• 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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  • Engineer Principal - Citywide

    City and County of San Francisco (San Francisco, CA)
    …contact Tamara Ranney at ###@sfgov.org. Under general administrative direction, the Principal Engineer /Architect manages, plans, assigns and directs the ... personnel engaged in a wide variety of design and/or construction projects. The essential functions of the class may...of that experience must be as a licensed professional engineer . Two (2) of the nine (9) years must… more
    City and County of San Francisco (10/01/25)
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  • Principal Manufacturing Systems…

    Amgen (Thousand Oaks, CA)
    …process controls, automation, electrical devices and field instrumentation technologies. The Principal Engineer will design, develop, and deliver innovative ... Join us and transform the lives of patients while transforming your career. ** Principal Manufacturing Systems Engineer (Delta-V, Rockwell)** **What you will do**… more
    Amgen (09/13/25)
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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 ... 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a… more
    AECOM (09/18/25)
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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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  • 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 (08/19/25)
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  • Principal Mechanical Engineer

    RTX Corporation (Goleta, CA)
    …as internal customers leading the supporting programs. **What You Will Do** + The Principal Engineer is a key technical contributor to the programs and products ... a safer, more secure world. Raytheon is seeking a Principal Mechanical Engineer to lead new product...thermal and structural design and analysis, electrical component design, construction and failure modes, printed wiring board and circuit… more
    RTX Corporation (09/03/25)
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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 ... clients** . **Overview:** Parsons has an exciting job opportunity for a ** Principal Engineer ** to join the expanding transportation infrastructure team with… more
    Parsons Corporation (08/02/25)
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  • Principal Water/Wastewater Engineer

    Stantec (Santa Barbara, 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 (08/07/25)
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  • Principal Civil Engineer

    Parsons Corporation (Pasadena, CA)
    …for. **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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  • Principal Facility Engineer

    Northrop Grumman (Sunnyvale, CA)
    …work of your career. Northrop Grumman Mission Systems sector is seeking an ** Principal Facility Engineer ** to join our team of qualified, diverse individuals ... of Work (SOWs) and supporting documents for procurement of design and construction services + Generate cost estimates for projects, equipment replacement, and/or… more
    Northrop Grumman (08/29/25)
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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** ... assess program effectiveness, and develop program/process improvements + Reviews new construction and renovation plans for EHS aspects + Compile, interpret and… more
    Northrop Grumman (07/26/25)
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  • Principal Physical Design Engineer

    Microsoft Corporation (Mountain View, CA)
    …that will manage and optimize the Cloud infrastructure. We are looking for a ** Principal Physical Design Engineer ** with **CPU Core expertise** to join the team. ... as essential. + Lead & influence design tools, flows, and methodologies in construction , signoff, and optimization through a data-driven approach. + Lead and manage… more
    Microsoft Corporation (10/03/25)
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  • Principal Machine Learning Engineer

    Palo Alto Networks (Santa Clara, CA)
    …environment where we all win with precision. **Your Career** We are seeking a Principal Software Engineer with deep expertise in designing, building, and scaling ... with **Google ADK** (agents, long-term knowledge/memory) and **LlamaIndex** (graph construction , query engines). + Strong background in **NLP** and/or recommender… more
    Palo Alto Networks (10/03/25)
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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 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** ... of EHS into the design of new or altered processes/operations and construction projects + Coordinate EHS training for employees and conduct instructor-led EHS… more
    Northrop Grumman (07/26/25)
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  • Senior Associate Principal Engineer

    Southland Industries (Union City, CA)
    …Watch your engineering designs come to life! As a Senior Design Engineer at Southland Industries, you'll experience the excitement of working on design-build ... access to internal teams using the most innovative practices in virtual construction design (VDC) and computational fluid dynamics, along with just-in-time feedback… more
    Southland Industries (07/12/25)
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  • Principal Systems Engineer

    SAIC (El Segundo, CA)
    …and instruction relative to design problems and the resolution of construction or operating difficulties. Conducts special studies and investigations related to ... obtain a Top Secret clearance. + BS degree with min 9 years of Systems Engineer experience; would preferred 15 years of experience. + MS in technical field, such as… more
    SAIC (08/07/25)
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  • Principal , Electrical Engineering

    Stantec (San Diego, CA)
    …Join us and design your place with Stantec. Your Opportunity As a Principal , Electrical Engineering, one must bring deep knowledge and thought leadership that is ... performance accountability and collaboration with other disciplines is critical. The principal contributes to differentiating Stantec from other competing firms and… more
    Stantec (08/07/25)
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  • Principal Plant Process API Eng

    Bayer (Berkeley, CA)
    …difference, there's only one choice.** ** Principal Plant Process API Eng** ** Principal Plant Process API Engineer - Berkeley, CA** **PURPOSE** Technical ... + Plan, direct, coordinate and execute activities concerned with design, construction , modification, and maintenance of equipment, machinery and facilities; +… more
    Bayer (10/08/25)
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