Top 58 Water treatment Jobs in Ontario Ca

Water Sampling Field Technician
The Metropolitan Water District of Southern California —La Verne, CA
- $37.79 - $49.76 an hour
- Full-time
- 6 years
- High school
- Mid-level
- Health insurance
- Dental insurance
3d
Wastewater Treatment Plant Operator (Grade OIT-V, DOQ)
Inland Empire Utilities Agency —Chino, CA
- $73,964.80 - $139,776.00 a year
- Overtime
- Mid-level
- High school diploma or GED
- First Aid Certification
- Profit sharing
- AD&D insurance
Engineering Technician I
The Metropolitan Water District of Southern California —La Verne, CA
- $43.37 - $57.05 an hour
- Full-time
- Laboratory experience
- High school diploma or GED
- US work authorization
- Health insurance
- Dental insurance
2d
WASTEWATER OPERATIONS DISPATCHER
City of Riverside, CA —Riverside, CA
- $69,972 - $85,092 a year
- Full-time
- Pass drug screening
- High school diploma or GED
- Pre-employment physical examination
- Disability insurance
- Health insurance
Water Distribution Operator I or II
Golden State Water Company —San Dimas, CA
- $24.28 - $39.55 an hour
- Background check
- Writing skills
- High school diploma or GED
- Profit sharing
- Health savings account
Operator I
Veolia —Rialto, CA
- $37.63 an hour
- Full-time
- High school diploma or GED
- Ability to lift 50 pounds
- Continuous improvement
- Health insurance
- Dental insurance
Quick Apply
4d
Water Distribution Operator I
Golden State Water Company —Placentia, CA
- $22.41 - $33.71 an hour
- Background check
- High school diploma or GED
- Driver's License
- Profit sharing
- Health savings account
Survey and Mapping Technician II
The Metropolitan Water District of Southern California —La Verne, CA
- $45.80 - $60.31 an hour
- Full-time
- Mid-level
- High school diploma or GED
- US work authorization
- Health insurance
- Dental insurance
Water Treatment System Operator
Onterris —Corona, CA
- $25 an hour
- Full-time
- Mid-level
- Driver's License
- Clean MVR report
Water Supply Operator I
Essel —Pomona, CA
- $20 - $22 a year
- Contract
- Word processing
- Computer literacy
- Writing skills
Quick Apply
Water Resources and Environmental Services Manager*
City of Chino —Chino, CA
- $137,205.00 - $181,452.96 a year
- Email
- Senior level
- Paid holidays
- Disability insurance
9d
Certified Distribution operator D1
Happy trails rv park —Colton, CA
- $25.82 - $50.00 an hour
- Part-time
- Hybrid work
- Entry level
Quick Apply
6d
Driver/Material Handler AM Shift (or) PM Shift
Western Water Works Supply Company —Chino, CA
- $19 - $24 an hour
- Full-time
- Pass drug screening
- Forklift
- Analysis skills
- Paid training
- Paid holidays
Quick Apply
Compost Facility Operator I-III (DOQ)
Inland Empire Utilities Agency —Rancho Cucamonga, CA
- $77,667.20 - $114,999.04 a year
- Full-time
- CDL A
- Mid-level
- High school diploma or GED
- Profit sharing
- AD&D insurance
Wastewater Operator
Ceco Concrete Construction, LLC —Irwindale, CA
- $26 - $30 an hour
- Full-time
- Mid-level
- Ability to climb stairs
- High school diploma or GED
11d
Technical Sales Representative - ES Water Services
Water Technologies —Azusa, CA
- $95,000 - $125,000 a year
- Full-time
- Remote
- Google Workspace
- Clean driving record
- Driver's License
- Health savings account
- AD&D insurance
Quick Apply
Staff Chemical Engineer - Water Systems and Chemistry
Jacuzzi Group —Chino, CA
- Full-time
- Hybrid work
- Customer service
- 5 years
- Bachelor's degree
- Health savings account
- Paid holidays
Quick Apply
Drinking Water Process Technical Expert
Kennedy/Jenks Consulting —Rancho Cucamonga, CA
- $150,000 - $200,000 a year
- Full-time
- Hybrid work
- Engineering
- 11+ years
- Office
- Travel reimbursement
- Health savings account
Wastewater Operator
Davis Wire Corporation —Irwindale, CA
- $26 - $30 an hour
- Mid-level
- Ability to climb stairs
- High school diploma or GED
Quick Apply
Associate Project Manager
Tomorrow Water —Anaheim, CA
- Full-time
- Microsoft Excel
- Microsoft Outlook
- Construction site
- Health insurance
- Dental insurance
Quick Apply

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water treatment jobs near ontario ca

Water Sampling Field Technician

The Metropolitan Water District of Southern California -
La Verne, CA

Apply Now

Job Details

Full-time
$37.79 - $49.76 an hour
3 days ago

Benefits

Health insurance
Dental insurance
Tuition reimbursement
Vision insurance
401(k) matching
Opportunities for advancement

Qualifications

High school diploma or GED
Non-CDL Class C

Full Job Description

Job Overview:

At the Metropolitan Water District of Southern California, we deliver reliable water to a region with 19 million people—and to accomplish this, we rely on a team of talented employees: innovators, problem-solvers, and collaborators who make it all possible.

There is currently one (1) opening for a Water Sampling Field Technician located at our F.E. Weymouth Filtration Plant in La Verne, California.

