• Swagelok (Solon, OH)
    …the telecom function (such as, but not limited to, network design, engineering, Voice over IP , implementation, or operations/user support) under general ... fault management, network topologies and domains; managing communications protocols; protocol analyzers and sniffers; and managing private addressing schemes (eg,… more
    DirectEmployers Association (11/07/25)
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  • COOLSOFT (Madison, WI)
    …deadline :12/22/2025 at 4:00 PM CST. Client Info : DCF Note: * Interview process: Over zoom for the 1st round interview. 2nd round also zoom only unless candidate is ... Specialist will function as a high-level technical support resource in VoIP telecommunications phone numbers, mobile device management, and dial plans. The… more
    DirectEmployers Association (12/16/25)
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  • Infinity Systems Engineering (Alexandria, VA)
    …business needs and growth. + Configure, manage, secure, and troubleshoot Juniper and Cisco switches. + Contribute to network and systems design in alignment with ... and optimal functionality. + Configure, manage, secure, and troubleshoot Juniper and Cisco switches. + Perform systems administration on Windows and Linux platforms… more
    DirectEmployers Association (11/25/25)
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  • CommScope, Inc. (AL)
    …professional or associate-level networking industry certification such as CCNA, BPIPA, JNCIA, Cisco , Aruba, RUCKUS, CWNA, etc. is preferred - Strong ability to ... predictive heat map creation, wireless troubleshooting, wireless network optimization, IP routing and switching WAN/LAN design, setup and configuration, Layer… more
    DirectEmployers Association (12/13/25)
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  • Dairyland Power Cooperative (La Crosse, WI)
    …and FAA rules and regulations. + Thorough understanding of MPLS, TCP/ IP , routing, switching, Subnetting, Routing Protocols, VPN, Wireless, firewall technologies a ... general understanding of VOIP . + Comprehensive knowledge of AC/DC Power Plants. +...+ Experience with Nokia, Aviat, MNI, Motorola Mobile Radio, Cisco . + Ability to read and comprehend complex written… more
    DirectEmployers Association (12/12/25)
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  • Westat (Bethesda, MD)
    …certifications such as CCNP, CCIE, Fortinet NSE, or equivalent. + Expertise in Cisco , Juniper, Palo Alto, Fortinet, or similar technologies. + Strong knowledge of ... TCP/ IP , BGP, VXLAN, OSPF, MPLS, VLANs, and VPNs. +...+ Experience with Web Application Firewalls. + Knowledge of VoIP , QoS, and unified communications. + Understanding of Zero… more
    DirectEmployers Association (12/02/25)
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  • CommScope, Inc. (NC)
    …or associate level networking industry certification such as CCNA, BPIPA, JNCIA, Cisco , Aruba, RUCKUS, CWNA, etc. is preferred + Strong ability to support ... predictive heat map creation, wireless troubleshooting, wireless network optimization, IP routing and switching WAN/LAN design, setup and configuration, Layer… more
    DirectEmployers Association (11/04/25)
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  • CommScope, Inc. (CA)
    …technologies + A professional or associate level networking industry certification such as Cisco CCIE, CCNA, Juniper JNCIA, Aruba, RUCKUS RCNI or RCWA, CWNA, etc. is ... predictive heat map creation, wireless troubleshooting, wireless network optimization, IP routing and switching WAN/LAN design, setup and configuration, Layer… more
    DirectEmployers Association (10/01/25)
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  • 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** . The VOIP SME is responsible for supporting Cisco ... network protocols that rely on TCP, Session Initiation Protocol , session description protocol , and VoIP more
    ManTech (11/29/25)
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  • VoIP Engineer

    General Dynamics Information Technology (Falls Church, VA)
    over IP ,Collaborating,Project Support,System Upgrades, Voice over IP ( VoIP ) **Certifications:** Cisco Certified Network Associate (CCNA) | ... geographically dispersed environments. The ideal candidate has deep expertise in large-scale Cisco Unified Communications and delivers secure, reliable voice and… more
    General Dynamics Information Technology (12/19/25)
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  • Network & Systems Security Analyst, Cisco

