• Disneyland Resort (Anaheim, CA)
    Join the magic behind the scenes at the Walt Disney Company as a Principal Manufacturing Engineer (internally known as Principal Quality Engineer ). In ... this dynamic role, you'll collaborate with cross-functional teams to sustain high standards of safety, quality, efficiency and continuous improvement in the manufacturing, overhaul, and refurbishment of attractions (ie ride vehicles and components). You'll… more
    Talent (10/20/25)
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  • TYLin (Ontario, CA)
    …finding more sustainable solutions. **Job Summary** TYLin is looking to hire a Principal Construction Engineer for our Ontario, CA office. **Responsibilities & ... Qualifications** **Qualifications:** + Establish project filing system in accordance with client requirements and manage electronic filing system. + Log and manage project submittals, RFI's and correspondence. + Create meeting agendas and minutes; distribute… more
    DirectEmployers Association (09/19/25)
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  • Principal Engineer

    Curtiss-Wright Corporation (Brea, CA)
    ** Principal Engineer ** **_Join the WRIGHT team!_** Curtiss-Wright is a global leader in providing valves, pumps, actuators, pipe restraints, instrumentation, ... 401k retirement, tuition reimbursement, and vacations/holidays. **The Opportunity |** **Principle Engineer ** **Location: Brea, CA** Step into a challenging role and… more
    Curtiss-Wright Corporation (10/18/25)
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  • Apartments.com - Principal Software…

    CoStar Realty Information, Inc. (Orange County, CA)
    Apartments.com - Principal Software Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential ... our customers. Learn more about Apartments.com (https://www.apartments.com/grow/about-us) . As a ** Principal Software Engineer ** , you will proactively lead the… more
    CoStar Realty Information, Inc. (10/01/25)
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  • Principal Service Engineer , End…

    Providence (Irvine, CA)
    **Description** ** Principal Service Engineer , End User Complete** **Are you passionate about designing, operating, and improving large-scale endpoint management ... services? Join our team as a Principal Service Engineer , where you'll lead the technical strategy and delivery of solutions using Microsoft Configuration Manager… more
    Providence (10/11/25)
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  • Senior Principal Electrical Engineer

    Medtronic (Northridge, CA)
    …in the Life** In this exciting and challenging role as a Senior Principal Electrical Engineer , your responsibilities will include Designing, developing, and ... We have the talent, diverse perspectives, and guts to engineer the extraordinary. Learn more about our business, mission,...We have the talent, diverse perspectives, and guts to engineer the extraordinary. **We change lives** . Each team… more
    Medtronic (10/23/25)
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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 ... or demonstrated equivalency of experience and or education + Professional Engineer 's (PE) license + Driver's License **Preferred Qualifications** + Master's degree… more
    AECOM (10/09/25)
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  • Principal R&D Engineer

    Envista Holdings Corporation (Pomona, CA)
    **Job Description:** We're seeking a visionary ** Principal R&D Engineer ** to lead the design and development of cutting-edge dental devices-from ... electromechanical systems and endodontic tools to curing lights and restorative delivery systems. In this role, you'll drive projects from concept through commercialization, champion engineering excellence, and collaborate cross-functionally to deliver… more
    Envista Holdings Corporation (09/06/25)
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  • Principal Water-Wastewater Engineer

    AECOM (Orange, CA)
    …ECOM's **Water Business Line** is seeking a highly motivated and experienced ** Principal Water/Wastewater Engineer ** with a passion for water and wastewater ... and experience, with emphasis in water/wastewater or related fields. + Registered Professional Engineer (PE) in California, or ability to obtain within 6 months of… more
    AECOM (10/22/25)
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  • Principal Systems Engineer

    Medtronic (Northridge, CA)
    …improves and solves. We have the talent, diverse perspectives, and guts to engineer the extraordinary. Learn more about our business, mission, and our commitment to ... improves and solves. We have the talent, diverse perspectives, and guts to engineer the extraordinary. **We change lives** . Each team member, each day, helps… more
    Medtronic (10/25/25)
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  • Principal Process Engineer

    Medtronic (Northridge, CA)
    …improves and solves. We have the talent, diverse perspectives, and guts to engineer the extraordinary. Learn more about our business, mission, and our commitment to ... improves and solves. We have the talent, diverse perspectives, and guts to engineer the extraordinary. **We change lives** . Each team member, each day, helps… more
    Medtronic (10/24/25)
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  • Sr Principal Mechanical Engineer

    Medtronic (Northridge, CA)
    …improves and solves. We have the talent, diverse perspectives, and guts to engineer the extraordinary. Learn more about our business, mission, and our commitment to ... improves and solves. We have the talent, diverse perspectives, and guts to engineer the extraordinary. **We change lives** . Each team member, each day, helps… more
    Medtronic (10/21/25)
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  • Senior Principal Geologist/ Engineer

    Stantec (San Bernardino, CA)
    …Engineering, or Science Bachelor's Degree. Licensed Professional Geologist or Engineer preferred. 20+ years of environmental consulting experience. Typical office ... environment working with computers and remaining sedentary for long periods of time. Field work may include exposure to the elements including inclement weather. This description is not a comprehensive listing of activities, duties or responsibilities that may… more
    Stantec (09/26/25)
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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 ... understand the design and intent of mechanical equipment and systems (Chiller, Boiler, Custom AHUs, Primary/Secondary pumping, Variable Flow Chilled Water Plants, Clean Room Applications, Demand Response, and Energy solutions). + Create and manage design… more
    EMCOR Group (10/14/25)
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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 ... start-ups, commissioning, testing, and troubleshooting of installed BAS controls and mechanical systems on assigned projects. + Participates in the layout and coordination of network drops, IP addresses and monitoring tools with customer's IT Department… more
    EMCOR Group (10/14/25)
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  • Principal Quality Systems Business Analyst

    Medtronic (Northridge, CA)
    …in a more connected, compassionate world. **A Day in the Life** The Principal Quality Systems Business Analyst will be working across the Diabetes Quality Function ... We have the talent, diverse perspectives, and guts to engineer the extraordinary. Learn more about our business, mission,...We have the talent, diverse perspectives, and guts to engineer the extraordinary. **We change lives** . Each team… more
    Medtronic (10/25/25)
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  • Principal IT Business Analyst - Automation…

    Medtronic (Northridge, CA)
    …in a more connected, compassionate world. **A Day in the Life** As a Principal IT Business Analyst - Automation & AI you will support Robotic Process Automation. ... We have the talent, diverse perspectives, and guts to engineer the extraordinary. Learn more about our business, mission,...We have the talent, diverse perspectives, and guts to engineer the extraordinary. **We change lives** . Each team… more
    Medtronic (10/24/25)
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  • Senior Principal Vascular Therapy…

    Medtronic (Orange, CA)
    …improves and solves. We have the talent, diverse perspectives, and guts to engineer the extraordinary. Learn more about our business, mission, and our commitment to ... improves and solves. We have the talent, diverse perspectives, and guts to engineer the extraordinary. **We change lives** . Each team member, each day, helps… more
    Medtronic (09/18/25)
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  • Account Manager - Commercial HVAC

    EMCOR Group (Mission Viejo, CA)
    …automated control systems. **Job Summary** **Job Title** : Account Manager ** Principal Duties and Responsibilities** Persons filling this position will be ... and/or projects through various methods including contacting prospective client Chief Engineer , Property Managers, and/or Asset Managers, etc. + Making phone calls,… more
    EMCOR Group (10/14/25)
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