• Senior Firewall Engineer

    SAIC (Quantico, VA)
    …solutions with Cyber Security Defense Operations. + Plans and oversees execution of network installations of system hardware and software upgrades. + Plans and ... Air Force and Combatant Commands Business Group of SAIC is seeking a Senior Firewall Engineer to support a transformational infrastructure program for DCSA. **This… more
    SAIC (08/07/25)
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  • Network Architect

    SAIC (Springfield, VA)
    …+ Provides client consulting and training on the design and use of the network systems and architectures. + Plans, researches, evaluates and recommends new ... with senior customer leadership. This program provides transparent, interconnected systems and security supporting the DoS in successfully carrying out its US… more
    SAIC (08/07/25)
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  • Senior Manager, Data Center Operations…

    CoreSite (Reston, VA)
    …have a demonstrated technical ability and innovative thinking cross functionally, including integrated systems and IT + Senior technical point of contact for all ... + Work with Network Operations and Engineering teams to ensure facility systems are regularly updated and the facility remains best in class. + Promote and… more
    CoreSite (06/11/25)
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  • Network Operations Center (NOC) Engineer…

    CACI International (Springfield, VA)
    …and outages as required per SLAs + Perform routine maintenance and upgrades on network systems + Configure and manage network devices (routers, switches, ... teams to resolve complex issues + Troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to… more
    CACI International (07/26/25)
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  • Senior Satellite Communications Engineer

    ManTech (Reston, VA)
    …and other communications systems and networks, and remotely support system and network monitoring troubleshooting and maintenance when not traveling. ... with network management personnel on integration issues to maximize system performance + Designing and updating in-country and worldwide satellite and… more
    ManTech (06/04/25)
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  • Network Administrator

    Oneida Technical Solutions (Fort Belvoir, VA)
    …(NIPR/layer 2, SIPR/Layer #) on a 24-hour, 7-day-a-week on call basis, supporting the network system , and configuring and supporting the use of DOD Common Access ... private networks (VPNs), SONET multiplexers, servers, storage area nodes (SANs), cable management systems and other network enhancements down to the Edge Access… more
    Oneida Technical Solutions (07/11/25)
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  • Network Telecommunications Technician

    Leidos (Arlington, VA)
    …candidate will support operations and maintenance of NMCC Telecommunication systems . Systems include Defense Red Switch Network , Multimedia, and C4 Computer ... configurations. + Provide technical and operational support to end-user services, network expansions, and modernization of telecommunications backbone systems . +… more
    Leidos (05/28/25)
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  • Senior Security Engineer

    ManTech (Chantilly, VA)
    systems (IPS), antivirus solutions, application firewalls, high availability systems , network management tools, and virtualization platforms + Strong ... knowledge of Windows and Linux systems , operating system security practices, TCP/IP networking,...system security practices, TCP/IP networking, 802.1x, and core network security principles + IAT Level II certification (GSEC,… more
    ManTech (08/08/25)
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  • Senior Security Engineer

    ManTech (Chantilly, VA)
    systems (IPS), antivirus solutions, application firewalls, high availability systems , network management tools, and virtualization platforms . Strong ... knowledge of Windows and Linux systems , operating system security practices, TCP/IP networking,...system security practices, TCP/IP networking, 802.1x, and core network security principles . IAT Level II certification (GSEC,… more
    ManTech (08/08/25)
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  • Director Classified Network Solutions

    Northrop Grumman (Falls Church, VA)
    …Lead the strategic planning and operational oversight of all converged classified network systems and secure IT infrastructure, ensuring optimal performance and ... those policies and standards + Lead enterprise team of senior managers, unit managers and employees located in various...+ Proven experience leading consolidation or modernization of classified network systems + Extensive knowledge of secure… more
    Northrop Grumman (07/15/25)
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