Working at California Water Service | Glassdoor

California Water Service Overview

San Jose, CA
1001 to 5000 employees
Company - Public (CWT)
$500 million to $1 billion (USD) per year

Working at California Water Service

California Water Service Group is the third largest publicly traded water utility in the United States. Traded on the New York Stock Exchange under the symbol “CWT,” the Company has six subsidiaries operating in California, Washington, New Mexico, and Hawaii ... Read more

Mission: Our mission is to be the leading provider of water and wastewater services. Our purpose is to enhance the quality of life for our customers, communities, employees, and stockholders. Our promise Quality. Service. Value.

Company Updates

  • Cal Water Employee Recognized as "Distinguished Rotarian" and "Cog of the Year" by Downtown Salinas Rotary Club

    SALINAS, Calif. — The Downtown Salinas Rotary Club has recognized California Water Service (Cal Water) District Manager Brenda Granillo as a "Distinguished Rotarian" for her efforts in raising more than $10,000 for the Club's annual Pigs, Pinot & More fundraising event. Granillo, who joined the Club in 2016, was also awarded the "COG of the Year" honor, which recognizes the Club's outstanding new member.

  • California Water Service Receives American Water Works Association National Diversity Award

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California Water Service – Why Work For Us?

California Water Service Group invites you to pursue a career in the water industry with the third largest publicly traded water utility in the United States. Our mission is to be the leading provider of water and wastewater services. We’re committed to improving the quality of life for our customers, communities, stockholders, and employees. To achieve that, we align our hiring strategies with the company’s core values of integrity, service, value, health and safety, respect and collaboration, and corporate citizenship so that we can provide quality, service, and value to all of these groups.

Our commitment to our employees is evident, as we have been named a Top Workplace in the Bay Area for seven (7) years in a row and certified as a Great Place to Work®, and Cal Water was ranked “Highest in Customer Satisfaction Among Water Utilities in the West” by J.D. Power in its inaugural water utility satisfaction study.

Learn more about a career with us and current job openings at

We value innovation, a positive attitude, high ethics, and the willingness to learn, be part of a team, and become a leader in the water industry. Our hiring strategy enables us to hire, retain, and develop those with high potential to become leaders of our organization.

Enjoy a work environment that supports your career goals through professional and leadership development and continuing education opportunities. Employees also gain superior experience in business process improvement through our customized Continuous Improvement program, where employees at all levels work in teams to identify opportunities to improve efficiency or service. In addition to learning valuable analytical, public speaking, and team-building skills, the program gives employees the opportunity to improve the way we do business.

See our current job openings at

California Water Service Reviews

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Recommend to a friend
Approve of CEO
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Martin Kropelnicki
8 Ratings
  • "Treats Employees Well"

    • Work/Life Balance
    • Culture & Values
    • Career Opportunities
    • Comp & Benefits
    • Senior Management
    Current Employee - Water Quality Program Manager in Los Angeles, CA
    Current Employee - Water Quality Program Manager in Los Angeles, CA
    Neutral Outlook
    Approves of CEO

    I have been working at California Water Service full-time (Less than a year)


    Competitive salary, 401k, pension, holidays and time off. Flexible schedule associated with my position. My manager treats her team respectfully.


    Travel and distance between districts associated with my position. Not too progressive regarding working from home, but most utilities are not.

    Advice to Management

    I like my immediate supervisor.

See All 19 Reviews

California Water Service Interviews



Getting an Interview

Getting an Interview




  1. Helpful (1)  

    Operations Interview

    Anonymous Employee in Torrance, CA
    Accepted Offer
    Positive Experience
    Average Interview


    I applied in-person. I interviewed at California Water Service (Torrance, CA).


    Based off the situational star system. Situational questions. Google it & practice using past experiences. Team work & safety. They might ask a volume type wuestion with pipe diameter or flow or a simple d2/t2 question. Practice before u go. Follow up after the interview to show enthusiasm and interest.

    Interview Questions

    • Give me a time when you had a difficult time with a coworker, how did u overcome it?   1 Answer
See All 7 Interviews

California Water Service Awards & Accolades

  • Highest in Customer Satisfaction Among Water Utilities in the West, J.D. Power, 2016
  • Top Workplace in the Bay Area, Bay Area News Group, 2016
  • Great Place to Work Certified, Great Place to Work Institute, 2016
  • Platinum Award, Drought Communications Campaign, Hermes Creative Awards, 2016
  • Finalist, Best Mobility Implementation, CS Week, 2016
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