Sr. VOIP Engineer

Brooklyn, NY 11201

Posted: 11/28/2018 Employment Type: Contract Industry: Cisco Engineer Job Number: 51692

  • Oversee and ensure the delivery of a scalable, highly resilient and cost-effective Enterprise Voice over IP (VoIP) infrastructure that allows the delivery of telephony and collaboration services
  • Oversee design and code router/switch configurations including but not limited to QoS, multicasting, ISDN, SIP and advanced voice gateway configurations
  • Maintain enterprise dial-plan, enhancements to dial-plan and document dial-plan changes
  • install and configure, upgrade of Cisco Unified Call Manager (CCM) 10.X/ 11.X, Unity Connection 10.X/11.X, Cisco presence for a distributed cluster IP telephony deployment
  • Perform the integration of Voice servers with Active Directory and Exchange for unified messaging; perform SRST implementation on various platforms
  • Develop “ best practice” DR designs, standards compliance and change management for deployment tasks
  • Knowledge transfer and documentation of design and deployments
  • Bulk provisioning of phones, voicemails and users to support new site deployments
  • Validate and review user data and QA of new VoIP deployments for accuracy


  • At least 12 years of experience working with Cisco Unified Communications Manager, Cisco Unity Connection, and other Cisco Voice applications
  • At least 5 years of network engineering experience, as it relates to Voice deployments including QoS, Multicasting, DHCP
  • Knowledge with VMware 6.0 for configure virtual machines for new VoIP cluster builds
  • Advanced installation/troubleshooting experience of Cisco hardware/IOS software, including ISR 43XX/44XX/ VG310/VG202/VG204


Preferred Skills:
  • Cisco HCS CUCDM 10.6/11.5 or VoSS 17.x/18.x experience is a plus
  • Experience with Oracle/ACME SBCs are highly desirable
  • Experience with Telepresence products including TMS, Expressways, MCUs is a plus
  • Experience with Contact Center Express
  • Experience with Calabrio Call AQM is a plus
  • Experience with Singlewide informacast
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