• Sr Principal Cyber

    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 ... global security environments, Northrop Grumman brings informed insights and software -secure technology to enable strategic planning. We're looking for innovators… more
    Northrop Grumman (10/07/25)
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  • Sr . Principal Cyber

    Northrop Grumman (Washington, DC)
    …In order to fulfill this mission, Northrop Grumman Defense Systems sector is seeking a ** Sr . Principal Cyber Software Engineer** to join our team ... actions with peer systems administrators, network engineer, security teams, and software and hardware engineers. + Recommend and implement system enhancements that… more
    Northrop Grumman (10/04/25)
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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 (08/22/25)
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  • Full Spectrum Cyber Sr . Engineer

    General Dynamics Information Technology (Falls Church, VA)
    …career while impacting our national security in cyber as a Cybersecurity Engineer Sr Principal at GDIT. Here, technologists have many paths to grow a ... the federal government. At GDIT, people are our differentiators. As a Cybersecurity Engineer Sr Principal you will support the business strategy that helps us… more
    General Dynamics Information Technology (09/30/25)
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  • Sr ./Pr. Program Cyber Systems…

    Northrop Grumman (Dulles, VA)
    …are not only part of history, they're making history. This Principal (or Senior Principal ) Cyber Systems Engineer position is for an Information Systems ... and build security features into space-related communications subsystems and ground software . Prior knowledge and experience applying Cyber /SSE principles to… more
    Northrop Grumman (10/01/25)
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  • Sr Principal Systems Engineer…

    General Dynamics Information Technology (Washington, DC)
    …17 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Sr Principal Systems Engineer - Active Directory - Active Top Secret ... your opportunity to make a personal impact as a ** Sr ** ** Principal Systems Engineer** **- ACTIVE DIRECTORY**...and database archive operations. + Conducting advanced hardware and software audits of workstations and servers to ensure compliance… more
    General Dynamics Information Technology (09/26/25)
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  • Sr Principal Cybersecurity…

    Northrop Grumman (Chantilly, VA)
    …including but not limited to Standard Operating Procedures and VISIO diagrams. ** Senior Principal Cyber Systems Engineer Basic Qualifications:** + ... to join our diverse team of engineers, system administrators, and operators as a Sr . Principal Cyber Systems Engineer professional in Chantilly, VA. The… more
    Northrop Grumman (10/02/25)
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  • Senior Principal Cyber

    BigBear.ai (Herndon, VA)
    …we foster an environment of growth and development, with an emphasis on opportunity, recognition , and work-life balance. We give the same high level of commitment to ... enjoy speaking with you. What you will do + Integrate a variety of software components in a secure container architecture working with cross functional teams to… more
    BigBear.ai (10/01/25)
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  • Sr . Network Engineer…

    General Dynamics Information Technology (Washington, DC)
    …shaping what's next for your engineering career. MEANINGFUL WORK AND PERSONAL IMPACT As a Senior Network Engineer Sr Principal , the work you'll do at GDIT ... of related experience **US Citizenship Required:** Yes **Job Description:** Senior Network Engineer Transform technology into opportunity as a...a drive for innovation to GDIT. The Network Engineer Sr Principal must have: * Education: Bachelor… more
    General Dynamics Information Technology (10/01/25)
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  • Senior Cyber Engineer

    Nightwing (Sterling, VA)
    …customers in the intelligence community, defense, civil, and commercial markets. ** Senior 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 (09/12/25)
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  • Sr . Full Stack Developer CMPRS

    SAIC (Ashburn, VA)
    **Description** **SAIC** is currently seeking a motivated, career and customer-oriented Principal Software Engineer to join our team in Ashburn, VA to begin an ... solutions in systems engineering and integration; enterprise IT, including cloud services; cyber ; software ; advanced analytics and simulation; and training. We… more
    SAIC (09/20/25)
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  • Logistics Analyst Senior Principal

    General Dynamics Information Technology (Fairfax, VA)
    …IMPACT:** + Conducts Integrated Product Support Planning for hardware and/or software systems, to include development and/or approval of Product Support Strategies, ... acquisition issues in life cycle sustainment documents + Communicates with Senior Leaders and develops and presents briefings and provides recommendations +… more
    General Dynamics Information Technology (09/26/25)
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  • Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …to get a preview of the full benefits package. Saliense is now hiring a Senior Technical Consultant ( Principal Network Systems Engineer) to join our team in ... and must be eligible to obtain a Top Secret clearance. The Principal Network Systems Engineer will be responsible for leading day-to-day operations management… more
    Saliense Consulting (10/01/25)
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  • Principal Systems Engineer - Active Top…

    General Dynamics Information Technology (Washington, DC)
    …15 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Senior Principal Systems Engineer** Seize your opportunity to make a ... personal impact as a Senior Principal Systems Engineer with GDIT. A...environments for risk mitigation in test and evaluation of software and hardware solutions. + Troubleshooting complex system hardware… more
    General Dynamics Information Technology (08/09/25)
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  • Principal Manufacturing & Autonomy Research…

    Leidos (Arlington, VA)
    **Description** Are you a motivated Principal Resilient Systems Scientist with a technical vision and hands-on knowledge of mission-focused systems? The Leidos ... Center's newly established Information and Data Science Division is seeking a Senior Resilient Systems Scientist to help lead strategic solution developments and… more
    Leidos (09/24/25)
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  • Principal Autonomy and Resilient Systems…

    Leidos (Arlington, VA)
    **Description** Are you a motivated Principal Resilient Systems Scientist with a technical vision and hands-on knowledge of mission-focused systems? The Leidos ... Center's newly established Information and Data Science Division is seeking a Senior Resilient Systems Scientist to help lead strategic solution developments and… more
    Leidos (07/19/25)
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  • Principal Network Engineer

    Leidos (Mclean, VA)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Network Engineer** in our **National Security Sector's (NSS) Cyber & Analytics ... forefront in Security Engineering, Computer Network Operations (CNO), Mission Software , Analytical Methods and Modeling, Signals Intelligence (SIGINT), and… more
    Leidos (07/11/25)
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  • Training Analyst Principal

    SAIC (Washington, DC)
    …solutions in systems engineering and integration; enterprise IT, including cloud services; cyber ; software ; advanced analytics and simulation; and training. We ... **Description** SAIC is seeking Training Analyst Principal to join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced Development Operations… more
    SAIC (09/03/25)
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  • Systems Administrator Principal

    General Dynamics Information Technology (Fort Belvoir, VA)
    …how agencies operate. At GDIT, people are our differentiator. As a Systems Administrator Senior you will help ensure today is safe and tomorrow is smarter. **GDIT** ... Windows systems. + Provide for the configuration and deployment of new software related to the infrastructure environment, such as backup/recovery systems and… more
    General Dynamics Information Technology (09/30/25)
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  • Information Systems Security Officer (TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …related experience **US Citizenship Required:** Yes **Job Description:** INFORMATION SECURITY ANALYST SR PRINCIPAL Members of the ISSO team support the customer ... SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Cyber and IT Risk Management **Skills:** Computer Security,Information Security,Networks,Network… more
    General Dynamics Information Technology (09/27/25)
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