• Principal Systems Engineer - Active…

    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 ... None **Job Family:** IT Infrastructure and Operations **Skills:** Complex Systems ,Encryption,Hardware Security,Microsoft Windows Server, Systems Engineering...a personal impact as a Senior Principal Systems Engineer with… more
    General Dynamics Information Technology (08/09/25)
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  • Systems Administrator Principal

    General Dynamics Information Technology (Fort Belvoir, VA)
    …safe and tomorrow is smarter. **GDIT** seeks a highly motivated and experienced ** Windows Systems Administrator** to support a **Defense Threat Reduction Agency ... operate. At GDIT, people are our differentiator. As a Systems Administrator Senior you will help ensure... across the organization. + Provide day-to-day support for Windows systems , services, and performances. + Perform… more
    General Dynamics Information Technology (09/30/25)
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  • Principal Network Systems Engineer

    Saliense Consulting (Arlington, VA)
    …us 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 ... design, implementation, documentation, and troubleshooting of the enterprise server environment. The Principal Systems Engineer must have the ability to manage… more
    Saliense Consulting (10/01/25)
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  • Principal Cyber Security Systems…

    ManTech (Chantilly, VA)
    MANTECH seeks a motivated, career-driven ** Principal Cyber Security Systems Engineer** to join our team in **Chantilly, VA** . This role offers an exciting ... including Juniper, Cisco, F5, and similar platforms + Administering and troubleshooting Windows , Linux, and vendor appliance-based systems to ensure high… more
    ManTech (08/29/25)
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  • Information Systems Security Engineer…

    Amentum (Fort Meade, MD)
    …Security, & Intel space? If so, look no further. Amentum is seeking a ** Principal Information Systems Security Engineer** to join our team of passionate ... the front and back end of new products and processes. **Responsibilities:** The ** Senior Information Systems Security Engineer (ISSE)** shall deliver and lead… more
    Amentum (10/01/25)
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  • Principal Platform Engineer / Linux…

    RTX Corporation (Springfield, VA)
    …a safer, more secure world. Raytheon Technologies (RTX) is seeking a Principal Platform Engineer / Linux with well-rounded Linux Infrastructure Engineering expertise ... ideally also has experience in emerging DevOps/DevSecOps & Modernized technologies. The Principal Platform Engineer would be engaged in the design and implementation… more
    RTX Corporation (08/08/25)
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  • Principal Network Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Network Engineer** in our **National Security Sector's (NSS) Cyber & Analytics ... with domain and expert technical knowledge. + Experience in interfacing with senior management and negotiating with clients on requirements and deliverables. +… more
    Leidos (08/02/25)
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  • Cyber GRC Analyst Principal

    SAIC (Washington, DC)
    …Managers, etc.). + Experience with the secure configuration and auditing of various operating systems ( Windows , Linux, Cisco IOS). + Familiarity with systems ... at 80 M Street, Southeast, Washington, DC is looking for an Information Systems Security Manager (ISSM) responsible for implementing information systems security… more
    SAIC (09/27/25)
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  • Principal Professional Services Consultant

    Rocket Software (Washington, DC)
    …Professional Services Team is looking for a highly skilled Mainframe Modernization Senior Consultant to provide technical support and/or leadership in the creation ... Professional Services Team is looking for a highly skilled Mainframe Modernization Senior Consultant to provide technical support and/or leadership in the creation… more
    Rocket Software (09/06/25)
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  • Senior Project Analyst Customer Service…

    Koniag Government Services (Washington, DC)
    …Professional Services, LLC,** a Koniag Government Service Company, is seeking a Senior Project Analyst Customer Service Support to support KPS and our government ... and manage stakeholder relationships while operating with minimal supervision. The Senior Analyst will play a crucial role in driving operational excellence… more
    Koniag Government Services (07/29/25)
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