• 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)
    …**Public Trust/Other Required:** None **Job Family:** Network and Telecommunications **Skills:** Cisco Voice over IP ,Collaborating,Project Support,System ... Upgrades, Voice over IP ( VoIP ) **Certifications:** CompTIA Security+ CE | CompTIA - CompTIA,...environments. The ideal candidate has deep expertise in large-scale Cisco Unified Communications and delivers secure, reliable voice 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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  • VoIP Administrator

    Robert Half Technology (Plano, TX)
    …abilities. + Familiarity with network fundamentals (TCP/ IP , VLANs, QoS). + Cisco CCNA Voice or Collaboration (Preferred) + CompTIA Network+ (Preferred) ... (or equivalent experience). + 3+ years of experience managing VoIP systems (eg, RingCentral, Cisco , Avaya, or similar). + Experience with SIP protocols, call… more
    Robert Half Technology (12/31/25)
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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 (Oklahoma City, OK)
    …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 (12/27/25)
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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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