful reintegration of the individuals in our care back to their communities equipped with the tools to be drug-free, healthy, and employable members of society by providing education, treatment, rehabilitative, and restorative justice programs, all in a safe and humane environment.
Commitment
The California Department of Corrections and Rehabilitation (CDCR) and the California Correctional Health Care Services (CCHCS) are committed to transforming the correctional landscape to create safer, more professional, and more fulfilling environments for our employees, the incarcerated population, and those supervised in our communities. Through systemwide improvements grounded in proven and emerging practices, we aim to strengthen rehabilitation, enhance workplace satisfaction, and support successful reentry into the community through our institutions, parole, and community partnerships. Our shared mission is to promote safety, wellness, and human dignity while fostering positive change for all those who live and work within our institutions and communities.
CDCR and CCHCS are committed to building an inclusive respectful workplace. We are determined to attract and hire candidates from all communities and empower employees from a variety of backgrounds, perspectives, and personal experiences. We are proud to foster inclusion and drive collaborative efforts at all levels of the Department.
CDCR and CCHCS strive to collaborate with the community to enhance public safety and promote successful community reintegration through education, treatment and active participation in rehabilitative and restorative justice programs. Incumbents establish and maintain cooperative working relationships within the department, other governmental agencies, health care partners, and communities.
Founded in 1885, the California Department of Corrections and Rehabilitation (CDCR) is one of the nation's largest and most diverse correctional departments in the country. We are dedicated to enhancing public safety through the safe and secure incarceration of individuals in our care, by providing effective parole supervision, and implementing rehabilitative strategies for their successful reintegration into our communities.
Special Requirements
Do not include any confidential information on any documents you submit for a job vacancy, such as your state application, resume, or educational transcripts. Confidential information that should be excluded or removed from these documents includes, but is not limited to, your Social Security Number (SSN), birthdate, student identification number, driver's license number (unless required), basis of eligibility, examination results, LEAP status, marital status, and age. Confidential information on the first page of applications submitted electronically online, such as Easy ID number, SSN, examination related information, and driver's license number will automatically be redacted upon submission.
Possession of Minimum Qualifications will be verified prior to interview and/or appointment. If you are meeting Minimum Qualifications with education, you should include your unofficial transcripts/diploma for verification. Official transcripts may be required upon appointment. If it is determined an applicant does not meet the Minimum Qualifications, the candidate will be withheld from the eligibility list, rendering them inactive and ineligible to be hired for the position. Candidates who have been withheld may file an appeal with the State Personnel Board.
Applicants who completed their education outside of the US (with foreign degrees/transcripts) must obtain and submit verification of U.S. course/degree equivalency. Foreign education credential evaluation services can be found at https://www.naces.org/
Candidates new to CDCR/CCHCS are required to submit to a background investigation process utilizing Live Scan Fingerprinting, as well as a Tuberculosis test/evaluation prior to appointment, followed by department annual Tuberculosis testing/evaluation thereafter.
When submitting supporting documents, PDF file format is preferred.
CDCR/CCHCS utilizes E-Verify to confirm candidate's identity and employment authorization. For more information about E-Verify, you may go to http://www.e-verify.gov/
This advertisement may be used for other vacancies that occur during the life of this recruitment.
Application Instructions
Completed applications and all required documents must be received or postmarked by the Final Filing Date in order to be considered. Dates printed on Mobile Bar Codes, such as the Quick Response (QR) Codes available at the USPS, are not considered Postmark dates for the purpose of determining timely filing of an application.
Final Filing Date: 9/8/2026
Who May Apply
Individuals who are currently in the classification, eligible for lateral transfer, eligible for reinstatement, have list or LEAP eligibility, are in the process of obtaining list eligibility, or have SROA and/or Surplus eligibility (please attach your letter, if available). SROA and Surplus candidates are given priority; therefore, individuals with other eligibility may be considered in the event no SROA or Surplus candidates apply. Applications will be screened and only the most qualified applicants will be selected to move forward in the selection process. Applicants must meet the Minimum Qualifications stated in the Classification Specification(s).
