• Sr. Principal Cyber Software

    Northrop Grumman (Chantilly, VA)
    …the best work of your career. **Northrop Grumman Mission Systems** is seeking an experienced ** Senior Principal Cyber Software Engineer** to join our ... be located at a Mission Systems Sector site in Chantilly, VA. As a Senior Software Engineer on the Mobile Development team, you will be responsible for the… more
    Northrop Grumman (10/21/25)
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  • Senior Principal Cyber

    Nightwing (Sterling, VA)
    …in the intelligence community, defense, civil, and commercial markets. **Sr. Principal Cyber Engineer** Nightwing provides technically advanced full-spectrum ... challenging, meaningful work that is vital to our national security, apply today! ** Principal Cyber Engineer** Cyber Offense and Defense Experts (CODEX)… more
    Nightwing (01/09/26)
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  • Senior Principal Cyber

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Principal Cyber Security Engineer** to join our team in **Chantilly, VA.** This role ... + A Bachelor's degree or 4+ additional years of cyber experience in lieu of a degree + 10+...centers + Hands-on experience deploying and/or supporting enterprise security software products such as firewalls, IPS, Anti-Virus solutions, application… more
    ManTech (12/13/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Fairfax, VA)
    …instruction, demos, and training to individuals and groups. **Basic Qualifications for a Senior Principal Cyber Systems Engineer:** + A security clearance ... global security environments, Northrop Grumman brings informed insights and software -secure technology to enable strategic planning. We're looking for...looking for you to join our team as a Principal Cyber Systems Engineer or Sr. … more
    Northrop Grumman (11/21/25)
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  • Principal , Sector Cyber Intel Lead…

    L3Harris (Palm Bay, FL)
    …intelligence community systems. This position will also collaborate closely with the SAS Segment Cyber Senior Principal to advance sector-wide cyber ... sea and cyber domains in the interest of national security. Job Title: Principal , Sector Cyber Intelligence Lead Job Code: 32191 Job Location: San Diego, CA;… more
    L3Harris (01/10/26)
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  • Cyber Engineer Principal

    SAIC (Broomfield, CO)
    …technical expertise, and the ability to guide and mentor a diverse team. The Senior Cyber Engineer will work closely with cross-functional teams to ensure ... reports on cyber security activities, risks, and remediation efforts to senior leadership and stakeholders. + Assist in the authoring and peer-reviews cyber more
    SAIC (01/08/26)
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  • Senior Cyber Security Operations…

    Unitil (Hampton, NH)
    …NERC/CIP, Mass. Privacy and other legal and regulatory authorities. Provides back up for cyber team members, as needed. Principal Accountabilities % of time End ... between union and non-union employee groups Position Purpose Utilizes security software and practices to secure systems. Develops, tests and validates solutions… more
    Unitil (12/22/25)
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  • FAST Labs - Senior Principal

    BAE Systems (Merrimack, NH)
    …our unwavering commitment to "Protect Those Who Protect Us . **Join our team as a Senior Principal Software Engineer in FAST Labs Engineering** As a key ... & Processing + Artificial Intelligence + Electronic Warfare + Cyber Operations & Defense We foster a "what's next"...on position level and/or job specifics. **FAST Labs - Senior Principal Software Engineer** **118429BR**… more
    BAE Systems (11/14/25)
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  • Senior Principal Software

    Northrop Grumman (Oklahoma City, OK)
    …of history, they're making history. Northrop Grumman Aerospace Systems has an opening for a Senior Principal Engineer Software to join our DevOps and Cloud ... the Cloud infrastructure. Duties include deploying product updates, setting up software factory, virtual machines, containers, and orchestration. The role will have… more
    Northrop Grumman (11/26/25)
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  • Senior Principal Software

    RTX Corporation (Anaheim, CA)
    …Company Managed by Collins Aerospace **Applied Signal Technology (AST** ) is seeking a ** Senior Principal Software Engineer** with deep expertise in Global ... work-life balance. We are seeking an innovative and mission-driven ** Senior Principal Software Engineer** with...expertise while collaborating closely with systems, FPGA, RF, and cyber teams. This is an **ONSITE** position located at… more
    RTX Corporation (01/06/26)
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  • Senior Principal Engineer…

