• Senior Windows Administrator

    TekSynap (Radford, VA)
    …applications/websites (eg, IIS, Apache). + Five (5) years working in complex network environments with strong knowledge of TCP/ IP , DNS, DHCP, SMTP, ... Five (5) years as a Windows Systems Administrator or Engineer , including 3 years of task automation using PowerShell....Certified Solutions Expert (MCSE). + Server+. + Cisco Certified Network Associate (CCNA). **Clearance** + Secret - IT- II… more
    TekSynap (10/25/25)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    …Issues **Certifications:** CompTIA Security+ CE | CompTIA - CompTIA, Red Hat Certified Engineer (RHCE) | Red Hat - Red Hat **Experience:** 5 + years of ... and usage charts, including CPU usage, disk usage and network uptime for the Linux Servers. + Provide general...calls, file systems, processes, etc.) + General understanding of TCP/ IP and related protocols (HTTP, FTP, NFS, etc.) +… more
    General Dynamics Information Technology (10/25/25)
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  • Cyber Security Operations Specialist III - Tier 3

    CACI International (Springfield, VA)
    …Local * * * **The Opportunity:** Join our team as a CSOC Tier 3 Engineer and play a critical role in cybersecurity incident response. This position offers a unique ... and implement tasks during cybersecurity incident response, including containment measures, IP blocks, domain blocks, and disabling user accounts. + Perform advanced… more
    CACI International (08/23/25)
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