• Senior Information System Security…

    ManTech (Chantilly, VA)
    … system components as needed. + Design, develop, and implement network security measures that provide confidentiality, integrity, availability, authentication, ... ManTech is seeking a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team **in Chantilly, VA.**… more
    ManTech (09/26/25)
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  • Network Engineer - CTJ - Poly

    Microsoft Corporation (Reston, VA)
    …experience. + Network Design and Implementation + Supports design and security reviews to prevent issues pre-release, using expertise in network ... 7+ or Server 2016+ or similar. + Focus on throughput management, troubleshooting and security hardening Cloud Network Engineering IC3 - The typical base pay… more
    Microsoft Corporation (09/27/25)
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  • Network Engineer 5

    M. C. Dean (Chantilly, VA)
    …plans + Researches, designs, and implements security solutions for network infrastructure + Tracks and reports identified information system vulnerabilities ... senior network engineers to identify and resolve network security issues. + Develop network...the field with the Division's inventory system + Documents network information including of all switching and… more
    M. C. Dean (08/30/25)
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  • NITE Network Administrator

    Huntington Ingalls Industries (Virginia Beach, VA)
    …with network monitoring tools (eg, SolarWinds). + Knowledge of network security technologies, including firewalls, VRFs, and port‑ security /802.1x. ... customers and sites. The position works closely with the Network Operations and Security Center (NOSC) to...information , and ensure that Navy personnel have the network resources they need to succeed. What you will… more
    Huntington Ingalls Industries (09/23/25)
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  • Network Engineering Lead

    SAIC (Quantico, VA)
    …support of the agency's enterprise network infrastructure. This includes core network services, perimeter security , and field office connectivity. The role ... proud to be supporting DCSA in safeguarding our nation's information . DCSA is the designated oversight authority on the...enterprise network infrastructure. * Monitor and optimize network performance, availability, and security . * Oversee… more
    SAIC (09/20/25)
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  • Network Engineer - Wireless

    Trace Systems Inc (Portsmouth, VA)
    … incidents and perform corrective actions. Support change management processes. + Review security information and event management (SEIM) tools to discover and ... network environments, including routing, switching, and wireless technologies. + Reviewing security information and event management (SEIM) tools to discover… more
    Trace Systems Inc (09/16/25)
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  • Sr. Network Administrator - NADTC

    Huntington Ingalls Industries (Virginia Beach, VA)
    …cryptographic devices and keying material (eg, KG-175D, KG-75) + Knowledge of network security technologies including VRFs and port- security /802.1x Physical ... customers and sites. This position is based in the Network Operations and Security Center (NOSC), which...Information Assurance compliance requirements + Experience in a network operations center (NOC) or help desk environment, including… more
    Huntington Ingalls Industries (08/23/25)
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  • Information System Security Engineer…

    Assertive Professionals (Chantilly, VA)
    … network infrastructures Desired Experience and Qualifications: + Certified Information Systems Security Professional (CISSP) Certification(s). + Certified ... Information System Security Engineer (ISSE) About...This also includes advising and assisting the client with: security and network accreditations; providing the client… more
    Assertive Professionals (07/10/25)
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  • ​​ Network Engineer​

    Leidos (Ashburn, VA)
    …and AWS Capabilities, Infrastructures and Architecture. + Solid understanding of network security , routing, subnetting, and troubleshooting. + Proficient with ... cyber threats to CBP networks through monitoring, intrusion detection and protective security services to CBP information systems including local area… more
    Leidos (09/17/25)
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  • Network Firewall Lead

    CACI International (Sterling, VA)
    …vulnerability assessments of firewall configurations + Troubleshoot complex firewall and network security issues + Implement and manage next-generation firewall ... Network Firewall Lead Job Category: Information ...+ Participate in on-call rotation for critical firewall and network security incidents **Qualifications:** + Bachelor's degree… more
    CACI International (07/26/25)
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