• Operational Technology (OT) Asset Visibility…

    Tetrad Digital Integrity LLC (Merrifield, VA)
    …software asset management security efforts supporting both OT operations and security efforts including network access control, USB attached device control, ... in this digital age. The Operational Technology (OT) Asset Visibility and Security Engineer will be implement USPS cybersecurity strategies protecting the digital … more
    Tetrad Digital Integrity LLC (09/12/25)
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  • Active Directory Engineer - Active TS/SCI with CI…

    ENS Solutions (Sterling, VA)
    …Secret Server, Microsoft FIM/MIM, SailPoint, and Radiant Logic FID Benefits Essential Network Security (ENS) Solutions, LLC is a service-disabled veteran owned, ... Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security , System Engineering, Program/Project Management, IT support,… more
    ENS Solutions (09/27/25)
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  • System Administrator - Active Secret Clearance

    ENS Solutions (Norfolk, VA)
    …tools such as STIG Viewer, eMASS, and HBSS is a plus. Benefits Essential Network Security (ENS) Solutions, LLC is a service-disabled veteran owned, highly ... Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security , System Engineering, Program/Project Management, IT support,… more
    ENS Solutions (09/27/25)
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  • ADC Engineer, AWS Database Services

    Amazon (Herndon, VA)
    …A+ or CND (Certified Network Defender) or Network + or Security - 1+ years of systems administration experience (Linux/Windows). - Experience working with ... the candidate selected must currently possess and maintain an active TS/SCI security clearance with polygraph. The position further requires the candidate to opt… more
    Amazon (09/25/25)
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  • Cyber Security Manager - Diego Garcia

    Amentum (Richmond, VA)
    …and Information Systems in conjunction with skills in systems administration , network administration , and control system security to operate, maintain, ... for specialty codes 441 ( Network Operations Specialist), 451 (Systems Administration Specialist), and 462 (Control System Security Specialist) at the… more
    Amentum (09/09/25)
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  • Network Engineer

    Nightwing (Arlington, VA)
    …obtain DHS Suitability - 5+ years of directly relevant experience in network administration - Proficiency with multiple operating systems, including Linux/Unix ... of standard operating procedures (SOPs) and policies. - Assess network topology and device configurations, identify critical security...and VPNs - Experience and knowledge of networking and network administration - Skilled in working with… more
    Nightwing (08/28/25)
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  • DevOps Engineer

    DXC Technology (Richmond, VA)
    …tools and technologies to improve development and operations workflows + Work closely with Network , Security , Cloud and IT Teams to ensure alignment to DXC Best ... tools (Prometheus, Grafana, ELK stack, etc.) + Understanding of networking, security , and system administration principles + Experience with version… more
    DXC Technology (09/12/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …performance, availability, and capacity; implement proactive solutions. * Collaborate with network , security , and application teams to resolve system issues ... and support enterprise Linux systems that are mission-critical to national security operations. This role requires technical expertise, problem-solving ability, and… more
    CACI International (09/03/25)
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  • Senior Systems Engineer - Cybersecurity

    M. C. Dean (Vienna, VA)
    …other policies; + **System implementation** , policy development, configuration, and administration of key solution components, including network infrastructure, ... hardening; + Advanced knowledge and hands-on experience with configuration and administration of cybersecurity platforms, including endpoint security (eg,… more
    M. C. Dean (08/27/25)
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  • IT Engineer and Support Specialist

    Sciolex Corporation (Chantilly, VA)
    …licenses + Install server software, applications, upgrades, and maintenance patches + Ensure network and system security practices comply with NIST SP 800-171 ... requirements + Prepare network and system security practices for CMMC...the COO Support + Resolve technical issues related to network interruptions + Perform day-to-day system administration more
    Sciolex Corporation (07/10/25)
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