• Deloitte Cyber - EntraID Senior Manager

    Deloitte (Rosslyn, VA)
    …Infrastructure + Lead teams analyzing and reviewing Active Directory services such as DNS , DHCP, Group Policy etc. + Provide internal technical training to Advisory ... personnel as needed. + Support Digital Identity team on client calls as necessary. + Acting as a subject matter expert for the Microsoft Entra ID platforms. + Lead eminence activities, such as whitepapers and POV's pertaining to Microsoft IAM technologies +… more
    Deloitte (11/15/25)
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  • Network Engineer, TS/SCI with Polygraph

    General Dynamics Information Technology (Chantilly, VA)
    …network systems with policies that define and monitor access + Configure DNS servers and appliances **What You'll Need to Succeed:** **Education:** BA/BS **Required ... Certification:** CompTIA Security+ certification or similar for IAT Level II DoD 8570 certification **Required Experience:** 10+ years of related experience **Technical skills:** + Understanding of networking protocols (eg, IPSEC, HSRP, BGP, OSPF, 802.11, QoS)… more
    General Dynamics Information Technology (11/15/25)
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  • Systems Administrator II Generalist Sr (Windows…

    V2X (Springfield, VA)
    …etc. and/or services, such as Active Directory (AD) and Domain Naming Service ( DNS ) is a plus. + Familiarity and/or hands-on experience with providing O&M support ... of Red Hat Satellite to centrally administer RHEL platforms is a plus. + Familiarity and/or hands-on experience with providing O&M support to Security Enhanced Linux (SELinux) configurations are a plus. + Familiarity with and/or experience using McAfee ePolicy… more
    V2X (11/15/25)
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  • Senior Cloud Solutions Architect

    ManTech (Herndon, VA)
    …network standards; strong understanding of network protocols and technologies, including TCP/IP, DNS , DHCP, and QoS, MPLS; Very strong knowledge of routing protocols ... (eg, BGP, EIGRP, OSPF) and network protocols (eg, TCP/IP, GRE, IPSEC, and VRF) + Technical certifications such as Cloud, CCNA, CCNP, Virtualization, monitoring and troubleshooting tools + IAM III/IAT III Certified **Preferred Qualifications:** + One of the… more
    ManTech (11/15/25)
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  • Windows Server Lead

    TekSynap (VA)
    …environment with cloud services. + Advanced knowledge of Active Directory, DNS , and DHCP. + Experience implementing and sustaining Automation capabilities including ... writing IaC such as Terraform and PowerShell to support and complete administrative tasks. + Proficient with Microsoft System Center/MECM for management and patching. + Expertise in diagnosing and resolving complex performance issues related to CPU, memory,… more
    TekSynap (11/15/25)
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  • IT Analyst Lead

    Trace Systems Inc (Portsmouth, VA)
    …McAfee Firewall Enterprise, Intrusion Detection Systems (IDS), Juniper encryptors, External DNS , F5 BigIP. + Software: MS Windows operating systems; UNIX/Linux ... operating systems; SQL Server 2008/2012; Cisco Secure Access Control System Ver. 5.4, Splunk, Solar Winds, Cisco ISE, and AutoCAD. + Wireless Network Hardware/Software: Including but not limited to; Aruba AP/WIDS Model #s 125/134/135/175, Aruba Controllers… more
    Trace Systems Inc (11/14/25)
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  • Windows Systems / Packaging Engineer - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …+ Experience with managing Windows Active Directory, Group Policy Management, DFS, DNS , DHCP, and VMware Dynamic Environment Manager. + Experience with Microsoft ... Azure and Office 365. + Experience with Windows Server 2016 and 2019. + Experience with Microsoft Windows automation scripting with PowerShell or other scripting languages. + Experience with managing and updating work tasks using ServiceNow. + Experience with… more
    General Dynamics Information Technology (11/14/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …at system and application levels. * Familiarity with networking concepts (TCP/IP, DNS , DHCP, firewalls). * Understanding of storage systems (SAN, NAS, iSCSI, NFS) ... and backup/recovery solutions. * Ability to work effectively in a secure, team-oriented, mission-driven environment. Desired Qualifications * Bachelor's degree in Computer Science, Information Systems, or related discipline (or equivalent work experience). *… more
    CACI International (11/13/25)
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  • Systems Administrator (Tier 2 Desktop Support)

    William C Brown Inc (Springfield, VA)
    …Services E-mail Support Services Software Support Services Domain Name Services ( DNS ) Dynamic Host Configuration Protocol (DHCP) Patch Management (Windows) Excellent ... troubleshooting capabilities and strong communication skills. Strong work ethic and attention to detail Strong organizational skills Strong writing skills (document creation and management) Strong time management skills and ability to work flexible schedules… more
    William C Brown Inc (11/13/25)
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  • Network Team Lead

    TekSynap (Arlington, VA)
    …VPN, remote access); + Software Defined Networking (SDN); + NIPS/NIDS; + Load balancing; + DNS ; + DHCP; + QoS, OTV; + Network Security; + Proxies; + Firewalls; + ... Hardware knowledge for installation, repair, troubleshooting and Maintenance; + Cisco data network equipment; + Avaya Digital Systems; + CCIE Certifications preferred; + Voice and multi-service gateways; + WiFi; + AWS and Azure; + Network Access Controls… more
    TekSynap (11/13/25)
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