• Principal Water/ Wastewater Engineer

    Stantec (Pasadena, CA)
    …Your Opportunity Stantec's Water practice office is seeking a highly motivated Principal Water/ Wastewater Engineer to join our successful water team in our ... project delivery, design management, and project management for water and wastewater treatment and conveyance projects. We are looking for professionals with… more
    Stantec (12/03/25)
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  • Field Process Engineer - Wastewater

    Xylem (Buena Park, CA)
    …to exceeding customer expectations through innovative and sustainable solutions. **Field Process Engineer - Wastewater ** **Xylem is seeking a skilled and ... experienced Field Process Engineer - Wastewater to support our industrial, municipal water, and wastewater facilities, reverse osmosis, Microfiltration ,… more
    Xylem (12/03/25)
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  • Civil Engineer - Water/ Wastewater

    Verdantas (Rancho Cucamonga, CA)
    …of resilient communities?** **Verdantas has an immediate need to fill a mid-level Water/ Wastewater ** **Civil Engineer ** **position. As a member of our team, the ... **position.** **What You'll Do:** **Foundational experience as a project engineer producing final design products, study analyses, and deliverables** **Good… more
    Verdantas (01/05/26)
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  • Wastewater Treatment Process…

    Parsons Corporation (Pasadena, CA)
    …what's possible. **Job Description:** Parsons is looking for an amazingly talented ** Wastewater ** **T** **reatment Process** ** Engineer ** to join our team! In ... Angeles area.** **RESPONSIBILITIES:** + Working effectively on water and wastewater engineering capital project teams,as well as other project-related… more
    Parsons Corporation (12/16/25)
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  • Sr. Electrical Engineer - Water/…

    Parsons Corporation (Pasadena, CA)
    …your talent and redefine what's possible. **Job Description:** **Senior/Principal Electrical Engineer - Water/ Wastewater ** **Location:** Pasadena, CA (Hybrid - 3 ... Work Week or 40 hour work-week Parsons is seeking a **Senior/Principal Electrical Engineer ** to join our Water/ Wastewater Design Engineering group based in… more
    Parsons Corporation (12/12/25)
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  • Wastewater Engineer

    Actalent (Orange, CA)
    Senior Water/ Wastewater Engineering Project Manager Location: Orange, CA (On-site) Salary Range: $160,000 - $200,000 (Depending Upon Experience Employment Type: ... Hire About the Role Are you an experienced civil engineer ready to take on a leadership position with...and technical excellence. You will lead complex water and wastewater infrastructure projects (approximately 75% wastewater ), mentor… more
    Actalent (01/13/26)
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  • Wastewater Process Engineer

    Actalent (Orange, CA)
    …for those who want to grow their career. You'll work on complex wastewater and industrial projects (75% wastewater , 25% industrial), mentor junior engineers, ... Technical Leadership: + Apply process and civil engineering principles to wastewater treatment and industrial utility projects. + Prepare layout plans,… more
    Actalent (01/13/26)
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  • Senior Civil Engineer - Water/…

    AECOM (Orange, CA)
    …us. **Job Description** AECOM's Water business line is seeking a **Senior Civil Engineer ** with strong site civil design expertise to join our Water/ Wastewater ... + Lead and oversee **site civil design** efforts for water and wastewater infrastructure facilities, including **rough and precise grading, drainage, paving, and… more
    AECOM (12/30/25)
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  • Water Reuse Engineer

    Stantec (Pasadena, CA)
    …Design alternative water source, advanced water purification, and related water and wastewater projects as a project engineer , including pilot studies; ... and design firm, is currently seeking a Water Reuse Engineer to join our team in California. As a...join our team in California. As a Water Reuse Engineer , your main objective will be to support the… more
    Stantec (01/13/26)
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  • Project Manager - Water/ Wastewater

    AECOM (Orange, CA)
    …AECOM is looking for a Project Manager (PM) with a water/ wastewater /civil engineering background to work within our Southern California Water/ Wastewater ... Client-facing and must have the ability to manage and execute water/ wastewater engineering projects by collaborating with clients, developing sound engineering… more
    AECOM (12/30/25)
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  • Industrial Client Service Leader - Industrial…

