• AI Cybersecurity Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …Advance your career while impacting our national security in cyber as an **AI Cybersecurity Engineer Principal ** at GDIT. Here, technologists have many paths ... government. **MEANINGFUL WORK AND PERSONAL IMPACT** _As an_ **_AI Cybersecurity Engineer Principal_** _, the work you'll...and response. + Lead the strategy for securing AI systems , including large language models (LLMs) and agentic AI… more
    General Dynamics Information Technology (12/17/25)
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  • Sr Principal Cybersecurity

    Northrop Grumman (Chantilly, VA)
    …join our diverse team of engineers, system administrators, and operators as a Sr. Principal Cyber Systems Engineer professional in Chantilly, VA. The ... but not limited to Standard Operating Procedures and VISIO diagrams. **Senior Principal Cyber Systems Engineer Basic Qualifications:** + Must have an active… more
    Northrop Grumman (01/01/26)
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  • Principal Systems Engineer

    V2X (Springfield, VA)
    …complex challenges with integrity, respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS/SCI clearance to ... the ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior-level Principal Systems Engineer shall lead a diverse, multi-… more
    V2X (11/25/25)
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  • CCSS Principal Systems

    RTX Corporation (Springfield, VA)
    …a safer, more secure world. Raytheon Field Engineering is anticipating an opportunity for a Principal Systems Engineer . This role is suited for a motivated ... in Washington, DC and involves supporting the WHCA Secure Voice Network (WHSVN) C2 systems and acquisition projects. These efforts are in support of the Command and… more
    RTX Corporation (11/13/25)
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  • Systems Engineer Principal

    General Dynamics Information Technology (Langley AFB, VA)
    …of related experience **US Citizenship Required:** Yes **Job Description:** As an AF DCGS Principal Systems Engineer , you will perform analysis on technical ... (C4ISR) architectures, implementation strategies, engineering, and technical reports. **HOW A PRINCIPAL SYSTEMS ENGINEER WILL MAKE AN IMPACT:**… more
    General Dynamics Information Technology (12/06/25)
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  • Principal Cyber Engineer

    Nightwing (Sterling, VA)
    …in the intelligence community, defense, civil, and commercial markets. ** 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) is… more
    Nightwing (12/12/25)
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  • Senior Principal Cyber Security…

    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 ... supports enterprise-wide cybersecurity operations by providing advanced engineering and technical expertise...include but are not limited to:** + You will engineer , design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment… more
    ManTech (12/13/25)
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  • Sr. Principal Cyber Software…

    Northrop Grumman (Chantilly, VA)
    …career. **Northrop Grumman Mission Systems ** is seeking an experienced **Senior Principal Cyber Software Engineer ** to join our team supporting a program ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...Sector site in Chantilly, VA. As a Senior Software Engineer on the Mobile Development team, you will be… more
    Northrop Grumman (10/21/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports the ... to develop solutions that enhance network compliance and security posture across DoD systems . **Responsibilities include but are not limited to:** + Engineer ,… more
    ManTech (12/13/25)
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  • Principal Data Scientist AI Engineer

    SAIC (VA)
    …end-to-end plans for cloud native AI/ML/NLP innovations that are compliant with cybersecurity policies. + Develop and engineer pilots, prototypes, and proof ... **Description** SAIC is seeking an innovative, hands-on development oriented, AI Engineer / Data Scientist with eight years' experience in AI/ML/NLP and data… more
    SAIC (12/17/25)
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