Top 10 Water treatment operator Jobs in Oxnard, Ca

Wastewater Plant Operator I/II/III
City of Simi Valley —Simi Valley, CA
- $31.73 - $48.66 an hour
- Overtime
- CPR Certification
- Pass drug screening
- Mid-level
- Paid holidays
- Health insurance
Wastewater Operator l
City of Oxnard —Oxnard, CA
- $50 - $125 an hour
- Overtime
- Heavy equipment operation
- Writing skills
- English
- Health insurance
- Dental insurance
Water Treatment and Field Operations Technician
Exodus Water Services —Thousand Oaks, CA
- $35 - $45 an hour
- Weekends as needed
- Hybrid work
- Clean driving record
- Mid-level
- Office
- Paid holidays
- Health insurance
Quick Apply
14d
Wastewater Operator ll
City of Oxnard —Oxnard, CA
- $79,457.25 - $96,541.95 a year
- Overtime
- Heavy equipment operation
- Computer literacy
- Writing skills
- Health insurance
- Dental insurance
Water Distribution Operator
City of Oxnard —Oxnard, CA
- $59,443.90 - $83,221.22 a year
- Overtime
- Management
- Writing skills
- Sanitation
- Health insurance
- Dental insurance
Advanced Water Treatment Operator
City of Oxnard —Oxnard, CA
- $87,549.90 - $116,184.43 a year
- Overtime
- Computer literacy
- Writing skills
- 3 years
- Health insurance
- Dental insurance
Water Distribution Operator I
Golden State Water Company —Simi Valley, CA
- $24.28 - $29.14 an hour
- Background check
- High school diploma or GED
- Driver's License
- Profit sharing
- Health savings account
Wastewater Operator lll
City of Oxnard —Oxnard, CA
- $87,549.90 - $116,184.43 a year
- Overtime
- Inventory control
- Heavy equipment operation
- Computer literacy
- Health insurance
- Dental insurance
Senior Wastewater Operator
City of Oxnard —Oxnard, CA
- $96,519.28 - $133,611.71 a year
- Overtime
- Computer literacy
- Writing skills
- English
- Health insurance
- Dental insurance
10d
Temporary Water Distribution Operator I
Golden State Water Company —Simi Valley, CA
- $21 - $22 an hour
- Temporary
- Background check
- Computer literacy
- High school diploma or GED

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Wastewater Operator l
City of Oxnard —Oxnard, CA
Monitors plant and field processes including solids processing; monitors computer alarms, instruments, gauges, and meters for process control.
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Wastewater Plant Operator I/II/III

City of Simi Valley -
Simi Valley, CA

Apply Now

Job Details

Full-time
$31.73 - $48.66 an hour

Benefits

Paid holidays
Health insurance
Dental insurance
401(k)
Flexible spending account
Tuition reimbursement
Dependent health insurance coverage
Employee assistance program
Vision insurance
Life insurance

Qualifications

High school diploma or GED
Certified Wastewater Treatment Operator
Non-CDL Class C

Full Job Description

About Simi Valley

The City of Simi Valley, Home of the Ronald Reagan Presidential Library, was incorporated in 1969. It is a General Law City with a Council/Manager form of government. Simi Valley encompasses an area of 41.7 square miles and is located in the southeast portion of Ventura County. The current estimated population is 126,414, yet Simi Valley maintains a unique balance of open space and City amenities.

Outdoor Recreation
Over a dozen beautiful parks, camping and picnic spots, tennis courts, two golf courses, and one of the largest equestrian trail systems in the United States. Boating and other water sporting activities are only 60 to 90 minutes away in Ventura and Santa Barbara. The City of Los Angeles is less than an hour away.

Community Facilities
The City has one general hospital, 47 religious institutions, one library, one Cultural Arts Center, three newspapers, one radio station, 24 financial institutions, 18 elementary schools, three middle schools, and three high schools. Two community colleges and three universities are also within commuting distance.

Discover More
Click below to check out our exclusive video to see what makes Simi Valley so special—whether you're looking for a rewarding career or just an incredible place to call home, you won't want to miss it!

Watch the Video

Location

500 West Los Angeles Ave. Simi Valley, 93065

Description

The City of Simi Valley is seeking a team‑oriented self‑starter to join our Public Works Sanitation Division as a Wastewater Plant Operator I, II, or III (depending on experience).

Plant Operators perform a variety of skilled technical and semi‑skilled duties in the operation and maintenance of the City’s wastewater treatment plant, including: Operating and maintaining plant equipment, performing adjustments and repairs, and collecting and documenting samples for laboratory testing.

This is a great opportunity to contribute to the safe and efficient operation of essential City services while growing your career in public works.

**Opportunities for Growth built-in!**

Upon completion of a satisfactory probationary period, this position offers the opportunity to promote to more advanced levels without requiring a new probationary period.

POSITION DETAILS:

Full-Time Regular position
9/80 work schedule with alternating Monday or Friday off
Optional overtime may be available
Pay ranges for advanced-level positions are as follows:
- Plant Operator I - $31.73 - $40.55 per hour
- Plant Operator II - $34.66 - $44.24 per hour
- Plant Operator III - $38.15 - $48.66 per hour
3% Cost of Living adjustment increase effective 7/13/26
3% Cost of Living adjustment increase effective 7/12/27
- Generally, salary placement is at the beginning of the salary range.
- Advanced placement may be granted depending on related education and experience.

