SUPERVISING WATER/WASTEWATER SPECIALIST

County of Fresno; Fresno (CA); On-site; USD 90,000 - 115,000; Full time

Job summary

County of Fresno invites applications for the Supervising Water/Wastewater Specialist. This role oversees daily operations of water and wastewater plant equipment and staff to ensure safe, compliant service for Fresno County residents.

Applicants must have three years of full-time experience in a similar role and hold Grade II/III operator certificates as specified. A valid Class C driver license is required and the recruitment notes possible education-related limits.

Qualifications

• Three (3) years of full-time, paid work experience equivalent to that gained as a Water/Wastewater Specialist with the County of Fresno.
• Possession of a valid Grade III or higher Water Treatment Operator certificate issued by the State of California, State Water Resources Control Board.
• Possession of a valid Grade II or higher Water Distribution Operator certificate issued by the State of California, State Water Resources Control Board.
• Possession of a valid Grade II or higher Wastewater Treatment Plant Operator certificate, issued by the State of California, State Water Resources Control Board.

Responsibilities

• Provide day-to-day supervision of water and wastewater plant equipment, operations, and personnel.

Skills

Supervision

Water/Wastewater operations

Education

Grade III Water Treatment Operator certificate

Grade II Water Distribution Operator certificate

Grade II Wastewater Treatment Plant Operator certificate

Job description

INTERVIEWS TENTATIVELY SCHEDULED FOR NOVEMBER 18, 2026

Scheduled Salary Increase: 1% effective 11/9/2026

The Fresno County Department of Public Works and Planning invites applications for the position of Supervising Water/Wastewater Specialist. Incumbents provides day-to-day supervision of water and wastewater plant equipment, operations, and personnel.

Fresno County is working together for a quality of life for all. Our mission is to provide excellent public services to our diverse community.

OPTION 1

• Experience: Three (3) years of full-time, paid work experience equivalent to that gained as a Water/Wastewater Specialist with the County of Fresno.
• Certificate: Possession of a valid Grade III or higher Water Treatment Operator certificate issued by the State of California, State Water Resources Control Board.
• Possession of a valid Grade II or higher Water Distribution Operator certificate issued by the State of California, State Water Resources Control Board.
• Possession of a valid Grade II or higher Wastewater Treatment Plant Operator certificate, issued by the State of California, State Water Resources Control Board.

OPTION 2

• Experience: Three (3) years of full-time, paid work experience equivalent to that gained as a Water/Wastewater Specialist with the County of Fresno.
• Certificate: Possession of a valid Grade II or higher Water Treatment Operator certificate issued by the State of California, State Water Resources Control Board.
• Possession of a valid Grade I or higher Water Distribution Operator certificate issued by the State of California, State Water Resources Control Board.
• Possession of a valid Grade III or higher Wastewater Treatment Plant Operator certificate, issued by the State of California, State Water Resources Control Board.

In addition to the options listed above, the following is also required:

License

• Possession of a valid Class "C" driver's license, or equivalent.

Note: Recruitment and/or certification may be limited to candidates possessing a specific education background related to the specific position vacancy as authorized by the Director of Human Resources.

Required Application Materials

• A complete, accurate Fresno County employment application must be submitted online only and shall include: All education and work experience to demonstrate the applicant meets the minimum qualifications. A valid driver's license number. A copy of the required certificates issued from the State of California, State Water Resources Control Board.
• Supplemental Questionnaire

Please Note: Resumes and attachments are not accepted in lieu of a completed employment application. Incomplete or inaccurate applications will be disqualified. Submissions must be received by the closing date and time of this recruitment. Amendments will not be accepted after the filing deadline. Applications submitted via U.S. mail, email, fax, or in person in our office will not be accepted.

Selection Process

Pursuant to Fresno County Personnel Rule 4 - Selection Process, applicants may be required to complete an examination process and successful candidates will be placed on an employment list effective for a minimum of 3 months and certified in final rank order as vacancies occur.

Tentative Interview Dates: November 18, 2026

Please Note: The eligible list for this recruitment may be extended up to 12 months, and may be used to fill both extra-help and permanently allocated positions. Individuals selected for extra-help appointment may be transitioned to a permanently allocated position at a later date as authorized by the Fresno County Personnel Rules.

Reasonable Accommodations

Positions in this classification are in Medical Group III - Heavy Physical Activity. This group includes positions which require heavy physical effort using arms, legs, back and trunk in frequent lifting, pushing, or pulling objects weighing (or offering resistance equivalent to) over 25 pounds. Generally, considerable bending, stooping, squatting, twisting, reaching, as well as standing and walking are involved. Physical stamina is usually required and explosive strength using bursts of energy may be required, depending upon specific position assignments.

The County of Fresno is committed to providing reasonable accommodation to applicants as required by the Americans with Disabilities Act (ADA) and the Fair Employment and Housing Act (FEHA). Qualified individuals with disabilities who need a reasonable accommodation during the application, examination, or selection process may contact Human Resources at [phone] at least five days prior to the scheduled date or deadline.

Eligible candidates must be able to perform the essential functions of the position with or without reasonable accommodation.

EQUAL EMPLOYMENT OPPORTUNITY EMPLOYER

The County of Fresno is an Equal Employment Opportunity Employer. It is the policy of Fresno County to provide employment opportunity for all qualified persons. All applicants will be considered without regard to race, color, religion, sex, national origin, age, disability, sexual orientation, gender, gender identity, gender expression, marital status, ancestry, medical condition, genetic information, or denial of medical family care leave, or any other non-job-related factor.

Analyst: Zachary Carter