• Principal Software Engineer - C, Https, SSL

    Zscaler (San Jose, CA)
    …shape the future of cybersecurity. Our Engineering team built the world's largest cloud security platform from the ground up, and we keep building. With more than ... has made us and our multitenant architecture today's cloud security leader, with more than 15 million users in...with a cloud-first strategy. We're looking for an experienced Principal Software Development Engineer to join our ZIA team.You… more
    Zscaler (11/17/25)
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  • Principal Mechanical Engineer, Military Air…

    RTX Corporation (Marlborough, MA)
    …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:** DoD Clearance: Secret...Collins Aerospace is seeking a highly skilled and experienced Principal Mechanical Engineer Lead with expertise mechanical hardware design,… more
    RTX Corporation (11/14/25)
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  • Principal GIS Developer

    TekSynap (LA)
    …time, device allocation, validation checks, organization, protection and security , documentation, guidelines, and statistical methods; evaluation of commercial ... for data manipulation and management tasks. Ensure the integrity, security , and performance of GIS databases. + Integrate GIS...the latest GIS technologies. **Overview** We are seeking a Principal GIS Developer to join our team supporting DOI… more
    TekSynap (11/14/25)
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  • Senior Principal Software Engineer (Onsite)

    RTX Corporation (Cedar Rapids, IA)
    …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:** DoD Clearance: Secret At Collins Aerospace, we don't just build… more
    RTX Corporation (11/13/25)
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  • Principal Cloud Engineer (Hospitality…

    Sabre (Dallas, TX)
    …properties worldwide. **Job Summary:** Hospitality Solutions is seeking a skilled ** Principal Cloud Engineer** with expertise in Google Cloud Platform (GCP), ... cloud implementation, optimize infrastructure, and ensure best practices for security , performance, and cost-efficiency. **Key Responsibilities:** + Design, deploy,… more
    Sabre (11/13/25)
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  • Principal Program Financial Analyst *ONSITE

    RTX Corporation (Tucson, AZ)
    …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:** DoD Clearance: Secret...contracts. **Additional Information** + This position is grade P3, Principal Specialist, Program Cost Controls. + Onsite: Employees who… more
    RTX Corporation (11/12/25)
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  • Principal Subsystem Engineer

    RTX Corporation (Tucson, AZ)
    …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:** DoD Clearance: Secret At Raytheon, the foundation of everything we… more
    RTX Corporation (11/11/25)
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  • Senior Principal Mechanical Design Engineer

    RTX Corporation (Tewksbury, MA)
    …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:** DoD Clearance: Secret...support. Mechanical Engineering is searching for an experienced Senior Principal Design Engineer to work in the Radar Design… more
    RTX Corporation (11/06/25)
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  • Principal Solution Architect Generalist

    IT Concepts (Mclean, VA)
    …spark innovation, and achieve extraordinary milestones. Kentro is seeking a Principal Solution Architect Generalist who bridges strategy and execution, an enterprise ... design, build, test, and delivery phases to ensure solutions meet performance, security , and compliance standards. + Coach and empower solution architects, senior… more
    IT Concepts (11/06/25)
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  • Sr. Principal Systems Administrator

    Northrop Grumman (Aurora, CO)
    …history. Northrop Grumman Space Systems (NGSP) seeks to find a **Sr. Principal Systems Administrator** supporting the Integrated National Systems (INS) Business Unit ... user and computer accounts and modify file permissions and security access lists. + Maintain security audit...permissions and security access lists. + Maintain security audit and logging information on all classified networked… more
    Northrop Grumman (11/06/25)
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