• Senior Network Deployment Engineer

    ManTech (Chantilly, VA)
    …and workstation and server hardware; administering Microsoft Office 2010/2016; administering DNS , Group Policy, and PKI; administering vSphere, Horizon View, data ... policies and integration + Good working knowledge of Microsoft Windows systems, including DNS , Group Policy, and PKI + Good working knowledge of applying security… more
    ManTech (11/26/25)
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  • Network Developer 3

    Oracle (Richmond, VA)
    …role. + Strong knowledge of protocols such as MPLS, BGP/OSPF/IS-IS, TCP, IPv4, IPv6, DNS , and DHCP. Also, VxLAN and EVPN will be an added advantage. + Experience ... compiled language. + Experience with networking protocols such as TCP/IP, VPN, DNS , DHCP, and SSL,network monitoring and telemetry solutions. + Experience with… more
    Oracle (11/25/25)
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  • Principal Network Developer 4 (NRB)

    Oracle (Richmond, VA)
    …hardware (Broadcom/Mellanox), protocol experience with BGP/OSPF/IS-IS, TCP, IPv4, IPv6, DNS , DHCP, MPLS. Experience with networking protocols such as TCP/IP, ... VPN, DNS , DHCP, and SSL. Experience with Internet peering and inter-domain networking. Experience with scripting or automation and datacenter design - Python… more
    Oracle (11/25/25)
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  • Network Architect

    CoStar Realty Information, Inc. (Arlington, VA)
    …LANs, WANs, and wireless networks, including firewalls, routers, switches, load balancers, DNS and DHCP servers, and other hardware. + Design, implement, and support ... Firewalls experience. + Aruba Wireless experience. + F5 Load Balancers experience + Infoblox ( DNS & DHCP) experience.. **What's in it for You** When you join CoStar… more
    CoStar Realty Information, Inc. (11/24/25)
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  • Cloud Administrator​

    Leidos (Ashburn, VA)
    …policies. + Hands on experience with and knowledge of networking concepts ( DNS , VPNs, load balancers, etc.) and cloud-based networking configurations. + Experience ... in networking concepts and configurations, such as VPCs, subnets, VPNs, DNS , load balancers, and security groups. **Clearance:** + None **Preferred Qualifications:**… more
    Leidos (11/15/25)
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  • Cloud Administrator (Top-Secret clearance)

    Tetrad Digital Integrity LLC (Ashburn, VA)
    …policies. + Hands on experience with and knowledge of networking concepts ( DNS , VPNs, load balancers, etc.) and cloud-based networking configurations. + Experience ... in networking concepts and configurations, such as VPCs, subnets, VPNs, DNS , load balancers, and security groups. PREFERED QUALIFICATIONS: + AWS Certified… more
    Tetrad Digital Integrity LLC (11/09/25)
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  • Software Engineer/Systems Administrator

    Cinteot (Springfield, VA)
    …based applications. Team members must have a strong knowledge of DNS , TCP/IP, WINS, DHCP, networking technologies, and server-based software applications. Duties ... running Veritas Storage Foundation HA and Microsoft Clustering. + Manages complex DNS infrastructure using Windows DHCP servers. + Maintains large Windows terminal… more
    Cinteot (11/06/25)
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  • NCIS Systems Administrator | Active Top Secret…

    General Dynamics Information Technology (Quantico, VA)
    …following: Domain controllers, Active Directory Federation Services (AD FS), Active Directory, DNS servers, DHCP and Group Policy Object. + Create, manage, and ... with one or more of the following: Domain controllers, Active Directory, DNS servers, DHCP and Group Policy Object + Innovative and collaborative environment… more
    General Dynamics Information Technology (11/04/25)
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  • Senior Systems Analyst

    ManTech (Chantilly, VA)
    …Cisco Catalyst Center (DNAC), GEMOne, HP SANs, Certificate Services, DHCP, DNS , Active Directory, Group Policies and Microsoft Windows Operating Systems + ... and workstation and server hardware; administering Microsoft Office 2010/2016; administering DNS , Group Policy, and PKI; administering vSphere, Horizon View, data… more
    ManTech (10/29/25)
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  • Microsoft Exchange & Messaging Engineer - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …the area of Active Directory, Domain Controller topology, LDAP, Authentication Services, DNS , Permissions and Access Controls and Group Policy Required Skills: + ... SPF / DKIM / DMARC, and other security measures + Experience with Windows DNS and DHCP + Experience integrating Exchange with Active Directory, Azure AD, and Office… more
    General Dynamics Information Technology (10/29/25)
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