SUMMARY:

• Experienced in IT, CCNA Certified training, Cisco VOIP, Network Security, Citrix XenApp Training, and VMWare VSphere Training and UniDesk Training.
• Responsible for the design, implementation and support/maintenance of the Cisco enterprise voice platform, including the associated network . This includes CUCM, VOIP, CME, CUC, contact center, voice and dial plan implementations and video conferencing, fixed and mobile device integration, and mobility/Telepresence.
• Part of project management team, and implemented strategies to improve overall production and security of network systems.

PROFESSIONAL EXPERIENCE:

Confidential

Sr. Voip/Network Engineer

• Install, troubleshoot, repair, and maintain Cisco VOIP/Call Manager/Unity/Network equipment on the LAN/WAN
• Install, troubleshoot, repair, and maintain Cisco VOIP/Call Manager/Unity/Network equipment on the LAN/WAN
• Cisco Call Manager in a Clustered Environment with Skype for Business and Jabber.
• Cisco Unity in a Redundant Unified Exchange Messaging Environment
• Determined appropriateness of hardware/software changes and/or modifications related to VOIP on Cisco routers, switches, and call
• Test and Turn Up trunks, PRIs and network links in Cisco Router/Voice Gateways
• Worked with Cisco Hunt Groups in Enterprise environment.
• Cisco Routing and Switching background w/QOS experience a strong plus
• Excellent Customer Service Skills working directly with end - users on customer premise
• Ability to work directly with Executive Levels and Upper Management on customer sites.
• Worked wit SRST and DRS in a Cisco VOIP environment.
• Flexible and can change priorities and tasks at customer request
• Applied security configurations and patches to VOIP infrastructure.

Confidential

Sr. VOIP/Network Engineer

• Worked on Cisco UCS system and worked on XO Backbone Network & Inventory systems support as well as security compliances.
• Solid experience of TACINT knowledge and Understanding of Cisco Unified Communications applications (Call Manager, Unity, IPCC Express), Lan/Wan
• Understanding of Voice over IP technologies and protocols (H.323, MGCP, SIP, SCCP, RTP, etc.)
• Experience with configuration, management and troubleshooting of Cisco Telepresence and VC endpoints
• Knowledge of Cisco VC infrastructure such as VCS-C / VCS-E (and clustering), Prime Collaboration Assurance and TMS
• Utilized Citrix 7.6 VMware 6.5 View Agent, Vmware Tools, Vmware Horizon and Composer to provide VDI connectivity.

Confidential

VOIP Engineer

• Provided site review and upgraded all phones from Avaya to Cisco.
• PRI’s, SIP, lease lines, MPLS, 1FBs, and DIDs worked on Cisco 3800 and 7600.
• Advanced knowledge as well as hands on experience with networking hardware including Cisco routers, switches, VmWare, firewalls, VPN, application acceleration SIP, H323 and MGCP voice signaling , PSTN, PRI, SRS and management platforms.
• Worked with installing Cinna Next Gen , IOS, PRI’s, SIP, Blue Coat Appliances, lease lines, MPLS, 1FBs, and DIDs and troubleshooting Cisco, UCCE/UCCX, Nortel and Avaya phones as well as PolyCom phone conferencing equipment.
• Upgraded all Cisco telephony equipment and integrated it to the network.
• Voice technologies (Legacy PBX, Cisco, MS Lync)
• Configured QoS, SIP, H.323, RTP, SCCP, Session Border Controllers, Voice Gateways.

Confidential

Sr. Systems Engineer

• Installed and configured Avaya 6.0, UCCE/UCCX, Windows 2008/2012, Citrix XenApp, Microsoft Exchange 2013, Netscaler, Web Interface, VMWare, and SAN.
• Utilize VDI technologies such as UniDesk configuration and maintenance.
• Working on Microsoft AD, SCOM, SCCM, VmWare, PolyCom, Windows 2012 R2 and 2008 R2.
• Working with PowerShell, Office365 and working knowledge of HP/Dell servers.

Confidential

VOIP/Sr. Systems Engineer

• Experience with Cisco Call Manager 10 performing migrations of sites from one cluster to another. Worked on all manner of Cisco Switches, Telepresence(TP) fire walls, routers, dial plan implementations and XO & Verizon Backbone Network & Inventory systems support and CSS and digit manipulation.
• Ability to conduct research to identify and solve issues on VoIP products such as dial peers, SIP and Cisco phones. Created/reviewed technical documents, drawings. Worked on MGCP, H323 ,PSTN, PRI, SRS and SIP.
• Worked with TACACS and Radius servers, configuration of Cisco IOS, and troubleshot issues on network within CMIS ticketing system. Also worked with UCCE/UCCX Cisco Unified Call Center Express. Cisco UCS and PolyCom
• Utilized Voice circuits (IP or TDM), Cisco Telepresence, QoS, NAT, and PAT

Confidential

Sr. Consultant

• Designing, configuring and troubleshooting QoS, SIP, H323, RTP, SCCP
• Voice Gateways, Voice Circuits, Cisco Telepresence
• Worked with SBC’s, digit manipulation and NAT/PAT.
• Experience with Cisco Call Manager CUCM and working call tickets.

Confidential

IT Consultant

• Experience with Cisco Call Manager 10 performing migrations of sites from one cluster to another. Worked on all manner of Cisco Switches, Telepresence(TP) fire walls, and routers. Experience with smart phones and tablets, Apple IOS and Android.
• Ability to conduct research to identify and solve issues on VoIP products such as dial peers, SIP and Cisco phones. Created/reviewed technical documents, drawings. Worked on MGCP, H323 and SIP.
• Worked with TACACS and Radius servers, configuration of Cisco IOS, and troubleshot issues on network within CMIS ticketing system. Also worked with UCCE/UCCX ) Cisco Unified Call Center Express.

Confidential

Senior System Administrator

• Mitigated network issues and instituted network security.
• Installed, configured, and deployed Citrix XenApp products; provided technical solutions with Windows 2003/2008 platforms, Citrix 3x/4x/XenApp administration and expertise, troubleshot, mitigated and resolved complex or escalated hardware and software problems on Citrix and supporting systems.
• Worked with Citrix Access/Security Gateway, AppSense, Citrix Web Interface, EdgeSite, Citrix licensing and also maintained Netbackup and EMC SAN technologies and HP OpenView; performed VMWare 3.5/4.0 implementations.

Confidential

Senior System Administrator

• Troubleshot issues with Win2000/2003, backups, Dell Servers, HP Servers, Exchange 2003, Citrix Metaframe 4.0, SQL2005, HP Insight Manager, clustering, IIS, routers and switches.
• Worked on compliance and auditing Issues including Dell Servers, AD, Group Policies, etc.; performed tasks on over 5000 servers; worked with other groups to ensure compliance of all servers.

Confidential

Senior System Network Administrator

• Performed admin tasks including Citrix Presentation (Server 4.5), VB Scripting, VMWare, Veritas CommVault, Win2003/2000, WinXP, Dell Open Manage, Dell/HP Servers, Active Directory, MOM 2005, System Center 2000.
• Exchange 2003, SQL, IIS, clustering provided SAN(NetAPP) support; utilized Microsoft Project Manager to prioritize MOM Projects and other projects; configured Cisco routers to connect network.