• Security Control Assessor (SCA) (TS/SCI)

    Tau Six (Chantilly, VA)
    …+ Experience with assessing security relevant applications. + Experience as a System Administrator , Information System Security Manager, or ... application of the Defense Information Systems Agency (DISA) Security Technical Implementation Guides. + Operating System /Computing Environment certificate… more
    Tau Six (07/23/25)
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  • Cyber Security Analyst SME - TS/SCI w/…

    General Dynamics Information Technology (Mclean, VA)
    …AWS and Azure + Demonstrated experience in IT best practices regarding application, enterprise system , and network security + ** Security Clearance ... networks and applications. + Experience with architecture design, system and network analysis, vulnerability and risk assessments, and security assessment of… more
    General Dynamics Information Technology (10/01/25)
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  • Lab Manager / System Administration

    Node.Digital (Arlington, VA)
    …Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of advanced ... Lab Manager/ Systems Administrator Location: Arlington, VA Must...local and wide area networks. Monitor channels for storage-related network and system issues and remediate them… more
    Node.Digital (09/17/25)
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  • Security Operations Center Analyst

    Tyto Athene (Fort Belvoir, VA)
    …the ability to solve complex problems have immediate impact. **Responsibilities:** + Monitor network and systems activity for security related incidents, ... to assess the security posture of the network and connected systems . + Evaluate new...+ One (1)+ years of relevant experience as a Systems Administrator . + One (1)+ years of… more
    Tyto Athene (09/12/25)
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  • Host Based Security Solutions Analyst

    ManTech (Norfolk, VA)
    …DoD configuration compliance requirements + Provide guidance in all aspects of network security support to include account setups, port enabling, deploying, ... Security Requirement Guidelines (STIG/SRG) guidance, applicable Task orders, and best security practices + Perform system administration of HBSS servers,… more
    ManTech (08/14/25)
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  • Senior Network and Next Generation Firewall…

    Lumen (Richmond, VA)
    …the future. **The Role** This position is a supportive role implementing Managed Security Services (MSS) and Managed Trusted Internet Protocol Service (MTIPS) in a ... Federal Security Operations Center (Federal SOC) 24x7x365 environment. The Federal...working towards the development of new solutions, processes, tools, systems that have company-wide and possibly industry-wide impacts. +… more
    Lumen (10/01/25)
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  • System Development Engineer, STRADA…

    Amazon (Arlington, VA)
    …to launch a project on a trajectory to success? Amazon is seeking a Linux/Unix Systems Administrator /Engineer with the ability to automate day to day tasks and ... want to help. You'll join a diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other… more
    Amazon (09/24/25)
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  • Operational Technology (OT) Asset Visibility…

    General Dynamics Information Technology (Falls Church, VA)
    …is also responsible for continuing development and curation of proprietary database system managing asset details of proprietary systems leveraged by automation ... software asset management security efforts supporting both OT operations and security efforts + Strong network access control, USB attached device control,… more
    General Dynamics Information Technology (09/09/25)
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  • Security Software Engineer - Red Team…

    Imagine One Technology & Management (Dahlgren, VA)
    …Author recommendations for improving software and code design. + Contribute to a System Security Administrator and Operators Manual (SSAOM). Desired ... this role.** Imagine One Technology & Management, Ltd. is seeking one (1) Security Software Engineer. This position is contingent upon award of the associated work… more
    Imagine One Technology & Management (09/24/25)
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  • F5 Load Balance Network Engineer

    Leidos (Alexandria, VA)
    …8570) - IT System Admin Intermediate certification requirements (Cloud+, GICSP, SSCP, Security + CE, GSEC, or higher) + Candidate must possess an F5 Certified ... work is ahead! Leidos is seeking a Load Balance Network Engineer SME to maintain a large enterprise IT...to new technologies, tuning performance, and implementation of critical system patches. This infrastructure may include on-premises and cloud… more
    Leidos (09/26/25)
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