• Utility Systems Repairer Operator

    National Park Service (Yosemite National Park, CA)
    …in Yosemite National Park. This position will serve as Chief Plant Operator for two (2) wastewater treatment facilities. MAJOR DUTIES Act within established ... I, Water Treatment Grade 2 and Wastewater Treatment II at time of application, or...of state certifications to California within 6 months. Wastewater Treatment Operator Grade III certification required within… more
    National Park Service (08/26/25)
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  • Operator in Training (OIT) - El Segundo

    Jacobs (San Francisco, CA)
    …CA. In this role, you'll work under the general direction of the Chief Plant Operator , responsible for the day-to-day operation, maintenance and repair of the ... wastewater/water treatment plant equipment, pump stations and performs...a related field is preferred * Preferred SWRCB Grade II or higher Wastewater/Water Treatment Certification as… more
    Jacobs (08/23/25)
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  • Wastewater Operator -In-Training

    Jacobs (Clovis, CA)
    …CA. In this role, you'll work under the general direction of the Chief Plant Operator , responsible for the day-to-day operation, maintenance and repair of the ... wastewater/water treatment plant equipment, pump stations and performs...a related field is preferred * Preferred SWRCB Grade II or higher Wastewater/Water Treatment Certification as… more
    Jacobs (07/30/25)
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  • Senior Water/Wastewater Services Worker…

    Ventura County (Ventura, CA)
    …contractors, developers, cities and the general public; and may serve as Chief Plant Operator . + Performs other related duties as required. Senior ... $.69 per hour (Level I), $1.00 per hour (Level II ) or $1.32 per hour (Level III). + Flexible... Operator Grade D3 certificate AND a Water Treatment Operator Grade T2 certificate. + WWS… more
    Ventura County (08/25/25)
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  • Senior Laboratory Technician - Extended…

    City of Tracy (Tracy, CA)
    …(4) years of experience performing chemical or bacteriological tests in a laboratory or treatment plant , or at least two (2) years of experience equivalent to ... biological, microbiological, and physical analyses of samples related to the treatment , quality control, and distribution of potable and recycled water, as… more
    City of Tracy (08/16/25)
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  • Senior Water Service Worker

    The County of Los Angeles (Los Angeles, CA)
    …may be required for appointment to some positions in this class. A valid Water Treatment Operator Grade T1 Certificate and a valid Water System Distribution ... water mains, meters, fire hydrants, water tanks, and pumping plant equipment such as pumps and valves; oversees traffic...Operator Grade D3 Certificate issued by the California Department… more
    The County of Los Angeles (07/07/25)
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  • Maintenance Technician I

    Veolia North America (Los Angeles, CA)
    …United States for three consecutive years, and the country's largest private water operator and technology provider as well as hazardous waste and pollution ... treatment leader. It offers a full spectrum of water,...according to safety and environmental policies. Operates vehicles for plant operational purposes. + Learns to estimate time and… more
    Veolia North America (08/14/25)
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  • Industrial Mechanic/Millwright

    Veolia North America (San Diego, CA)
    …United States for three consecutive years, and the country's largest private water operator and technology provider as well as hazardous waste and pollution ... treatment leader. It offers a full spectrum of water,...inspection, diagnosis, troubleshooting, scheduled/preventative maintenance, repair, and servicing of plant , shop, and field equipment/components. * Ensure all machinery… more
    Veolia North America (08/28/25)
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