• Principal Construction

    TYLin (Ontario, CA)
    …finding more sustainable solutions. **Job Summary** TYLin is looking to hire a Principal Construction Engineer for our Ontario, CA office. **Responsibilities ... a PE + Minimum of 20 years of experience in the inspection and construction of transportation projects. + Experience with local DMV transit agencies required. + OSHA… more
    TYLin (09/19/25)
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  • Principal Engineer , Standards…

    MetroLink (Los Angeles, CA)
    Principal Engineer , Standards and Design Print (https://www.governmentjobs.com/careers/scrra/jobs/newprint/5114820) Apply  Principal Engineer , Standards ... of the METROLINK Commuter Rail System, is seeking a Principal Engineer , Design and Standards, who will...phase and provide design support for Projects in the construction phase. + Review all Request for Special Design… more
    MetroLink (10/16/25)
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  • Senior Principal IT/OT Infrastructure…

    Genentech (Los Angeles, CA)
    …Automated Inspection, Autoinjector Assembly, Packaging/Finished Products). **The Opportunity** A Senior Principal ITOT Infrastructure Engineer is being hired to ... time is expected during the project phase. **What You'll Do** Senior Principal ITOT Infrastructure Engineer (Department: ITOT/Infrastructure - Leadership Role)… more
    Genentech (10/25/25)
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  • 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 Geotechnical Engineer

    AECOM (Orange, CA)
    …Dams Department in Orange, California office has an immediate need for an experienced Principal Geotechnical Engineer with focus in Dams/Levees to take on a ... and training staff in geotechnical investigations, analyses, reporting, and construction observation. Business development for existing and new clients will… more
    AECOM (10/09/25)
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  • Senior Principal Automation Engineer

    Genentech (Los Angeles, CA)
    …Inspection, Autoinjector Assembly, Packaging/Finished Products). **The Opportunity** A Senior Principal Automation Engineer is being hired to participate ... to 30% of the time is expected during the project phase. Senior Principal Automation Engineer (Department: ITOT/Automation Engineering - Leadership Role) will be… more
    Genentech (10/25/25)
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  • Principal Water/Wastewater Engineer

    Stantec (Pasadena, CA)
    …H2O+U. Your Opportunity Stantec's Water practice office is seeking a highly motivated Principal Water/Wastewater Engineer to join our successful water team in ... 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 Civil Engineer

    Parsons Corporation (Pasadena, CA)
    …**Job Description:** Job Posting Parsons is looking for an amazingly talented ** Principal /Supervising Civil** ** Engineer ** to join our team! In this role ... as drawings, specifications, and other materials suitable for procurement and construction purposes. + Frequently interfaces with other Engineering disciplines as… more
    Parsons Corporation (09/26/25)
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  • Managing Principal Engineer - MEP…

    Southland Industries (Garden Grove, CA)
    **Position Summary** As a Managing Principal Engineer , you will manage, coordinate, and lead (conceptual) design on projects for the Southern California Division ... loss calculations, etc. + Performing site inspections to determine compliance with construction documents and resolving design issues (contract and scope) in all… more
    Southland Industries (09/01/25)
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  • Sr. Principal Structural Engineer

    HNTB (Los Angeles, CA)
    …Provides structural engineering services and project leadership during bidding and construction phases of projects, including performance and oversight of submittal ... review, providing solutions to construction questions and coordination, and site observation. + Leads and oversees the work of technical tasks of structural… more
    HNTB (10/13/25)
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  • Principal Engineering Project Manager…

    AECOM (Los Angeles, CA)
    …world. Join us. **Job Description** Join AECOM's dynamic Tunnel Practice as a Principal Tunnel Engineer /Project Manager in our Los Angeles office. We're seeking ... 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a… more
    AECOM (11/07/25)
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  • Design Principal - Strategic Market…

    Legence (Long Beach, CA)
    …integration. Our offered services range from engineering and commissioning to construction management. With over 300 dedicated employees, P2S is an internationally ... Los Angeles, and San Jose. We are seeking a visionary **Design Principal ** to lead engineering excellence, support strategic growth initiatives, and help shape… more
    Legence (11/14/25)
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  • Senior Mechanical Engineer - Wastewater

    Parsons Corporation (Fountain Valley, CA)
    …your talent and redefine what's possible. **Job Description:** **Join Our Team: Principal Mechanical Engineer - Water Group** _Location: Pasadena, CA (with ... Water Group in Pasadena, CA, is seeking a dynamic ** Principal Mechanical Engineer ** to lead and innovate...and designers to achieve technical and professional growth. + ** Construction Support:** + Address engineering bid questions, respond to… more
    Parsons Corporation (11/07/25)
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  • Sr. Electrical Engineer - Water/Wastewater

    Parsons Corporation (Pasadena, CA)
    …Unleash your talent and redefine what's possible. **Job Description:** **Senior/ Principal Electrical Engineer - Water/Wastewater** **Location:** Pasadena, CA ... 9/80 Work Week or 40 hour work-week Parsons is seeking a **Senior/ Principal Electrical Engineer ** to join our Water/Wastewater Design Engineering group… more
    Parsons Corporation (09/13/25)
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  • Lead Space Systems Engineer

    OffWorld (Altadena, CA)
    www.offworld.ai Lead Space Systems Engineer Full time position based in Altadena, CA OffWorld is a robotics startup working on developing a mobile robotic workforce ... need for humans to work in life-threatening environments in mining, construction , tunneling and other dangerous industries, and dramatically reduce the environmental… more
    OffWorld (10/20/25)
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  • Application Engineer III

    EMCOR Group (Chino, CA)
    …applications and automated control systems. **Job Summary** **Job Title:** Application Engineer III ** Principal Duties and Responsibilities** + Executes project ... maintenance desired. As a leading provider of mechanical and electrical construction , facilities services, and energy infrastructure, we offer employees a… more
    EMCOR Group (10/14/25)
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  • Sr Automation Design Engineer

    EMCOR Group (Chino, CA)
    …and automated control systems. **Job Summary** **Job Title:** Senior Automation Design Engineer ** Principal Duties and Responsibilities** + The ability to ... driver's license. As a leading provider of mechanical and electrical construction , facilities services, and energy infrastructure, we offer employees a competitive… more
    EMCOR Group (10/14/25)
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  • Join our MEP Engineering Talent Community!…

    Southland Industries (Garden Grove, CA)
    …career could look like. + Design Engineer I + Design Engineer II + Design Engineer III + Associate Principal Engineer + Principal Engineer + ... of a building, providing several integrated services including engineering, construction , service, operations and maintenance, and energy services. We operate… more
    Southland Industries (11/12/25)
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  • Geotechnical Engineering Project Manager

    Southern California Edison (Rosemead, CA)
    …the Clean Energy Revolution Become a Geotechnical Engineering Project Manager (Project Engineer ) at Southern California Edison (SCE) and build a better tomorrow. In ... role, you will oversee all technical aspects of major construction projects that support SCE's fleet of power plants....and guidelines; with review of a senior manager or principal manager; leads the development, and management of the… more
    Southern California Edison (11/05/25)
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