• PLC SCADA Technician

    Jacobs (El Segundo, CA)
    …electrical and PLC troubleshooting skills. Principal Areas of Responsibility * Knowledge of wastewater treatment and/or water treatment , engineering, ... treatment processes and associated equipment including conventional and advanced water and/or wastewater treatment , microfiltration, reverse osmosis,… more
    Jacobs (11/27/25)
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  • Mid Level Instrumentation and Controls Engineer

    Carollo Engineers (Costa Mesa, CA)
    …instrumentation portion of medium to large sized instrumentation and control projects for water and wastewater treatment facilities + Conducts quality ... firm that specializes in the planning, design, and construction of water and wastewater facilities. We are seeking a Mid Level Instrumentation and Control… more
    Carollo Engineers (09/12/25)
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  • Structural Designer

    Insight Global (Walnut Creek, CA)
    …As part of the Structural CAD team, you will work on projects related to municipal water and wastewater treatment plants, including but not limited to major ... that specializes in the planning, design, and construction of water and wastewater facilities is looking to...treatment plant expansions, regional water quality studies, and critical water reuse… more
    Insight Global (11/14/25)
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  • I&C and Electrical Startup and Commissioning…

    Jacobs (San Francisco, CA)
    …a company that has been ranked #1 globally by Engineering News Record (ENR) in water / wastewater treatment and conveyance for decades. In 2022, ENR ranked ... projects that bring innovative solutions to our municipal clients' water challenges locally and worldwide. You'll get to work...* Knowledge of electrical and I&C systems * Strong wastewater startup experience * Ability to work multiple levels… more
    Jacobs (10/21/25)
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  • Field Commissioning Engineer

    Shimmick (San Diego, CA)
    …to Shimmick Construction. Axia offers electrical, instrumentation, and process controls expertise for water and wastewater treatment ; dams and locks; mass ... 3+ years of experience in commissioning, startup, or system integration for water / wastewater treatment , industrial process, or large infrastructure projects.… more
    Shimmick (10/15/25)
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  • Civil Engineer

    AECOM (Orange, CA)
    …critical water supply, treatment , and infrastructure projects such as water and wastewater treatment plants, pump stations, reservoirs, and ... deliver a better world. Join us. **Job Description** AECOM's Southern California Water / Wastewater /Conveyance Division is actively seeking a Senior Civil Engineer… more
    AECOM (11/25/25)
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  • Senior Wastewater Reuse Engineer

    Carollo Engineers (San Diego, CA)
    …an emphasis in hydraulics, physical, chemical, and biological treatment processes and treatment plant design for water , wastewater , and/or reuse. + ... that specializes in the planning, design, and construction of water and wastewater facilities. We are seeking...physical, chemical, and biological treatment processes and treatment plant design for wastewater and reuse.… more
    Carollo Engineers (11/14/25)
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  • Electrical Field Engineer

    Shimmick (CA)
    …to Shimmick Construction. Axia offers electrical, instrumentation, and process controls expertise for water and wastewater treatment ; dams and locks; mass ... in Riverside, California, focuses on large public owners in several states, across water resources, water treatment , transportation and transit markets. Over… more
    Shimmick (10/16/25)
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  • Civil Design Lead

    AECOM (Orange, CA)
    …are not limited to:** + Contribute to the design of regional dams. water / wastewater treatment facilities, pipelines, pump stations, levees, spillways, etc. ... commute, keeping the lights on, providing access to clean water , or transforming skylines, our work helps people and...doors to significant and interesting projects in the dams, water /waste water and power sectors. In this… more
    AECOM (10/07/25)
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  • Civil Design Engineer

    Parsons Corporation (Pasadena, CA)
    …verbal and written technical communication skills. **Preferred Experience:** + Designing water / wastewater treatment facilities, collection systems, and pump ... join our Los Angeles team. You will work on water and wastewater infrastructure projects, focusing on...focusing on design tasks for pipelines, pump stations, and treatment plants. **Work schedule:** Full-time hybrid with 2 to… more
    Parsons Corporation (11/09/25)
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