• Principal Water - Wastewater

    AECOM (Orange, CA)
    …ECOM's ** Water Business Line** is seeking a highly motivated and experienced ** Principal Water / Wastewater Engineer ** with a passion for ... water and wastewater conveyance, treatment plant design, and infrastructure resiliency. This...of education and experience, with emphasis in water / wastewater or related fields. + Registered Professional Engineer more
    AECOM (10/22/25)
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  • Principal Water / Wastewater

    Stantec (Irvine, CA)
    …us, H2O+U. Your Opportunity Stantec's Water practice is seeking a highly motivated Principal Water / Wastewater Engineer to join our successful ... client service management, project delivery, design management, and project management for water and wastewater treatment and conveyance projects. We are looking… more
    Stantec (08/07/25)
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  • Senior Mechanical Engineer

    Parsons Corporation (Fountain Valley, CA)
    …Unleash your talent and redefine what's possible. **Job Description:** **Join Our Team: Principal Mechanical Engineer - Water Group** _Location: Pasadena, CA ... Group in Pasadena, CA, is seeking a dynamic ** Principal Mechanical Engineer ** to lead and innovate...+ Develop detailed designs for mechanical piping systems, reclaimed water systems, lift stations, and wastewater treatment… more
    Parsons Corporation (08/08/25)
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  • Principal Conveyance Project Manager

    Jacobs (Irvine, CA)
    …join a team of experts in conveyance, pumping plant design, fish screen intakes, water , and wastewater treatment technologies and will have the opportunity to ... As a Principal Conveyance Project Manager based out of Sacramento,...track record of delivering multiple conveyance related projects regarding water or wastewater . * Proven ability to… more
    Jacobs (10/22/25)
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  • Principal Consultant, Asset Management…

    Black & Veatch (Irvine, CA)
    …with this requisition: $151,260.00- $290,749.00 **Nearest Major Market:** Sacramento **Job Segment:** Wastewater , Water Treatment, Engineer , Engineering ... ** Principal Consultant, Asset Management Systems SME - Power...and digital transformation consulting services to the power, energy, water , wastewater , local government, oil & gas… more
    Black & Veatch (10/18/25)
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