How To Apply
Complete Application Packages (including your Examination/Employment Application (STD 678) and applicable or required documents) must be submitted to apply for this Job Posting. Application Packages may be submitted electronically through your CalCareer Account at www.CalCareers.ca.gov. When submitting your application in hard copy, a completed copy of the Application Package listing must be included. If you choose to not apply electronically, a hard copy application package may be submitted through an alternative method listed below:
Address for Mailing Application Packages
You may submit your application and any applicable or required documents to:
Mule Creek State Prison
N/A
Attn: Mule Creek State Prison/ Personnel
4001 Hwy 104/P.O. Box 409099
Ione , CA 95640
Address for Drop-Off Application Packages
You may drop off your application and any applicable or required documents at:
Mule Creek State Prison
N/A
Mule Creek State Prison/ Personnel
4001 Hwy 104/P.O. Box 409099
Ione , CA 95640
07:00 AM - 04:00 PM
Required Application Package Documents
The following items are required to be submitted with your application. Applicants who do not submit the required items timely may not be considered for this job:

• Current version of the State Examination/Employment Application STD Form 678 (when not applying electronically), or the Electronic State Employment Application through your Applicant Account at www.CalCareers.ca.gov. All Experience and Education relating to the Minimum Qualifications listed on the Classification Specification should be included to demonstrate how you meet the Minimum Qualifications for the position.
• Resume is optional. It may be included, but is not required.

Applicants requiring reasonable accommodations for the hiring interview process must request the necessary accommodations if scheduled for a hiring interview. The request should be made at the time of contact to schedule the interview. Questions regarding reasonable accommodations may be directed to the EEO contact listed on this job posting.
Desirable Qualifications In addition to evaluating each candidate's relative ability, as demonstrated by quality and breadth of experience, the following factors will provide the basis for competitively evaluating each candidate:
Willingness to create and promote an equitable and inclusive workplace where diversity is celebrated and valued.
Benefits
Benefit information can be found on the California Department of Human Resources (CalHR) website, www.calhr.ca.gov , and the CalPERS website, www.calpers.ca.gov .
Information on benefits afforded by membership in the California Public Employees' Retirement System can be found on the CalHR Salary and Benefits website at www.calhr.ca.gov/employees/pages/salary-and-benefits.aspx .
Information on benefits and protections provided to public employees by the State Civil Service Act can be found on the CalHR website at https://www.calhr.ca.gov/Training/Pages/performance-management-merit-system-principles.aspx .
Additional benefit information can be found on the CalHR California State Civil Service Employee Benefits Summary website at https://www.calhr.ca.gov/Pages/California-State-Civil-Service-Employee-Benefits-Summary.aspx .
This webpage is intended to provide general information. Benefit eligibility may be based on job classification, bargaining unit, time base and length of appointment.
Contact Information
The Human Resources Contact is available to answer questions regarding the application process. The Hiring Unit Contact is available to answer questions regarding the position.
Human Resources Contact:
Kimberly Finch
(209) 274-5261
m_MCSPhiringandrecruitment@cdcr.ca.gov
Hiring Unit Contact:
Christina Danero
(209) 274-5262
m_MCSPhiringandrecruitment@cdcr.ca.gov
Please direct requests for Reasonable Accommodations to the interview scheduler at the time the interview is being scheduled. You may direct any additional questions regarding Reasonable Accommodations or Equal Employment Opportunity for this position(s) to the Department's EEO Office.
EEO Contact:
Michelle Villafuerte
(209) 274-4911
California Relay Service: 1-800-735-2929 (TTY), 1-800-735-2922 (Voice) TTY is a Telecommunications Device for the Deaf, and is reachable only from phones equipped with a TTY Device.
Examination Information
To obtain list eligibility for the Water and Sewage Plant Supervisor (Correctional Facility) position, before applying , you should first take and pass the examination linked here CalCareers
Equal Opportunity Employer
The State of California is an equal opportunity employer to all, regardless of age, ancestry, color, disability (mental and physical), exercising the right to family care and medical leave, gender, gender expression, gender identity, genetic information, marital status, medical condition, military or veteran status, national origin, political affiliation, race, religious creed, sex (includes pregnancy, childbirth, breastfeeding and related medical conditions), and sexual orientation.
It is an objective of the State of California to achieve a drug-free work place. Any applicant for state employment will be expected to behave in accordance with this objective because the use of illegal drugs is inconsistent with the law of the State, the rules governing Civil Service, and the special trust placed in public servants.