• Wastewater Process Engineer

    Actalent (Orange, CA)
    Job Title: Wastewater Process Engineer Location: Orange, CA (On-site) Salary Range: $130,000 - $150,000 + Benefits Employment Type: Full-Time, Direct Hire ... You'll Do + Design & Technical Leadership: + Apply process and civil engineering principles to wastewater ...Apply process and civil engineering principles to wastewater treatment and industrial utility projects. + Prepare layout… more
    Actalent (12/05/25)
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  • Field Process Engineer

    Xylem (Buena Park, CA)
    …team, dedicated 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,… more
    Xylem (12/03/25)
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  • 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 ... delivery, design management, and project management for water and wastewater treatment and conveyance projects. We are looking for...At Stantec we are committed to ensuring our recruitment process is accessible to all. If you require reasonable… more
    Stantec (12/03/25)
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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 (11/19/25)
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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 (10/08/25)
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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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  • 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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  • Sr. Electrical Engineer

    Essel (Pomona, CA)
    …you looking for the next step in your career? Or are you a mid-career Engineer professional looking for the next big opportunity? Essel is partnering with one of the ... Valley Area who is looking for a SR. Electrical Engineer with experience in the water industry. Accountability: The...in the preparation of electrical design services including power, process control, and telemetry for the operation and control… more
    Essel (12/08/25)
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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...technical review of these projects. - Support the permitting process of projects, which may require meeting with clients,… more
    Stantec (12/03/25)
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  • Senior Water Reuse Engineer

    Stantec (Pasadena, CA)
    …Stantec, a leading global engineering and design firm, is seeking a Senior Water Reuse Engineer to join our team in California. As a Senior Water Reuse Engineer , ... of alternative water source, advanced water purification, and related water and wastewater projects as a Project Technical Lead. This includes conducting pilot… more
    Stantec (12/03/25)
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  • BAS Application Engineer

    EMCOR Group (Los Alamitos, CA)
    …and facilities-maintenance services. **Job Summary** **Job Title: BAS Application Engineer ** **Location:** Los Alamitos, CA **Reports to:** BAS Engineering Manager ... provides products and services for environmental monitoring, HVAC, lighting control, process control, security and UL panel fabrication. KDC Inc. can handle… more
    EMCOR Group (10/25/25)
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  • Senior Civil Project Manager

    Actalent (Orange, CA)
    …Employment Type: Full-Time, Direct Hire About the Role Are you a seasoned civil engineer ready to step into a leadership role with a clear path to Principal? ... thrives on both strategic leadership and technical excellence. You'll lead complex wastewater and water infrastructure projects (75% wastewater ), mentor project… more
    Actalent (12/05/25)
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  • Public Works Inspector I (Temporary)

    Bowman (Brea, CA)
    …serving public building facilities, bridges, roadways, parks, and municipal water, wastewater , storm drain, dry utilities, and other related public infrastructure. ... witness tests, document test results and serve as liaison between engineer , contractor, and adjacent residents and businesses. + Perform field inspections… more
    Bowman (12/01/25)
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  • Regional Engineering Sponsor (Water)

    Kiewit (Santa Fe Springs, CA)
    …interviewing, contract negotiation, estimating, and project initiation, within the Water/ Wastewater market. Sponsors are typically responsible for multiple projects ... to ensure total project success. The KIWE team, which includes process , mechanical, piping, electrical, instrumentation and control, structural, civil and… more
    Kiewit (10/23/25)
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  • Senior Control System Architect

    Stantec (Pasadena, CA)
    …expertise in Cybersecurity applied to pumping stations, water treatment, and wastewater treatment infrastructure within a culture that values inclusion, celebrates ... the design computer-based OT Systems specifically for water treatment plants and wastewater treatment plants or related industry. - Experienced in the maintenance of… more
    Stantec (11/06/25)
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  • Refining Chemical Engineering Intern/Co-op Summer

    Marathon Petroleum Corporation (Wilmington, CA)
    …taking physical surveys of refinery process units; work on various process engineering projects within a Wastewater Treatment Plant; participate in ... our people, and fosters a collaborative team environment. Responsibilities: As a Chemical Engineer at a Marathon refinery, you can expect to become familiar with … more
    Marathon Petroleum Corporation (11/14/25)
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