• Computer and Information Systems…

    ManTech (Herndon, VA)
    … design and implementation, network device troubleshooting, data processing, information systems , systems analysis, and computer programming. You ... all aspects of our organization's information technology systems , ensuring their efficient operation, security , and...a related field + 5+ years of experience in information technology + Strong understanding of network … more
    ManTech (06/14/25)
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  • Project Systems Engineer

    Kratos Defense & Security Solutions, Inc. (Herndon, VA)
    …informal testing and troubleshoot issues with configuration of system hardware, software, networks , operating and system management systems + Design and ... & Control, RF Communications, Virtualization of Satellite Ground System or systems engineering + Basic understanding of software networks and Microsoft… more
    Kratos Defense & Security Solutions, Inc. (06/18/25)
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  • Systems Sustainment Administrator - Evening

    SAIC (Suffolk, VA)
    …to serve as a ** Systems Administrator** with experience in US Navy IT networks to support the sustained operation and maintenance of a newly deployed US Navy ... ensuring 24/7/365 availability and reliability. The position will support end-to-end network , system , and element visibility; facilitate rapid operations,… more
    SAIC (06/04/25)
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  • Staff Security Engineer - Email

    Zoom (Richmond, VA)
    …assessing the security posture of web applications, native applications, distributed systems , and cloud infrastructure such as AWS. + Have a good understanding ... in individual components. + Have in depth knowledge of network based, system level, and application layer...mitigation methods. + Have good knowledge of technology and security topics including network and application … more
    Zoom (06/27/25)
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  • Security Engineer II, Amazon…

    Amazon (Arlington, VA)
    … security - Intermediate knowledge and understanding of security engineering, system and network security , authentication and security protocols, ... secure solutions to solve challenging problems for mission critical systems that protect Amazon and our customer data. In...development, cryptography, penetration testing, cloud security , mobile security , and network security -… more
    Amazon (06/24/25)
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  • Intermediate Security Assessor

    Saliense Consulting (Mclean, VA)
    …and conducting independent assessments of security controls as documented in the System Security Plan (SSP) + Leading and conducting risk assessments based ... a Service (PaaS), and Software as a Service (SaaS)) systems ) and applications. Analyze existing security process...teams. + Knowledge of computer networking concepts, protocols, and network security methodologies. + Knowledge of risk… more
    Saliense Consulting (06/27/25)
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  • Senior Windows System Administrator…

    Amentum (Fort Belvoir, VA)
    …Windows Server and applicable installed features/applications have the latest Defense Information Systems Agency (DISA) STIGs applied within 30 calendar ... days of notification of update availability. + Provide detailed system matrices of DCD supported systems and...best practices on Windows Server 2016 and later operating systems encompassing configuration, implementation, and security +… more
    Amentum (05/29/25)
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  • Security Control Assesor

    Acclaim Technical Services (Mclean, VA)
    … systems from intentional or inadvertent access or destruction. Evaluates the security controls within network systems to identify vulnerabilities and ... review of security plans and interviews with developer/customer assess systems against information assurance policies, regulations and instructions. +… more
    Acclaim Technical Services (06/19/25)
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  • Lead Network Engineer

    The MITRE Corporation (Mclean, VA)
    …Classified Infrastructure Services team (Special Programs) is looking for a Lead Network Engineer role that will be supporting many classified infrastructures as ... This role will require knowledge of implementing and maintaining NIST 800-53 Security Controls / RMF compliance in each environment along with additional … more
    The MITRE Corporation (06/03/25)
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  • A/V & Security Engineer

    Leidos (Chantilly, VA)
    …such as: + CompTIA Security + / Network + Cisco Certified Network Associate (CCNA) + Microsoft Certified: Windows Server/ Systems Administrator + ITIL or ... 6-10 years of experience. + Expert knowledge and hands-on experience in systems integration, system administration, and technical support. + Demonstrated… more
    Leidos (06/03/25)
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