MINIMUM QUALIFICATIONS:

Any combination of education and experience that would likely provide the required knowledge and abilities is qualifying. A typical way to obtain the knowledge and abilities would be:

Education:

Equivalent to the completion of the twelfth grade supplemented by specialized training in water or wastewater treatment plant operations

Experience:

Experience commensurate with each grade level of certification as required by the State of California, which includes some coursework in the area of assignment.

License/Certificates:

Wastewater: Possession of a Grade I, II, or III Wastewater Treatment Plant Operator certificate issued by the California State Water Resources Control Board.
All Positions: Possession of a valid Class C California driver's license. Positions in Wastewater require a Class B driver's license within 12 months of employment.
Possession of, or ability to obtain, an appropriate, valid C.P.R. Certificate.

JOB DESCRIPTION:

Plant Operator I/II/III

WHY SIMI VALLEY?

Looking for a thriving community with amazing career opportunities and a high quality of life? Simi Valley has it all! From scenic landscapes to a welcoming atmosphere, it's the perfect place to live and work.

CLICK HERE to check out our exclusive video to see what makes Simi Valley so special—whether you're looking for a rewarding career or just an incredible place to call home, you won’t want to miss it!

IDEAL CANDIDATE:

The ideal candidate will bring:

Practical knowledge of activated sludge wastewater treatment, BNR, and solids handling processes.
Technical expertise in treatment processes, safety practices, and tools used in wastewater facilities.
Experience: At least 3 years, including time in a lead role.
Maintenance skills: Ability to troubleshoot and maintain equipment, use maintenance management software, and work confidently with current technology.

BENEFITS:

We’re proud to offer a comprehensive and competitive benefits package that supports your health, financial well-being, and professional growth—because we believe taking care of our team is essential to serving our community.

Health & Wellness

Medical Coverage: 100% City-paid premiums for most plans, including family coverage
Dental & Vision: Fully covered dental (Delta Dental) and vision (VSP) plans
- Family coverage fully covers dental and vision
Prescription Drug Plan: Access to major retail and mail-order options
Flexible Spending Account (FSA): Pre-tax savings for health and dependent care expenses
Employee Assistance Program (EAP): Up to 8 free confidential consultations for employees and household members

Retirement & Financial Planning

CalPERS Pension:
- 2% @ 55 formula for “Classic” members (single highest year final compensation for individuals enrolled in CalPERS prior to 1/1/2013)
- 2% @ 62 formula for “New” members (three year average final compensation for individuals enrolled in CalPERS after 1/1/2013)
- 4th Level Survivor Benefit included
Deferred Compensation:
- 401(k) and 457 plans with Roth options
- City matches up to $75 per paycheck to 457
- City contribution of $30 per paycheck to 457
Note: The City does not participate in Social Security; no FICA deduction except Medicare hospital insurance

Paid Leave & Holidays

Annual Leave (AL):
- 5.2 weeks/year to start (vacation + sick combined)
- Increases at 5 and 10 years of service
- Cash-out option available after one year
Holidays:
- 11 paid holidays + 1 floating holiday annually

Professional Development

Tuition Reimbursement:
- Up to $1,800/year

Insurance Coverage

Life Insurance:
- $101,000 employee coverage fully covered
- $5,000 dependent coverage fully covered
Optional AFLAC Plans:
- Accident, cancer, hospital, and critical care coverage available

We also host a full calendar of employee appreciation events and activities to celebrate the incredible work our team does year-round.

This information is intended to give an overview of the benefits available to City employees. It is not intended to be a contract (expressed or implied), nor is it intended to otherwise create any legally enforceable obligations on the part of the City, its agents or its employees.

SPECIAL INSTRUCTIONS

Click Apply and attach a current resume. Only fields marked with an asterisk (*) and the supplemental questionnaire are required.

Applications are reviewed on a rolling basis. First official review of applications will occur after July 22nd, 2026.
Recruitment is open until the position is filled or 50 applications are received. Applicants are encouraged to apply promptly, as the posting may close at any time.

SELECTION PROCESS:

Applications will be evaluated based on education, training, and experience
Supplemental responses determine placement on the eligibility list
Raters do not see your name, application, or resume
Additional testing may include written exams, oral boards, and department interviews
Veteran’s Preference requires submission of a DD214
ALL OFFERS OF EMPLOYMENT ARE CONTINGENT UPON:

Passing a background investigation
Passing a pre-employment physical and/or drug screen, if applicable
Providing (3) professional references, including (1) direct supervisor
Providing copies of degree(s), training certifications/licenses listed on application/resume
5-year Verification of employment

REASONABLE ACCOMMODATION:

In compliance with the Americans with Disabilities Act, if you need special assistance in the selection process, please notify the Human Resources Division, in writing.

City of Simi Valley is an Equal Opportunity Employer Encouraging Workforce Diversity.

Apply Now

Refine Your Search

water treatment operator jobs in oxnard, ca

Wastewater Plant Operator I/II/III

Wastewater Operator l

Water Treatment and Field Operations Technician

Wastewater Operator ll

Water Distribution Operator

Advanced Water Treatment Operator

Water Distribution Operator I

Wastewater Operator lll

Senior Wastewater Operator

Temporary Water Distribution Operator I