    CDM Smith (Rancho Cucamonga, CA)
    …seeking an Industrial Client Service Leader with a strong industrial water and wastewater background to help further accelerate the growth of our Industrial business ... experience identifying and selling consulting, engineering, design-build and EPC ( engineer , procure, construct) projects across CDM Smith's target industrial client… more
    CDM Smith (11/13/25)
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  • Senior Project Manager- Water/ Wastewater

    Verdantas (Rancho Cucamonga, CA)
    …communities?** We are seeking a highly motivated and technically proficient **Senior Water/ Wastewater Project Manager** . In this role, you'll have the opportunity ... lasting impact.** **What You'll Do:** + Foundational experience as a project engineer producing final design products, study analyses, and deliverables + Good… more
    Verdantas (01/05/26)
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  • Senior I&C Engineer

    Parsons Corporation (Pasadena, CA)
    …possible. **Job Description:** Parsons is currently looking for a Senior Instrumentation Engineer to join our water/ wastewater consulting engineering group in ... supports project delivery primarily in California. The Senior Instrumentation Engineer provides instrumentation and control engineering services including design,… more
    Parsons Corporation (01/07/26)
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  • Senior Instrumentation & Controls Engineer

    AECOM (Orange, CA)
    …Southern California is seeking an experienced **Senior Instrumentation and Controls (I&C) Engineer ** for a full-time position as a Technical Lead supporting our ... municipal and private sectors. Our team is part of a multi-engineering water/ wastewater team that support large infrastructure projects in Southern California. The… more
    AECOM (11/22/25)
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  • Senior Electrical Engineer -Water Delivery

    Stantec (Pasadena, CA)
    …your duties may include responsibility for project deliverables as Engineer -of-Record. You will be responsible for applying detailed electrical engineering ... generation, controls, lighting and related electrical systems, particularly in water/ wastewater applications. #ElectricalH2O Your Key Responsibilities - Evaluate, select,… more
    Stantec (12/12/25)
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  • Senior Water Electrical Engineer (Northern…

    Jacobs (Ontario, CA)
    …into innovative solutions designing the future - today. As a Senior Electrical Engineer based out of northern or southern California, you will prepare detailed ... electrical detailed electrical power systems design for water and wastewater treatment facilities, pump station rehabilitation, and greenfield projects with minimum… more
    Jacobs (01/09/26)
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  • Electrical Engineer

    CDM Smith (Rancho Cucamonga, CA)
    …**Business Unit:** TSU **Job Description:** We are seeking a licensed Electrical Engineer (PE) with strong design expertise and project management experience to lead ... federal infrastructure, water/ wastewater and industrial projects. This role blends hands-on engineering...that require US Citizenship. As a Senior Professional Electrical Engineer , you will: Lead the design of medium and… more
    CDM Smith (11/12/25)
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  • Mechanical Engineer

    Stantec (Pasadena, CA)
    …benefit future generations. Grow with us, H2O+U. Your Opportunity As a Mechanical Engineer , your role in our professional consulting services team is to work ... Fire Protection systems on municipal water treatment plants, pumping stations, wastewater treatment plants, hydroelectric power plants, and private industrial water… more
    Stantec (11/06/25)
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  • Hydraulic Structures Engineer

    CDM Smith (Rancho Cucamonga, CA)
    …responsible for large-scale flood protection projects, water supply, water and wastewater plant design, transit facilities, and industrial facilities. As a Hydraulic ... Structures Engineer at CDM Smith, you will have the opportunity...or similar. - Experience designing structures for water and wastewater treatment plants. - Advanced knowledge of building codes… more
    CDM Smith (11/18/25)
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  • Resident Engineer

    AECOM (Orange, CA)
    …us. **Job Description** **AECOM** is actively seeking a highly talented **Resident Engineer ** for immediate employment in Orange County, California. **The Resident ... Engineer ** (RE) will be responsible for the effective administration...experience preferred with 5+ years of Municipal Water / Wastewater Construction Project experience + Experience with the installation… more
    AECOM (12/30/25)
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