    Northrop Grumman (Melbourne, FL)
    …are in the right place. Northrop Grumman Aeronautics Systems has an opening for a ** Senior Principal ** ** Software Engineer - Embedded and Real Time** to join ... We build complex aircraft systems using the latest technologies including embedded software , simulation, cloud computing, DevSecOps, and cyber that can rapidly… more
    Northrop Grumman (01/10/26)
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  • Senior Principal Software

    RTX Corporation (Richardson, TX)
    …a safer, more secure world. The ** Software Foundations** team is looking to hire a Senior Principal Software Engineer to be part of their onsite team in ... Richardson, TX. What You Will Do: Software Foundation team partners with engineering, other functions, and...as a modernization liaison between other disciplines and functions ( Cyber Security (GSS), Digital Technologies (DT), etc) to promote… more
    RTX Corporation (12/12/25)
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  • Senior Principal Electronics…

    Northrop Grumman (San Diego, CA)
    …history. Northrop Grumman Aeronautics Systems is looking to add a ** Senior Principal Electronics Engineer - Hardware and Software Integration Lead** to join ... technical lead and primary interface for the Ground Control software supporting deficiency investigations, development, integration, testing, and sustainment… more
    Northrop Grumman (12/11/25)
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  • Senior Principal Software

    RTX Corporation (Fulton, MD)
    …is a wholly owned subsidiary of Collins Aerospace/RTX and is currently seeking a ** Senior Principal Software Engineer** who is enthusiastic, hardworking, and ... directly driving the strategy, design, architecture, and development of new software systems and products utilizing these technologies. Solipsys is an industry… more
    RTX Corporation (10/24/25)
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  • Senior Principal II Engineer Ground…

    BAE Systems (Boulder, CO)
    …Other incentives may be available based on position level and/or job specifics. ** Senior Principal II Engineer Ground Software Sustainment** **119912BR** EEO ... Sustainment team. Our multi-disciplinary team supports and maintains the operational software baseline and satellites through their mission life. The Engineering… more
    BAE Systems (01/09/26)
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  • Group 05-57 | SRP Intern | Cyber Operations…

    MIT Lincoln Laboratory (Lexington, MA)
    What do we do in the Cyber Operations and Analysis Technology Group? The Cyber Operations and Analysis Technology Group develops technology and performs analysis ... to impactfully improve overall cyber security postures and support operational decision making within the cyber domain and across traditional mission areas. Our… more
    MIT Lincoln Laboratory (12/25/25)
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  • Gaming Senior Principal

    Microsoft Corporation (Redmond, WA)
    …a robust security posture and maintain player trust. We are looking for a Gaming Senior Principal , Application & Product Security to help protect our players and ... building tooling and automation that facilitates secure practices. As a Gaming Senior Principal , Application & Product Security in Gaming Security, you… more
    Microsoft Corporation (01/10/26)
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  • Principal / Senior Principal

    Northrop Grumman (Baltimore, MD)
    …Risk Management Framework and Cyber Resiliency **Basic Qualifications for Senior Principal ** **Embedded Systems Security Engineer** **:** + Bachelor's degree ... global security environments, Northrop Grumman brings informed insights and software -secure technology to enable strategic planning. We're looking for...work of your career. We are looking for a Principal / Senior Principal Embedded… more
    Northrop Grumman (12/13/25)
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  • FAST Labs - Senior Principal Systems…

    BAE Systems (Merrimack, NH)
    …processing. About the Role: Ready to make a difference? BAE Systems is looking for a Senior Principal Systems Engineer II to help lead and work as part of ... teams to architect, design, integrate, debug, and test novel RF/EW/ cyber systems. The successful candidate will focus on delivering...on position level and/or job specifics. **FAST Labs - Senior Principal Systems Engineer II** **117993BR** EEO… more
    BAE Systems (10/31/25)
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  • Principal / Senior Principal

    Northrop Grumman (Redondo Beach, CA)
    …Microelectronics Center (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking ** Principal or Senior Principal ... as a** ** Principal Systems Engineer (MBSE)** **or** ** Senior Principal Systems Engineer (MBSE).** **T** **his...as the UML Testing Profile + Experience with modeling cyber -physical (hardware & software ) solutions + Familiarity… more
    Northrop Grumman (11/25/25)
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