• Cisco Engineer - Unified Communications…

    Infinitive Inc (Reston, VA)
    …and WebEx. + Strong understanding of SIP trunking, voice gateways, PRI, and VoIP technologies. + Experience with Cisco ISR/ASR routers, VG series voice ... Cisco collaboration applications. + Manage and support Cisco Voice & Video infrastructure, including Call...CUCM CDR analysis. + Strong understanding of networking protocols (TCP/ IP , VLANs, DHCP, DNS, QoS, BGP, OSPF, EIGRP). +… more
    Infinitive Inc (08/14/25)
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  • System Engineer Cisco PBX (VoSIP)

    TekSynap (Arlington, VA)
    VoIP and VoSIP systems. + Experience with troubleshooting and resolving voice infrastructure incidents. + Experience working with Cisco Unified Communications ... **RESPONSIBILITIES** + Operate and maintain Government-furnished telephone/telecommunications equipment, including VoIP , VoSIP, ACD, and TDM technologies. + Involves implementing… more
    TekSynap (07/09/25)
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  • Cisco Network Engineer (Expert)

    BAE Systems (Sterling, VA)
    …and methods used to troubleshoot network problems for LAN, WAN, VPN, SD-WAN and VoIP + Cisco IOS, including switching, routing, segment routing and other ... Network infrastructure engineering services are comprised of core infrastructure, voice and video engineering, field engineering, application management and… more
    BAE Systems (08/08/25)
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  • SURTASS Field Support Team (FST) Network…

    V2X (Virginia Beach, VA)
    …Radio Frequency (RF) solutions, network security, Quality of Service (QOS), and Voice over Internet Protocol ( VOIP ) for current and future shipboard ... Island, Alaska, which V2X has operated and maintained for over 50 years; + The Hughes Air Defense Radar...Qualifications Required Qualifications: + Security+ Continuing Education (CE) or Cisco Security. + Cisco Certified Network Associate… more
    V2X (08/14/25)
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  • SURTASS Operations & Maintenance (O&M) Technician…

    V2X (Reston, VA)
    …Radio Frequency (RF) solutions, network security, Quality of Service (QOS), and Voice over Internet Protocol ( VOIP ) for current and future shipboard ... Island, Alaska, which V2X has operated and maintained for over 50 years; + The Hughes Air Defense Radar...8570 IAT Level II certification. + Security+ CE or Cisco Security. + Cisco Certified Network Associate… more
    V2X (08/14/25)
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  • Unified Communications Engineer

    Leidos (Arlington, VA)
    …for the customer's Unified Communications and Collaborations (UCC) solution. The UCC solution integrates Voice over IP ( VoIP ), Unified Messaging, Instant ... candidate must have significant experience in designing, building, and operating Cisco Unified Communication and Telepresence systems in a large production… more
    Leidos (08/13/25)
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  • Systems Engineer / VTC Operator Tier III

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    …maintenance and create / update system package artifacts for Tactical AV located in Hawaii. + Voice over IP ( VoIP ) systems + Video conferencing systems + ... Communications as a Service (UCaaS) solutions + Session Initiation Protocol (SIP) trunking + Voice and video...voice and video systems. + Strong knowledge of VoIP protocols, including SIP, H.323, and MGCP. + Experience… more
    UIC Government Services and the Bowhead Family of Companies (07/08/25)
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  • Network Architect

    SAIC (Springfield, VA)
    …Unclassified Voice Systems, Secure Voice Systems to include red switch, TDM Switching, Voice Over IP ( VOIP ). + Experience with DWDM optical core ... sets standards and maintains a range of network and voice components and systems. + Performs these functions across...but not all, physical media, Operating Systems, File Systems, protocol stacks & network components. + Provides client consulting… more
    SAIC (08/07/25)
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  • Network Architect - Onsite - (TS clearance, SCI…

    NANA Regional Corporation (Alexandria, VA)
    …SIPRNet, and JWICS. + Lead network infrastructure planning, including LAN, WAN, VPN, wireless, and voice over IP ( VoIP ) architectures. + Configure and ... possess deep expertise in network engineering and security, with a current Cisco Certified Internetwork Expert (CCIE) certification and strong experience in both… more
    NANA Regional Corporation (07/02/25)
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  • Network Engineer IV

    Chenega Corporation (VA)
    …management and administration services. + Evaluate the network infrastructure (eg, VoIP , internet , intranet) and provide network improvement recommendations. + ... or changes for telephones at the onsite locations. + Install and configure VoIP related cross-connect cabling and hardware. + Implement software changes and perform… more
    Chenega Corporation (07/09/25)
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