• Tyto Athene (Washington, DC)
    …customer demand. + Support the Program Management Office and other organizations as a subject matter expert ( SME ), providing multi-disciplined technical ... **Description** Tyto Athene is seeking a Part-Time **Principal Engineer ** to support a Government Program Management Office in Suitland, MD. **Responsibilities:** +… more
    DirectEmployers Association (10/04/25)
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  • COMSEC / 5G cellular / VHF Systems

    General Dynamics Information Technology (Washington, DC)
    …are the foundation of our overall approach to maintenance. You act as the maintenance subject matter expert for our government client and exhibit the ... years of related experience **US Citizenship Required:** Yes **Job Description:** ** Systems Engineer - Active Top Secret Required** Seize your opportunity to… more
    General Dynamics Information Technology (08/02/25)
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  • Systems Engineer SME

    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 ... to make a personal impact as a **Sr** **Principal Systems Engineer ** **- ACTIVE DIRECTORY**...means designing and implementing the systems that matter most. You will ensure that Active more
    General Dynamics Information Technology (09/05/25)
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  • Systems Engineer SME

    General Dynamics Information Technology (Washington, DC)
    …**US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer - Exchange Messaging - Active Top Secret Required** Seize ... becomes better. **How a Senior Principal Systems Engineer will make an Impact:** + SME ...hardware issues. + Serving as technical and functional training expert . + Ensuring the security and integrity of system… more
    General Dynamics Information Technology (10/06/25)
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  • Cybersecurity Automation Subject

    Koniag Government Services (Washington, DC)
    …Government Services company **,** is seeking a Cybersecurity Automation Subject Matter Expert ( SME ) with an active TS/SCI to support KITS and our ... off, and more. We are seeking a Cybersecurity Automation Subject Matter Expert ( SME...to modernize and streamline cybersecurity compliance. The Cybersecurity Automation SME will engineer and implement automated solutions… more
    Koniag Government Services (10/21/25)
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  • Full Stack Software Engineer SME

    Leidos (Gaithersburg, MD)
    …Area, is seeking a highly experienced, versatile, and visionary Full Stack Software Engineer Subject Matter Expert ( SME ) for the Maru Program. In ... Gaithersburg, MD + Alexandria, VA + Chantilly, VA **Clearance Level Required:** Active TS/SCI and successfully pass a Polygraph exam. **Primary Responsibilities:** +… more
    Leidos (08/23/25)
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  • Systems Engineer & Process…

    KBR (Chantilly, VA)
    Title: Systems Engineer & Process SME Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... upon contract award KBR is seeking a highly qualified Systems Engineer to provide Systems ...strategies and source selections as directed. Required Qualifications: + Active TS/SCI + Bachelor of Science/Bachelor of Arts (BS/BA)… more
    KBR (08/08/25)
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  • Marine Electrical Engineer , SME

    THOR Solutions, LLC (Washington, DC)
    THOR Solutions, LLC is actively seeking a highly motivated Subject Matter Expert -level Marine Electrical Engineer to support the United States Coast ... Electrical fields: electric propulsion, machinery control, power generation or distribution systems , as well as familiarity with US Federal or commercial… more
    THOR Solutions, LLC (08/08/25)
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  • Systems Engineer SME

    SAIC (Chantilly, VA)
    …to expand their knowledge while increasing their responsibilities. SAIC has an opening for a SME Systems Engineer to provide Systems Engineering and ... is responsible for designing, building, and operating national security-related systems based in space, in the air, and on...with at least 9 years of relevant experience + Active TS/SCI clearance with polygraph + Strong technical fundamentals… more
    SAIC (08/13/25)
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  • SME SIGINT Engineer

    KBR (Chantilly, VA)
    …national security and shape the future of space defense. KBR is seeking a Senior SME SIGINT Systems Engineer with technical and engineering skills and ... Title: SME SIGINT Engineer Belong. Connect. Grow....US Government Intelligence Community and Military users. The SIGINT Systems Engineer serves as a technical advisor… more
    KBR (08/08/25)
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  • Software Engineer - SME

