• Principal Engineer

    Carollo Engineers (Los Angeles, CA)
    …and construction of water and wastewater facilities. We are seeking a Principal Engineer to provide design management, project management, and client service ... include preliminary design, detailed design, and engineering services during construction + Representative engineering tasks include the development of hydraulic… more
    Carollo Engineers (11/18/25)
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  • Principal Civil Engineer

    Parsons Corporation (Irvine, CA)
    …**Opportunity:** Our **Parsons Irvine, California office** is now hiring for a highly experienced ** Principal Engineer ** to join our team! In this role you will ... ** support major road and highway projects for Caltrans and...**Overview:** Parsons has an exciting job opportunity for a ** Principal Engineer ** to join the expanding transportation… more
    Parsons Corporation (10/31/25)
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  • Principal Project Engineer

    Parsons Corporation (San Diego, CA)
    …full potential. Unleash your talent and redefine what's possible. **Job Description:** ** Principal Project Engineer - Transportation Infrastructure - San Diego, ... **Parsons San Diego , California office** is now hiring for a ** Principal ** **Project Engineer ** to integrate the various engineering, scheduling, procurement,… more
    Parsons Corporation (10/29/25)
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  • Principal Bridge Engineer

    TYLin (Sacramento, CA)
    …As a seller-doer, participates in BD activities for pursuit of design and construction support opportunities. + Directs proposal efforts for pursuits and writes ... throughout the Americas, Asia, and Europe, the firm provides support on projects of varying size and complexity. Together,...more sustainable solutions. **Job Summary** TYLin is seeking a Principal Bridge Engineer for the Sacramento Bridge… more
    TYLin (10/23/25)
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  • Principal Water/Wastewater Engineer

    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 water team in our ... professionals with experience in the evaluation, planning, design and construction administration of water, recycled water, and wastewater infrastructure projects… more
    Stantec (11/06/25)
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  • Principal Geotechnical Engineer

    AECOM (Oakland, CA)
    …California** Geo-Engineering Department has an immediate need for an experienced, energetic ** Principal Geotechnical Engineer (Water)** to take on a leadership ... 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a… more
    AECOM (10/21/25)
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  • Principal Environmental Health and Safety…

    Northrop Grumman (Sunnyvale, CA)
    …best work of your career. Northrop Grumman Mission Systems is seeking a ** Principal Environmental Health and Safety Engineer ** for the **Sunnyvale, California** ... that fuel those missions. By joining in our shared mission, we 'II support yours of expanding your personal network and developing skills, whether you are… more
    Northrop Grumman (10/25/25)
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  • Principal Electrical Engineer

    Parsons Corporation (Oakland, CA)
    …**Job Description:** Parsons Corporation is seeking to hire a Lead Traction Power Engineer to support infrastructure projects in the rail and transit industry, ... Microstation with 3D modeling. Willingness to travel to supplier, client, or construction site locations, is expected. **SPECIFIC RESPONSIBILITIES** : + May function… more
    Parsons Corporation (10/24/25)
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  • Principal Engineer EHS

    Northrop Grumman (Sunnyvale, CA)
    …US and its global allies. Northrop Grumman Mission Systems is seeking a ** Principal Environmental Health and Safety Engineer ** for the **Sunnyvale, California** ... assess program effectiveness, and develop program/process improvements + Reviews new construction , demolition and renovation plans for EHS compliance aspects +… more
    Northrop Grumman (11/14/25)
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  • Sr Principal Environmental Health…

    Northrop Grumman (Sunnyvale, CA)
    …work of your career. Northrop Grumman Mission Systems is seeking a **Sr. Principal Environmental Health and Safety Engineer ** for the **Sunnyvale, California** ... missions. By joining in our shared mission, we 'II support yours of expanding your personal network and developing...into the design of new or altered processes/operations and construction projects + Coordinate EHS training for employees and… more
    Northrop Grumman (10/25/25)
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