• Lead, Information Security Systems Engineer…

    L3Harris (Ashburn, VA)
    …and implementation of Anti-Tamper (AT) measures throughout the System Development Lifecycle. + Serve as a Subject Matter Expert ( SME ) in the area of AT. ... technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security...approval processes for COTS, GOTS, and FOSS. + Support security engineering activities, including basis of estimate… more
    L3Harris (11/01/25)
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  • Senior CrowdStrike Falcon Endpoint Security

    AIG (Reston, VA)
    …mitigate endpoint security risks. The individual in this position will lead as the subject matter expert ( SME ) of the CrowdStrike Falcon Platform and ... Engineer will be part of AIG's Enterprise Information Security Organization, responsible for Engineering and Operational...need to succeed + Bachelor's degree in computer science, cyber security , other technical disciplines, or equivalent… more
    AIG (10/24/25)
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  • Senior Data Security Consultant

    Guidehouse (Arlington, VA)
    …protection strategy for the agency's systems, applications, and networks, and acts as the lead Subject Matter Expert ( SME ) for all data Pillar ... compliance within government data environments. + Support the end-to-end engineering of platform security solutions, including the...SP 800-53, and the RMF + Act as the SME for the implementation of security measures… more
    Guidehouse (10/05/25)
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  • Senior Red Team Cybersecurity Specialist

    Federal Reserve Bank (Richmond, VA)
    …related work experience in areas such as: computer network exploitation and post-exploitation + Subject matter expert of all phases of adversary emulation ... engagements and projects that will target and evaluate the cyber security posture of people, processes, and...techniques, lateral movement, attack infrastructure and data exfiltration + Subject matter expert of covert… more
    Federal Reserve Bank (11/14/25)
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  • Naval and DoD Warfare Analyst

    Serco (Alexandria, VA)
    …as Contractor SETA support to the TRMC Test Resource - Governance Division Chief + Serve as Subject Matter Expert ( SME ) on the T&E capabilities of Naval ... collaborative skills to make a positive impact on the security of our nation! The TRMC mission is the...with a wide range of contributors, to include engineers, subject matter experts, functional teams, and senior… more
    Serco (01/03/26)
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  • Expert Security Engineer

    Amentum (Springfield, VA)
    …with regulatory policies into formal system test plans. * Serve as the security subject matter expert ( SME ) and will manage the execution of ... interested in using your skills to help shape the Cyber , Security , & Intel space? If so,...If so, look no further. Amentum is seeking an ** Expert Security Engineer** to join our team… more
    Amentum (11/14/25)
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  • Lead Information Systems Security Officer…

    CACI International (Hampton, VA)
    …we would like to speak with you. In this role, you will be the Cybersecurity subject matter expert supporting both in-house and external customer efforts. As ... Officer (ISSO) for Langley AFB in Hampton, VA supporting the cyber security mission of Distributed Ground System-Experimental (DGS-X) information systems… more
    CACI International (12/18/25)
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  • Scientist, Systems Engineer - Ashburn/Palm Bay…

    L3Harris (Ashburn, VA)
    … management and development program execution. The Advanced Concept Engineer must be a subject matter expert in multiple technical domains with an ... technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security...and broad agency announcements. The ACE provides market and subject matter expert guidance to… more
    L3Harris (10/26/25)
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  • Logistics Specialist (Alis/ODIN)

    Parsons Corporation (Centreville, VA)
    …technical guidance to the Administrators. + The Administration Manager/Squadron Lead will also provide Subject Matter Expert ( SME ) support to service ... MISAWA AIR BASE IN JAPAN **What You'll Be Doing:** + Expected to progress towards Subject Matter Expertise ( SME ) /Craftsman level capabilities and take the… more
    Parsons Corporation (12/18/25)
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  • Manager, IT Security

    Family Dollar (Chesapeake, VA)
    …and understand strategic initiatives to ensure IT Security support.​ + Act as a subject matter expert to provide advisory guidance to other teams.​ + ... Dollar is looking for a detailed and results oriented Security Engineering Manager leader who will be...protect the organization's digital assets, data and systems from cyber threats and breaches. This role is critical to… more
    Family Dollar (12/11/25)
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