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Water Science Jobs in California (NOW HIRING)

Monterey Bay Aquarium

Systems Operator I

Monterey, CA · On-site

$29.86 - $36.54/hr

... Applied Water Science, Husbandry, and other departments. * Perform routine maintenance on critical water and mechanical systems and equipment, including mechanical preventative maintenance, raw ...

Monterey Bay Aquarium

Systems Operator I

Monterey, CA

$29.86 - $36.54/hr

... Applied Water Science, Husbandry, and other departments. * Perform routine maintenance on critical water and mechanical systems and equipment, including mechanical preventative maintenance, raw ...

Essel

Water Supply Operator I

Pomona, CA · On-site

The Water Supply Operator I is an entry-level position requiring immediate to general supervision ... and science-based curriculum from an accredited educational institution or program * Basic math ...

Essel

Water Supply Operator I

Pomona, CA · On-site

The Water Supply Operator I is an entry-level position requiring immediate to general supervision ... and science-based curriculum from an accredited educational institution or program * Basic math ...

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Showing results 21-40

All JobsWater Science JobsWater Science Jobs in California

Water Science information

See California salary details

$24.2K

$47.8K

$78K

How much do water science jobs pay per year?

As of Aug 17, 2026, the average yearly pay for water science in California is $47,757.00, according to ZipRecruiter salary data. Most workers in this role earn between $38,000.00 and $51,300.00 per year, depending on experience, location, and employer.

What is the difference between Water Science vs Water Quality Technician?

AspectWater ScienceWater Quality Technician
Required CredentialsBachelor's degree in environmental science, hydrology, or related fieldAssociate's or bachelor's degree in environmental science, chemistry, or related field
Work EnvironmentResearch labs, field sites, environmental agenciesWater treatment plants, laboratories, field sampling sites
Employer & Industry UsageEnvironmental consulting, government agencies, research institutionsMunicipal water treatment facilities, environmental testing labs

Water Science involves studying water systems, conducting research, and analyzing water data, often in research or policy roles. Water Quality Technicians focus on testing and monitoring water quality at treatment plants or field sites. While both roles require knowledge of water analysis, Water Science emphasizes research and data interpretation, whereas Water Quality Technicians concentrate on sample collection and lab testing.

What does a water scientist do?

A water scientist studies the quality, distribution, and movement of water in natural and urban environments. They analyze water samples, use modeling tools, and develop solutions for water management, conservation, and pollution control. Their work often involves fieldwork, laboratory analysis, and data interpretation to support environmental protection and public health.

What are some common challenges faced by water scientists when conducting field research?

Water scientists often encounter challenges such as unpredictable weather conditions, difficult terrain, and limited access to remote sampling sites during field research. Additionally, ensuring the accuracy and reliability of samples can be complex due to contamination risks or equipment malfunctions. Collaboration with local authorities and stakeholders is frequently necessary to gain site access and gather comprehensive data. These challenges require adaptability, strong problem-solving skills, and effective communication to ensure successful research outcomes.

What can I do with a water science degree?

A water science degree prepares individuals for careers in environmental consulting, water resource management, research, and policy development. Graduates often work for government agencies, environmental organizations, or private companies, utilizing skills in data analysis, field sampling, and environmental regulations.

How much money does a water scientist make?

Water scientists typically earn a median annual salary of around $60,000 to $80,000, depending on experience, education, and location. Advanced roles or those with specialized skills in hydrology or environmental analysis can earn higher salaries, especially with additional certifications or fieldwork experience.

What are the key skills and qualifications needed to thrive as a water scientist, and why are they important?

To thrive as a Water Scientist, you need a strong background in environmental science, hydrology, chemistry, or a related field, typically with at least a bachelor's or master's degree. Familiarity with water quality testing equipment, GIS software, and data analysis tools is often required, along with certifications such as Certified Hydrologist or equivalent. Strong analytical thinking, problem-solving abilities, and effective communication skills help distinguish top performers in this role. These qualifications ensure accurate assessment of water resources, inform policy decisions, and support sustainable water management practices.

What is water science?

Water science is the study of water, including its properties, distribution, movement, and quality in the environment. It encompasses disciplines such as hydrology, hydrogeology, and water resource management. Water scientists analyze water samples, monitor water systems, and develop solutions for water conservation and pollution prevention. Their work is crucial for ensuring safe drinking water, sustainable water use, and protecting aquatic ecosystems.

What are popular job titles related to Water Science jobs in California?

For Water Science jobs in California, the most frequently searched job titles are:

What job categories do people searching Water Science jobs in California look for?

