• 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 ... and periodic audits. Maintain accurate records and documentation in systems ensuring traceability and compliance. Participate in the recruitment, training,… 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 & ... and complexity. Together, we enhance conventional designs with smarter, more resilient systems . We provide people with better mobility. We steward precious resources… more
    DirectEmployers Association (09/19/25)
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  • Principal Systems Engineer

    Medtronic (Northridge, CA)
    …design and development of features in apps connected to cloud data systems with machine learning + Perform technical analysis such as functional analysis, ... including cost and risk, supportability and analyses for total systems . + Analyses are performed at all levels of...We have the talent, diverse perspectives, and guts to engineer the extraordinary. Learn more about our business, mission,… more
    Medtronic (10/25/25)
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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...+ Advanced troubleshooting skills for Windows and MacOS operating systems , including the use of Windows Performance Toolkit and… 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 ... design verification activities associated with a family of insulin delivery pump/transmitter systems used by individuals to effectively manage Type 1 and Type 2… more
    Medtronic (10/23/25)
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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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  • 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… 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 ... Oversee hydraulic modeling and design of water and wastewater conveyance systems . + Review and prepare engineering reports, design drawings, technical… more
    AECOM (10/22/25)
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  • Principal Process Engineer

    Medtronic (Northridge, CA)
    …test protocols, BOMs, DHFs etc.) + Exposure to inventory management and ordering systems (eg SAP) + Prior project management experience + Ability to collaborate with ... & within a team-based environment + Experience with quality documentation and systems (eg Agile PLM.) **Physical Job Requirements** The above statements are intended… more
    Medtronic (10/24/25)
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  • Sr Principal Mechanical Engineer

    Medtronic (Northridge, CA)
    …to Have:** + Experience designing and developing electromechanical assemblies (Drug Delivery Systems or Continuous Glucose Sensors) + Formal training in Six Sigma ... 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… more
    Medtronic (10/21/25)
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  • Principal Quality Systems Business…

    Medtronic (Northridge, CA)
    …innovation 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 and Technology teams to deliver scalable, flexible Quality Management Systems globally. This role supports quality management systems (QMS) to… 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. ... 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… 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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  • Application Engineer III

    EMCOR Group (Chino, CA)
    …and automated control systems . **Job Summary** **Job Title:** Application Engineer III ** Principal Duties and Responsibilities** + Executes project ... commissioning, testing, and troubleshooting of installed BAS controls and mechanical systems on assigned projects. + Participates in the layout and coordination… more
    EMCOR Group (10/14/25)
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  • Sr Automation Design Engineer

    EMCOR Group (Chino, CA)
    …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… more
    EMCOR Group (10/14/25)
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  • Account Manager - Commercial HVAC

    EMCOR Group (Mission Viejo, CA)
    …control systems . **Job Summary** **Job Title** : Account Manager ** Principal Duties and Responsibilities** Persons filling this position will be responsible for ... 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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