• Principal Engineer Software

    Palo Alto Networks (Santa Clara, CA)
    …team supporting PANW's internal Threat Data Platform is seeking an experienced Software Engineer to join a team of backend engineers whose responsibility is ... automating the analysis of threat intelligence and building tools leveraging AI that enable...Experience** + MS/BS degree in Computer Science or equivalent software engineering experience required or equivalent military experience required… more
    Palo Alto Networks (10/10/25)
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  • Information Security Engineer - Black Lotus…

    Lumen (Sacramento, CA)
    …the world and shape the future. **The Role** Black Lotus Labs is seeking a Principal Security Engineer on the Research & Analysis team. This team leverages ... and incident response. + 5+ years of experience leading teams of technical threat discovery professionals. + Software development experience in Docker and big… more
    Lumen (08/30/25)
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  • Sr. Principal Software

    Palo Alto Networks (Santa Clara, CA)
    …**Your Career** The Xpanse Collections team is expanding, and we're looking for a Principal Software Engineer . The Collections team is responsible for ... the public and private sector. **Your Impact** As a Principal Engineer on the Collections team, you...Experience** + 10+ years of experience as a professional software engineer writing back end software more
    Palo Alto Networks (08/29/25)
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  • Principal Engineer , Security…

    Insight Global (Beverly Hills, CA)
    Job Description As Principal Security Engineer , you'll partner with the Sr. Director of Security Software Engineering to lead and scale security initiatives ... across the organization, serving as the technical authority on software security. You'll architect and implement solutions that embed security into the systems from… more
    Insight Global (09/09/25)
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  • Senior Principal Software

    RTX Corporation (Anaheim, CA)
    …by Collins Aerospace **Applied Signal Technology (AST** ) is seeking a **Senior Principal Software Engineer ** with deep expertise in Global Navigation ... innovation and work-life balance. We are seeking an innovative and mission-driven **Senior Principal Software Engineer ** with deep expertise in Navigation… more
    RTX Corporation (10/07/25)
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  • Principal Engineer Software

    Palo Alto Networks (Santa Clara, CA)
    …of our mission to protect the digital future. We're seeking a world-class Principal Engineer (Sr Manager -equivalent) to lead the evolution of AI-driven ... Your work will directly accelerate developer velocity, elevate our standards for software quality, and unlock new business opportunities by enabling the rapid… more
    Palo Alto Networks (09/30/25)
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  • Principal Software Engineer

    Palo Alto Networks (Santa Clara, CA)
    …Cortex Threat Intelligence team is growing, and we're looking for a Senior Software Engineer to join our team. This team builds the systems that transform ... help prevent attacks and accelerate response. As a Senior Software Engineer on this team, you will...with or interest in frontend development. + Experience in Threat Intelligence. + Experience in building Cybersecurity products. **The… more
    Palo Alto Networks (09/20/25)
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  • Principal Software Systems Quality…

    RTX Corporation (Fullerton, CA)
    …a safer, more secure world. We have an immediate need for an onsite ** Principal Software Systems Quality Engineer ** (Quality Assurance/Compliance) to support ... and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat . Our team solves tough, meaningful problems that create… more
    RTX Corporation (09/16/25)
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  • Principal Embedded Software

    RTX Corporation (Goleta, CA)
    …that create a safer, more secure world. Raytheon is seeking a highly motivated, experienced Principal Software Engineer to be an active participant in the ... cross-disciplined integrated product teams, often employing agile system and software development operations to plan, specify, design, test, and integrate… more
    RTX Corporation (09/09/25)
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  • Principal Engineer Software

    Northrop Grumman (Palmdale, CA)
    …some fun along the way. Northrop Grumman Aeronautics Systems has an opening for a Principal Simulation Software Engineer to join our team of qualified, ... Join the team to develop the next generation of software for the next generation of platforms. Support development...with Full-Motion Flight Training Systems + Experience with simulated threat environments such as AFSIM or NGTS + Ability… more
    Northrop Grumman (09/06/25)
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  • Principal Software Engineer