This recruitment may result in an eligibility list*.

Water Sampling Field Technician

Protect public health! Work hands-on in the water industry. Be part of something that matters!

Metropolitan is looking for an experienced water professional to join our team as a Water Sampling Field Technician. This role is ideal for someone with a strong background in water sampling, laboratory work, water treatment, and/or distribution who takes pride in accurate fieldwork and regulatory compliance.

In this role, you’ll be on the front lines of drinking water quality—collecting, handling, and delivering samples that ensure safe and reliable water for millions of Southern Californians.

What You’ll Do

As a Water Sampling Field Technician, you will:

Collect compliance and operational water samples throughout Metropolitan’s service area in accordance with drinking water regulations
Perform field water quality testing using approved sampling techniques and instruments
Accurately document and enter data into the Laboratory Information Management System (LIMS)
Transport water samples, equipment, and laboratory supplies across Metropolitan’s system
Drive assigned routes to MWD and member agency facilities throughout Southern California
Properly collect, preserve, store, and deliver water samples following established procedures
Prepare, maintain, and troubleshoot compliance sample taps, delivery lines, and sampling equipment
Enter water quality data using handheld data loggers and upload results to LIMS
Maintain calibration records and documentation for field instruments and equipment
Prepare reports and maintain clear, accurate records
Safely operate Metropolitan vehicles and interact professionally with the public
Communicate effectively and work collaboratively with coworkers and other MWD staff

This is a career opportunity for water professionals who want stable work, meaningful responsibility, and the chance to contribute directly to public health and environmental stewardship.

This job announcement has been designed to indicate the general nature and level of work being performed by employees in this classification / job.

To view the full job description, click here: Water Sampling Field Technician

Schedule: 4/10, Monday through Thursday, 5:00 am – 3:30 pm

Travel: This position will require travel to various District facilities throughout the service area, sometimes requiring overnight stay in the project area.

EMPLOYMENT STANDARDS

MINIMUM QUALIFICATIONS
Education and Experience: High school diploma or certificate of high school equivalency and six years of relevant experience.

Relevant Experience is defined as: a combination of experience performing water sample handling/collection, working in a laboratory setting, and/or experience in water treatment or distribution.

CERTIFICATIONS, LICENSES, AND REGISTRATION REQUIREMENTS

Employees in this position may be required to obtain and maintain the following certifications, licensing, and registrations:

Certificates:

State of California Water Treatment Certification Grade II OR
State of California Water Distribution Certification Grade II

License(s):

Valid California Class C Driver’s License or equivalent (required at time of application) that allows you to drive during your employment.

CLOSING

Benefits:

Competitive compensation
Excellent medical, dental, life, vision plans.
Deferred compensation in the form of a 401(k) plan (with matching contribution) and a 457 plan.
Retirement benefits under the California Public Employees' Retirement System
Tuition reimbursement
Training and advancement opportunities
Excellent working environment
Public transportation reimbursements

For more information on MWD benefits, please use the following link: Benefits Regular Full Time Employee

ABOUT MWD

The Metropolitan Water District of Southern California is a state-established cooperative that, along with its 26 cities and retail suppliers, provides water for 19 million people in six counties. The district imports water from the Colorado River and Northern California to supplement local supplies, and helps its members to develop increased water conservation, recycling, storage and other resource-management programs.

The Metropolitan Water District of Southern California is committed to providing reasonable accommodations to qualified individuals with disabilities. Qualified individuals with disabilities, who need a reasonable accommodation during the application or selection process, please call (213) 217-7738 or email: [email protected].

Metropolitan is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran, or any other protected characteristic(s).

Application Filing Period: Closes at 11:59 pm PT on the date stated in the job announcement. However it may close prior to the filing end date if sufficient applications have been received. If sufficient applications have not been received, then the filing period end date may be extended.

Eligibility List*: An eligibility list is a list of qualified candidates created when a job posting states that one will be established.

Candidates who meet the minimum qualifications listed in the original posting and successfully pass all stages of the recruitment process—but are not selected for the initial vacancy—may be placed on this list for future openings.

The list may be used to invite candidates to participate in a selection interview for a future vacancy in the same classification / title (if there is one). The duration of the list depends on the applicable bargaining unit.

Qualifying Experience: Your resume must at a minimum include the month and year you began and ended employment, name of the organization, your title, and a brief description of your experience. If your employment was part-time, make sure you identify it on your resume next to the month/year.

Sponsorship: Applicants for employment with The Metropolitan Water District of Southern California must have work authorization that does not now or in the future require sponsorship of a visa for employment authorization in the United States (i.e., H1-B or other employment-based immigration case).

#LI-Onsite

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Refine Your Search

water treatment jobs in ontario ca

Water Sampling Field Technician

Wastewater Treatment Plant Operator (Grade OIT-V, DOQ)

Engineering Technician I

WASTEWATER OPERATIONS DISPATCHER

Water Distribution Operator I or II

Operator I

Water Distribution Operator I

Survey and Mapping Technician II

Water Treatment System Operator

Water Supply Operator I

Water Resources and Environmental Services Manager*

Certified Distribution operator D1

Driver/Material Handler AM Shift (or) PM Shift

Compost Facility Operator I-III (DOQ)

Wastewater Operator

Technical Sales Representative - ES Water Services

Staff Chemical Engineer - Water Systems and Chemistry

Drinking Water Process Technical Expert

Wastewater Operator

Associate Project Manager

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