The top searched job categories for Water Science jobs in California are:

What cities in California are hiring for Water Science jobs?

Cities in California with the most Water Science job openings:

Water Science jobs near you
Infographic showing various Water Science job openings in California as of August 2026, with employment types broken down into 55% Full Time, 27% Part Time, 9% Temporary, and 9% Contract. Highlights an 100% In-person job distribution, with an average salary of $47,757 per year, or $23 per hour.

Interim Water Quality Program Specialist

California Water Service Group

Commerce, CA • On-site

$74K - $138K/yr

Full-time

Posted 19 days ago

Job description

California Water Service

Job Description:

The Interim Water Quality Program Specialist (WQPS) performs complex tasks to assist with compliance of water quality regulations and programs. Primary responsibilities focus on drinking water public health, regulatory planning and compliance. Capital project support including Division of Drinking Water (DDW) permitting, developing compliance strategy, and new regulation implementation for capital projects. This includes water quality support during the general rate case development, integration of new water systems for new business efforts, and partner state projects. The WQPS will also be responsible for providing ongoing backup and coverage for the Water Quality Program Manager (WQPM) team during emergencies or personnel transitions. This position is located in East Los Angeles, CA.

ESSENTIAL FUNCTIONS:

  • Reviews of Monitoring Schedules, permit monitoring requirements, DDW web site, analytical results of raw/finished water and sample tracking, and coordination to ensure regulatory compliance

  • Assists WQPM with creation of Consumer Confidence Reports, Annual Water Quality reports, Monthly reporting, and any other internal and external reporting

  • Understand permits conditions, including operations plans for distribution and treatment facilities and update plans as required

  • Serves as the primary water quality stakeholder to provide input and support to the Engineering department project management process of key capital projects

  • Provides WQ support for all capital projects - to include planning, permitting, implementation, final DDW inspections, and training

  • Works as water quality lead with Engineering to develop priorities, schedule, and justifications for General Rate Case

  • Supports capital planning for deficiencies from the Division of Drinking Water (DDW) Sanitary Surveys (inspections) and incorporation of water quality deficiencies in to a tracking program and monitor and prioritize for completion

  • Assists WQPM in developing water quality monitoring schedules for sources, water treatment plants, and distribution systems in accordance with applicable regulations

  • Supports of partner state water quality projects and integration/implementation of new water systems for new business

  • Completes new water supply source data review and appropriate treatment technologies review for removal of contaminants under the direction of the WQPM and Manager of WQ

  • Participates in training and presentation techniques, including media training

  • Develops reports, technical summaries, and data summaries to assist with water quality studies, treatment system design review, and permitting

  • Coordinates within Water Quality Department, other Departments, and Districts to ensure regulatory requirements are met

  • Exhibits behavior that supports a safety culture; attends and participates at all required safety training programs; adheres to Company Safety Policies; uses Personal Protective Equipment (PPE) as appropriate, reports safety issues/concerns to management in a timely manner, and encourages others to behave in the same manner

  • Participates in and supports the Company's Continuous Improvement program and projects

  • Performs work onsite at assigned office location

  • Performs other similar duties as assigned

MINIMUM QUALIFICATIONS:

  • Bachelor's degree with major coursework in Chemistry, Biology, Environmental Science, Environmental Engineering, or a related field or equivalent experience

  • California Division of Drinking Water Distribution Operator Grade 2 Certification within 1 year of employment

  • California Division of Drinking Water Treatment Operator Grade 2 Certification within 1 year of employment

  • Valid California Driver License

  • Ability to communicate effectively, both verbally and in writing, with internal customers, outside vendors, and consultants

  • Knowledge of applicable drinking water laws and regulations to include SDWA, Title 22, and Title 17

  • Knowledge of internal Policy and Procedures related to drinking water, safety, and operations support

  • Ability to prepare manage and analyze data

  • Strong knowledge of and experience in project management

  • Good interpersonal skills

  • Strong problem-solving, troubleshooting, and decision-making skills

Salary Range: $74,600 - $138,400 (DOE)

Deadline to submit resume is Tuesday, August 11, 2026.

The Equal Opportunity Policy of the Company is based upon the philosophy that all people should be treated fairly and with dignity. California Water Service, Hawai'i Water Service, New Mexico Water Service, Texas Water Serviceand Washington Water Servicedo not discriminate against any applicant or employee because of race, color, religion, sex, national origin, or any other protected class. The Company makes all employment decisions in a non-discriminatory manner. EOE, VET, DISABILITIES.

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