    Palo Alto Networks (Santa Clara, CA)
    …experience or equivalent military experience required + 7+ years' experience as a software engineer **The Team** Our Security Services Team is responsible for ... work on our IPS content engine and other advanced threat prevention products, and collaborate with different intelligent teams...building next-generation threat prevention and antivirus solutions and shipping high-quality content… more
    Palo Alto Networks (08/11/25)
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  • Principal Data Science Security…

    UKG (San Francisco, CA)
    …that succeeds together. Because at UKG, your work matters-and so do you. As a Principal Data Science Security Engineer , you will be part of UKG's Global Security ... managing data-driven algorithms, AI/ML techniques, & classical statistics for threat detection, behavior analytics, vulnerability assessment, prediction, and prevention… more
    UKG (08/20/25)
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  • Principal Software Development…

    Zscaler (San Jose, CA)
    …our customers a growing portfolio of never-before-seen capabilities in threat prevention, visibility, scalability, and business enablement. Our product managers ... world's cloud security leader. We are seeking a skilled Networking and System Engineer with expertise in system engineering. Reporting to the Director, Software more
    Zscaler (09/19/25)
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  • Principal /Sr Principal

    Northrop Grumman (Los Angeles, CA)
    …making history. **Northrop Grumman Advanced Weapons Business Unit** is currently seeking a ** Principal / Sr Principal Engineer - Operations Research** for ... (T04). Basic qualifications for each level are listed below.** Basic Qualifications for a ** Principal Engineer - Operations Research (** T03) are: + BS in… more
    Northrop Grumman (10/03/25)
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  • GNC Engineer ( Principal

    Northrop Grumman (Los Angeles, CA)
    …making history. **Northrop Grumman Defense Systems** is looking for a motivated **GNC Engineer ( Principal Engineer Guidance Navigation Control, or ( ... to execute current missions and develop future business. **Basic Qualifications:** + Principal Engineer Guidance Navigation Control requires a minimum of 5… more
    Northrop Grumman (08/23/25)
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  • Principal or Sr Principal Modeling…

    Northrop Grumman (San Diego, CA)
    …diverse assignments, collaborative/team settings across all levels. **Basic Qualifications:** + For Principal Engineer (Level 3): Bachelor's of Science Degree in ... and 1 years of related professional/military experience in Systems Engineering + For Senior Principal Engineer (Level 4): Bachelor's of Science Degree in a STEM… more
    Northrop Grumman (10/02/25)
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  • Principal Software Engineer

    Palo Alto Networks (Santa Clara, CA)
    …& Architecture_** + Architect and own the design and implementation of core Threat Prevention and AppID cloud services for both public and private cloud environments ... + Establish and drive the technical vision for key projects, leading critical design reviews and architectural decisions across cross-functional teams + Champion engineering excellence by mentoring peers, encouraging high standards for code quality, and… more
    Palo Alto Networks (08/11/25)
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  • Principal Systems Integration & Test…

    RTX Corporation (Goleta, CA)
    …Do you thrive in dynamic environments? Raytheon is seeking a talented and motivated Principal Systems Integration and Test Engineer to join our team within the ... needs of today's mission and stay ahead of tomorrow's threat . Our team solves tough, meaningful problems that create...The following are expected but not limited to a Principal Systems Integration & Test Engineer -… more
    RTX Corporation (09/18/25)
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  • Sr. Principal Systems Engineer

    Northrop Grumman (Azusa, CA)
    …Come be a part of our mission. Northrop Grumman Space Systems is seeking a **Sr. Principal Systems Engineer ** or **Staff Systems Engineer ** to join our team ... development/implementation activities This requisition can either be filled as a **Sr. Principal ** or **Staff Systems Engineer ** depending on the candidate's… more
    Northrop Grumman (09/24/25)
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  • Principal Information Systems…

    City and County of San Francisco (San Francisco, CA)
    …the minimum qualifications. Application Deadline: Continuous How to Apply: Applications for Principal Information Systems Engineer - Security Specialty are only ... that integrate these systems together as an enterprise networking backbone. The 1044 Principal Security Engineer is the highest level in the Engineer more
    City and County of San Francisco (08/08/25)
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