    KBR (Chantilly, VA)
    …national security and shape the future of space defense. KBR is seeking a Software Engineer SME to join our team. The candidate will leverage their extensive ... Title: Software Engineer - SME Belong. Connect. Grow....software engineering experience and skillsets to provide Systems Engineering and Technical Assistance (SETA) support to a… more
    KBR (10/21/25)
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  • Software Engineer (508 Compliance…

    Saliense Consulting (Arlington, VA)
    …of the full benefits package. Saliense is now hiring a Technical Consultant (508 Compliance SME ) to join our team in support of our team at the Office of Naval ... days/week onsite in Arlington, VA. Candidates must possess an active Secret clearance to be considered and must be...a Top Secret clearance. Position Description: Technical 508 Compliance SME to join our team in support of a… more
    Saliense Consulting (10/01/25)
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  • DevOps Engineer ( SME )

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **DevOps** ** Engineer ( SME )** in our **National Security Sector's (NSS) Cyber & Analytics ... us and make a difference in National** **Security!** **Job Summary** This DevOps Engineer role provides mission critical system support to our customer. You will… more
    Leidos (08/08/25)
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  • Cyber Security Engineer ( SME )

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for Cyber Security Engineer SME in our **National Security Sector's (NSS) Cyber & Analytics ... Description** This role is responsible for protecting the customer's information systems and networks from potential cyber-attacks. The Cyber Security Engineer more
    Leidos (08/29/25)
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  • Software Engineer ( SME )

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Software Engineer ( SME )** in our **National Security Sector's (NSS) Cyber & Analytics ... us and make a difference in National Security!** **Job Description** As a Software Engineer on this program, you will have the opportunity to build strong systems more
    Leidos (08/08/25)
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  • Cloud Computing Engineer SME

    KBR (Chantilly, VA)
    Title: Cloud Computing Engineer SME Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future...defense. KBR is seeking a highly qualified Cloud Computing Engineer to support our customers in Chantilly, VA, that… more
    KBR (10/21/25)
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  • Top Secret Biometrics Engineer SME

    Insight Global (Ashburn, VA)
    Job Description We are seeking a SME Biometrics Engineer to join our clients innovative team in Ashburn, VA. This is a hybrid position with two days onsite and ... lead the development and integration of cutting-edge biometric recognition systems powered by artificial intelligence. Responsibilities include: -Lead the design… more
    Insight Global (10/16/25)
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  • Senior Mission Assessments SME

    SAIC (Chantilly, VA)
    …and requires a TS/SCI clearance with Polygraph. In this role, you will serve as senior Subject Matter Expert on a team of Mission Assessments Engineers, in ... **Description** SAIC is seeking a Senior Mission Assessments Engineer to provide mission analysis support to legacy, current, and future satellite programs. This… more
    SAIC (08/13/25)
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  • Naval Architect, SME (Structures)

    THOR Solutions, LLC (Washington, DC)
    THOR Solutions is actively seeking a highly motivated subject matter expert -level Naval Architect with a focus on Structures to support the United States ... integration, stability analysis, hydrodynamic and seakeeping properties. + Evaluate systems and equipment, develop and analyze requirements, perform studies and… more
    THOR Solutions, LLC (10/04/25)
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  • Senior DoD Information Systems Security…

    Tetrad Digital Integrity LLC (Washington, DC)
    …Senior DoD Information Systems Security Manager (ISSM) / RMF & Cloud SME who thrives in the arena-hands-on, technically deep, and ready to go head-to-head ... a typical ISSM role; you'll lead from the front on cloud-first, containerized systems with integrated Generative AI, drive ATO outcomes, and defend decisions with… more
    Tetrad Digital Integrity LLC (09/26/25)
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