• Voice Over Internet

    ManTech (Annapolis Junction, MD)
    ManTech seeks a motivated, career- and customer-oriented Voice Over Internet Protocol ( VOIP ) Technician to join our team in Annapolis Junction, MD. ... In this role, you will serve as the VOIP SME, supporting Cisco Unified Call Managers...real-time incidents and service requests + Provide support for TCP/ IP network protocols, including TCP, Session Initiation Protocol more
    ManTech (06/28/25)
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  • System Engineer Cisco PBX (VoSIP)

    Competitive Range Solutions, LLC (Fort Meade, MD)
    …to ensure seamless and secure telecommunications. + Manage and maintain government-furnished Cisco PBX systems, VoIP , VoSIP, ACD, and all associated ... provisions. + Provide technical and project management support for voice projects, including PBX analysis/implementations, VoIP technical... Cisco PBX systems. + Extensive experience with Cisco PBX, VoIP , VoSIP, and TDM technologies.… more
    Competitive Range Solutions, LLC (08/07/25)
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  • Network Engineer Level 3

    Jovian Concepts, Inc. (Annapolis Junction, MD)
    …solutions to support server requirements to include load-balancing, VPN's, firewall contexts, Traffic Shaping Voice over IP ( VoIP ), GRE Tunneling, IP ... of Network gear. + Strong experience with Arista and Cisco gear The ideal candidate will perform network services...(IPSec), IP Encryption, Media over IP (MoIP), and network address translation (NAT) where appropriate.… more
    Jovian Concepts, Inc. (06/26/25)
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  • Network Engineer

    Leidos (Lanham, MD)
    …components of the infrastructure, including wired and wireless routers, switches, Cisco Voice over IP ( VoIP ) components, appliance-based specialty ... enterprise network, including LAN and WAN technologies based on Cisco hardware and platforms. + Must have current and...IPv6, MPLS, PLS, and SIP, Routers, Switches, Load Balancers, Protocol analyzers, and probes. + Candidate must have the… more
    Leidos (08/08/25)
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  • Modernization Cyber Network Engineer - NE1

    Lockheed Martin (Hanover, MD)
    …solutions to support server requirements to include load\-balancing, VPN's, firewall contexts, Traffic Shaping Voice over IP \( VoIP \), GRE Tunneling, ... IP Security \(IPSec\), IP Encryption, Media over IP \(MoIP\), and network address translation \(NAT\) where appropriate\. Knowledge or Experience in the… more
    Lockheed Martin (07/12/25)
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  • Senior Network Engineer

    SAIC (Annapolis Junction, MD)
    …solutions to support server requirements to include load-balancing, VPN's, firewall contexts, Traffic Shaping Voice over IP ( VoIP ), GRE Tunneling, IP ... Security (IPSec), IP Encryption, Media over IP (MoIP), and network address translation (NAT) where appropriate + Configure and maintain organization's… more
    SAIC (08/07/25)
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  • Network Engineer III - Pipeline (TS/SCI w/…

    COMSO, Inc (Fort Meade, MD)
    …solutions to support server requirements to include load-balancing, VPN's, firewall contexts, Traffic Shaping Voice over IP ( VoIP ), GRE Tunneling, IP ... certification as defined by DoD 8570.01-M is required. + Cisco certification is required, at least one of the...(IPSec), IP Encryption, Media over IP (MoIP), and network address translation (NAT) where appropriate.… more
    COMSO, Inc (07/22/25)
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  • Network Engineer 3

    ARSIEM (Annapolis Junction, MD)
    …solutions to support server requirements to include load-balancing, VPNs, firewall contexts, Traffic Shaping Voice over IP ( VoIP ), GRE Tunneling, IP ... Security (IPSec), IP Encryption, Media over IP (MoIP), and network address translation (NAT) where appropriate. + Configure and maintain the organization's… more
    ARSIEM (07/16/25)
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  • Network Engineer

    BigBear.ai (Columbia, MD)
    …solutions to support server requirements to include load-balancing, VPN's, firewall contexts, Traffic Shaping Voice over IP ( VoIP ), GRE Tunneling, IP ... Security (IPSec), IP Encryption, Media over IP (MoIP), and network address translation (NAT) where appropriate Optimize end-to-end system performance and… more
    BigBear.ai (06/13/25)
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  • Network Specialist

    Leidos (Lanham, MD)
    Cisco Certified Network Associate (CCNA) certification or higher + An Active Cisco Certified Network Professional (CCNP) Voice certification or higher + An ... operation of the IRS networks that include large-scale data, voice , video, and wireless networks. The Network Specialist must...( Cisco - all models) + Ethernet switches ( Cisco and Nortel) + Multi- Protocol Labeling Switched… more
    Leidos (08/08/25)
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