• Principal Software

    Medtronic (Irvine, CA)
    …awareness and knowledge of requirements. + Provide detailed functional medical device software and product security knowledge and maintain insight into current ... and product cybersecurity. + Identify opportunities for regulated medical device software and product security enhancement. + Possess understanding of … more
    Medtronic (12/16/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Los Angeles, CA)
    … Level or a Sr. Principal Level. **Basic Qualifications for a Principal Software Engineer:** + Bachelor's with 5 years of professional software ... ADA programming for systems requiring high integrity and safety compliance . + Debug, optimize, and test software ...at Woodland Hills, CA **Basic Qualifications for a Sr. Principal Software Engineer:** + Bachelor's with 8… more
    Northrop Grumman (12/04/25)
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  • Senior Principal Software Engineer…

    RTX Corporation (Anaheim, CA)
    …by Collins Aerospace **Applied Signal Technology (AST** ) is seeking a **Senior Principal Software Engineer** with deep expertise in Global Navigation Satellite ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...balance. We are seeking an innovative and mission-driven **Senior Principal Software Engineer** with deep expertise in… more
    RTX Corporation (10/07/25)
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  • Principal Software Engineer

    RTX Corporation (Fullerton, CA)
    …Line (RDPL) team in Fullerton, California, is growing - and we are looking for Principal Software Engineers who want their work to matter. In this role, you'll ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...help build the real-time C++ software that powers some of the world's most advanced… more
    RTX Corporation (12/12/25)
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  • Senior Principal Software Engineer…

    RTX Corporation (El Segundo, CA)
    …the future of aerospace. Our Autonomy team is looking for an experienced Senior Principal Software Engineer to join our team. This is an onsite position ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (12/18/25)
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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 II, Software Engineer,…

    Herbalife (Torrance, CA)
    Principal II, Software Engineer, DevEx Category: Global Technology Services Position Type: Regular Full-Time External ID: 18221 Location: Torrance, CA, United ... Apply Now **Overview** **THE ROLE:** We are seeking a Principal II Software Engineer specializing in Developer...positive developer experience. * Collaborate with Cloud, DevOps, and Security teams to ensure compliance , and resilience… more
    Herbalife (12/12/25)
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  • Principal Software Engineer…

    RTX Corporation (El Segundo, CA)
    …challenges and to meet the demands of a rapidly evolving global market. As a Principal Software Engineer in this organization, you will be involved in the ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (12/17/25)
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  • Principal Software Engineer (Onsite)

    RTX Corporation (El Segundo, CA)
    …aerospace. Our Autonomy Visualization and Mission Planning team is looking for an experienced Principal Software Engineer to join our team. This is an onsite ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (12/18/25)
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  • Senior Principal Crypto Software

    RTX Corporation (El Segundo, CA)
    …Will Do** ​ + Architecture, design, development, integration, and testing of embedded software for a network security appliance, including device management ... software , communication protocols, device drivers, and control plane security features. + Work closely with a team of...qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and… more
    RTX Corporation (12/09/25)
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  • Principal /Sr Principal Supply Chain…

    Northrop Grumman (Redondo Beach, CA)
    …history. Northrop Grumman Aeronautics Systems has an opening for a ** Principal Supply Chain Subcontract Specialist/Senior Principal Supply Chain Subcontract ... for aircraft platforms, subsystems and ground support equipment to national security and allied nations military customers. Our programs source components both… more
    Northrop Grumman (12/18/25)
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  • Principal or Senior Principal

    Northrop Grumman (El Segundo, CA)
    …Sector invites you to bring your pioneering spirit to our inclusive team. This Principal or Senior Principal Program Cost Schedule Control Analyst (Level 3 or ... responsible for supporting Northrop Grumman Corporation Defense Systems programs in compliance with Earned Value Management System (EVMS) requirements and program… more
    Northrop Grumman (10/04/25)
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  • Principal Real Property Agent

    The County of Los Angeles (Los Angeles, CA)
    PRINCIPAL REAL PROPERTY AGENT Print (https://www.governmentjobs.com/careers/lacounty/jobs/newprint/5087547) Apply  PRINCIPAL REAL PROPERTY AGENT Salary ... professional potential. The Opportunity We are pursuing qualified candidates to fill Principal Real Property Agent positions within the Los Angeles County's Chief… more
    The County of Los Angeles (12/12/25)
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  • Principal /Sr Principal Program…

    Northrop Grumman (Los Angeles, CA)
    …history, they're making history. Northrop Grumman Defense Systems is seeking a ** Principal /Senior Principal ** **Program Planning & Scheduling Analysts** to join ... They are also accountable for Program schedule performance reporting, analysis, and compliance . This role will be responsible for implementing data driven analytics… more
    Northrop Grumman (11/15/25)
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  • Principal System Administrator - Windows…

    RTX Corporation (El Segundo, CA)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** Secret - Current At Raytheon, the foundation of everything we do is… more
    RTX Corporation (12/09/25)
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  • Principal Regional Planner / Emergency…

    The County of Los Angeles (Los Angeles, CA)
    PRINCIPAL REGIONAL PLANNER / EMERGENCY APPOINTMENTS FIRE Print (https://www.governmentjobs.com/careers/lacounty/jobs/newprint/5148384) Apply  PRINCIPAL REGIONAL ... of Regional Planning is seeking qualified candidates to fill an emergency Principal Regional Planner vacancy related to this unprecedented natural disaster. Under… more
    The County of Los Angeles (12/02/25)
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  • Principal Systems Cyber Engineer - P4…

    RTX Corporation (Fullerton, CA)
    …problems that create a safer, more secure world. Raytheon is seeking a well-qualified ** Principal System Security Engineer (P4)** to join our Systems Security ... the Warfighter's technology advantage. Systems Security Engineering creates holistic security solutions leveraging Cyber Security , Software Assurance and… more
    RTX Corporation (12/09/25)
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  • Principal Cybersecurity Engineer

    Wells Fargo (Irvine, CA)
    …Strong understanding of cybersecurity validation of assets from a hardware and software perspective. + Familiarity with security and infrastructure domains: ... **About this role:** Wells Fargo is seeking a Principal Engineer in Technology as part of Cybersecurity. Learn more about the career areas and lines of business at… more
    Wells Fargo (12/18/25)
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  • Senior Principal SEIT Engineer (Contingent)

    RTX Corporation (Anaheim, CA)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** TS/SCI without Polygraph...**Applied Signal Technology (AST** ) is seeking a **Senior Principal SEIT Engineer** who strives for excellence and have… more
    RTX Corporation (10/09/25)
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  • Principal Network Architect

    NTT DATA North America (Los Angeles, CA)
    …and measurable milestones. + Documentation & governance: HLD/LLD, as-builts, standards, security exceptions, and compliance artifacts; contribute to reference ... and for the people who work here. NTT DATA Services currently seeks a ** Principal Network Architect - Cisco SD-Access & Enterprise Networking** to join our team in… more
    NTT DATA North America (10/24/25)
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