• 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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  • 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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  • Secret Cleared VoIP Engineer

    Insight Global (Andrews Air Force Base, MD)
    …Clearance * Security+ Certification * Cisco Certified Network Professional (CCNP) with Voice Over IP experience (CCNP Voice or Collaboration) ... Description An employer is seeking a Secret Cleared LAN VoIP Network Specialist II to work onsite at Joint...Base Andrews, MD. This position is responsible for providing voice systems maintenance and support for the 844th Communication… more
    Insight Global (11/19/25)
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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 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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  • 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 (11/06/25)
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  • Cisco Collaboration Engineer

    TAD PGS, Inc. (San Diego, CA)
    …The 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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  • Cisco Voice Engineer *DoD TS/SCI…

    TEKsystems (Dayton, OH)
    …and availability for mission-critical network systems. You'll apply your expertise in VoIP , Cisco Unified Communications Manager (CUCM), network design and ... classified voice communications for our warfighters. Skills Unified communications, Cisco call manager Top Skills Details Unified communications, Cisco call… more
    TEKsystems (12/02/25)
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  • Top Secret Cisco Voice Engineer

    Insight Global (Beavercreek, OH)
    Job Description An employer in the Dayton, OH, area is seeking a Top-Secret Cisco Voice Engineer for a direct hire opportunity. This individual will be ... make it more reliable and secure. Seeking skills in VoIP , Cisco systems, firewalls, and network tools...Active Top Secret clearance (SCI eligibility required) Experience with Cisco Unified Communications Manager (CUCM), including Voice more
    Insight Global (12/03/25)
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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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  • Hardware Engineer I (Co-op) - United States

    Cisco (San Francisco, CA)
    …**Meet the Team ** Engineering: Open-minded, driven, diverse and deeply 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 , big data, collaboration, web, Internet of… more
    Cisco (11/14/25)
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  • Hardware Engineer I (Full time)- United States

    Cisco (Maynard, MA)
    …**Meet the Team** Engineering: Open-minded, driven, diverse and deeply 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 , big data, collaboration, web, Internet of… more
    Cisco (11/14/25)
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  • Hardware Engineer II (Co-op) - United States

    Cisco (Austin, TX)
    …position opens. **Meet the Team** Open-minded, driven, diverse and very creative people at Cisco design the hardware that makes the internet work. Bring your ... open today but could open in the near future. When you apply, a Cisco representative may contact you directly if a relevant position opens. Applications are accepted… more
    Cisco (11/14/25)
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  • Senior Escalation Support Engineer | ThousandEyes…

    Cisco (Austin, TX)
    …software products is highly desirable + Familiar with core networking principles - TCP/ IP , DNS, web technologies, proxies and VoIP + Working knowledge of ... transformation and relies more on cloud services and the Internet , the "network," which is now both public and...brand reputation, or halt employee productivity. In August 2020, Cisco Systems completed the acquisition of ThousandEyes, which now… more
    Cisco (11/13/25)
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  • Unified Communications Administrator

    Alaka'ina Foundation Family of Companies (Omaha, NE)
    …any location worldwide. + Manage the configuration and maintenance of digital, Voice over Internet Protocol ( VoIP ) end user telephone device. Operate ... and maintain the VoIP Local Session Controller for the installation infrastructure. +...to user accounts, and network configuration for DISA Enterprise Voice over IP (EVoIP) customers… more
    Alaka'ina Foundation Family of Companies (12/01/25)
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  • Voice Network Engineer - Senior

    Columbus Regional Hospital (Columbus, IN)
    …the emerging and future direction of VOIP ( Voice over Internet Protocol ) infrastructure, integration of IP telephony with LAN, WAN and other ... or an equivalent combination of education & experience. + Experience with Cisco Unified Call Manager, Unity Messaging, Voice Gateways, Unified Contact… more
    Columbus Regional Hospital (11/18/25)
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  • Cyber Transport Project Planner

    GovCIO (Shaw AFB, SC)
    …in the analysis and management of AFCENT programs supporting telephony systems, Voice over Internet Protocol ( VoIP ), and Time Division Multiplexing ... (TDM) voice systems, eg, Cisco Unified Call Manager and Defense Red Switch Network...with the technical dynamics associated with Voice over Internet Protocol ( VoIP more
    GovCIO (12/02/25)
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