    TECO Energy (Tampa, FL)
    …technologies and operational functions: switching, routing, DNS/DHCP, Windows Active Directory, VMware, Voice over IP , Storage Area Networking, firewall ... Cyber Infrastructure Protection and disaster recovery plans. Responsible for VoIP , SIP, DHCP, DNS, TCP/ IP routing and...operational functions: switching, routing, DNS/DHCP, Windows Active Directory, VMware, Voice over IP , Storage Area… more
    TECO Energy (11/05/25)
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  • VOIP Administrator

    Chenega Corporation (Albuquerque, NM)
    …systems, with at least 2+ years' experience specifically with Cisco VOIP systems. + Experience working with VLAN's, TCP/ IP networking and routing, ... related wiring and hardware. + Evaluate the network infrastructure (eg, VoIP , internet , intranet) and provide network improvement recommendations. Provide all… more
    Chenega Corporation (10/07/25)
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  • Sr. VoIP Communications Engineer

    UIC Government Services and the Bowhead Family of Companies (San Diego, CA)
    **Overview** SR. VoIP COMMUNICATIONS ENGINEER (PACMED): Bowhead seeks a Sr. VoIP Communications Engineer to assist in designing, deploying, and securing advanced ... role will support DHA, and federal health-care environments operating modern SIP-based voice , messaging, and video communications. The ideal candidate has deep SIP/… more
    UIC Government Services and the Bowhead Family of Companies (12/16/25)
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  • VOIP Engineer Lead

    CACI International (Chantilly, VA)
    …Manager (CUCM) environment. This role requires a deep understanding of Cisco VoIP technologies, unified communications, and collaboration solutions. The ... VOIP Engineer Lead Job Category: Information Technology Time...* * **The Opportunity:** CACI is looking for a Cisco Call Manager Engineer Lead to support our DoD… more
    CACI International (10/08/25)
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  • Cisco Call Manager Administrator

    CACI International (Chantilly, VA)
    …high-quality communication services. This role requires a deep understanding of Cisco VoIP technologies, unified communications, and collaboration solutions. You ... management, and device configuration + Understanding of dial plans, call routing, and voice gateway configurations + Familiarity with Cisco Unity Connection and… more
    CACI International (09/27/25)
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  • Cisco Collaboration Engineer

    TAD PGS, Inc. (San Diego, CA)
    …candidate will be responsible for migrating from the old PBX to the new Cisco Voice Solution and providing ongoing support. Responsibilities: + Deployment & ... Clearance.** Provide technical expertise in the implementation and support of Cisco Collaboration solutions, including Cisco Unified Communications Manager… more
    TAD PGS, Inc. (10/15/25)
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  • Cisco Call Manager IT Teach Lead 2

    ManpowerGroup (Philadelphia, PA)
    …UCCE infrastructure for enterprise networks + Design and test Cisco IPT VoIP architecture, UCCE workflows, and voice gateway configurations + Configure and ... Log analysis, system health checks **SIP/H.323** Call flow troubleshooting, protocol analysis ** Cisco IOS Gateways** Dial peer...or related field + 5+ years of experience in Cisco Unified Communications and voice infrastructure +… more
    ManpowerGroup (10/11/25)
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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 (10/07/25)
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  • ASIC Design Verification Engineer I (Full Time)…

    Cisco (San Francisco, CA)
    Cisco 's product line. Open-minded, driven, diverse and deeply creative people at Cisco craft the hardware that makes the internet work. Bring your knowledge ... open in the near future. When you apply, a Cisco representative may contact you directly if a relevant...the following product categories including: cloud, social, mobile/wireless, video, VoIP , collaboration, web, Internet of Things, routing,… more
    Cisco (12/16/25)
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  • Hardware Engineer PhD (Intern) - United States

    Cisco (San Jose, CA)
    …manager approval **Meet the Team** Open-minded, driven, diverse and very creative people at Cisco design the hardware that makes the internet work. Bring your ... open in the near future. When you apply, a Cisco representative may contact you directly if a relevant...the following product categories including: cloud, social, mobile/wireless, video, VoIP , large data, collaboration, web, Internet of… more
    Cisco (12/06/25)
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