SUMMARY

• Over 25 years of experience with the last 10 years specializing in Cisco VoIP networks, provisioning, architecting and operating Unified Communication, UCCX and Telepresence
• Very solid background integrating Microsoft and Cisco UC and Network components several years of experience administrating Active Directory /MS Exchange, Network/PC Security, Routers, VPN, DMZ, ASA Firewalls, Disaster Recovery incidents, analyzers, Sniffers and Anti - Spam
• Experience in programming and deploying financial systems
• Experience in Project Management, as a Project Lead and Network Management
• Excellent problem solving, planning and organizational skills

TECHNICAL SKILLS

• CUCM, CUC (Unity), IM&P, IOS-XE, ISR, CME/CUE, UCCX, UCCE, CIMC
• CMS, VCS-E,VCS-C, Crestron, Polycom, TCS, TMS, CMM, Expressway, B2B, MRA, WebEx Teams, Jabber, IX/DX/SX, WebEx/Jabber/Spark
• 4331,4431, NEXUS 9k, VG224, VG204, VG301, C2961, 3952PCP, PCA, Prime infrastructure
• Bogen, InformaCast, Valcom, AIPHONE88XX, 89XX, 97XX, 95XX, 69XX,79XX
• SIP, H323, CUBE, MGCP, SCCP, ILS, RTP, Q.931, JTAPI, XMPP, CUIC, CTI
• NEXUS 9K, Cisco Firepower, Palo alto, Fortinet, Fortigate, Cisco ISE, F5
• Exchange 2000/ 2003/2007 , MS-IIS, AD, GPO, DNS, DHCP, DFS, TS, NDS, RDC, LDAP tools, MS-SQL
• WLAN,, SD-WAN, RADUIS,, VLAN, WiMax, WiFi,802.16, 802.11, AMPS, GSM, CDMA, CDMA 2000, MPLS, VPLS, BGP, EIGRP, OSPF, RIPv2
• ESX5.x, vSphere 5.x, VMware, Workstation/Player, MS- Clustering, NAS/SAN, RAID, UCS, IP SLA
• Solarwinds, AAA, VPN, TLS, SSL, PGP, RTMT, PRTG, SNMP, IP SLA, Wireshark, RMON, ASA/PIX DMZ, Barracuda (anti-spam), https, digital certificates, group policies, roles, Cisco Maraki

PROFESSIONAL EXPERIENCE

Confidential

Senior Network Voice Engineer

Responsibilities:

• Worked with IMS vendors to create and update our network architecture based on their emerging technologies
• Deigned, Implemented, Administered Cisco VoIP Network and UC infrastructure for over 45 sites
• Implemented SIP auto redundancy over MPLS, LANSpan, Internet
• SIP 911 automatic addresses per DID based on IP address
• Provisioned and troubleshot the ISR 4431 B2BHA, C2921, RTP routing, PVDM, T1, SRST
• Architected, configured and set up Telepresence /Network the Voice, Video, Call recording, conference recording, over WAN, LAN and Internet
• Deployed IM&P Jabber for desktop, iPhones, Android, MRA via Expressway
• Provide Leadership and technical assistance and updates for the infrastructure for the town hall events which included CMS, CMM, TCS, TMS, Expressways, WebEx, WebEx teams and VC units
• Setup and administered VMware UCS M2, M4 appliances
• Migrated and re-architected the Cisco VoIP from PRI and FXO to SIP
• Programmed IVR and Call centers with call recording (over 15 UCCX applications)
• Automation: Designed and implemented the Automation of Cisco VoIP service provisioning via PCP and achieved: 99.99% KPI, less tickets and less people needed to do VoIP provisioning
• Migrated VoIP servers, appliances and network gear from one data center to another
• Designed, architected and implemented the re-IP ing of all the VoIP equipment
• Built VoIP Lab environment for testing: CUCM cluster Migration, Certificates updates, Jabber MRA
• Installed Subscribers, and re-architected dial-plans, MGRL, sites, and Telepresence
• Migrated the UCS-m2 and UCS-M4 to IBM pure-flex in different datacenter
• Re - IPed all the VOIP servers over 35 of them
• Integrated Cisco VoIP servers with AD/Exchange / Office 365 / Skype for Business

Confidential

Sr. Network Administrator/Consultant

Responsibilities:

• Setup Cisco VoIP for a law firm office using CME/ SRST and a call handler using BACD
• Troubleshot customers Router, connectivity issues, and installed patches and upgrades
• Set up Routers, Firewalls, SOHO wireless routers and set up wireless print servers
• Changed the DNS entries on “Go Daddy” and Network Solution websites for the customers

Confidential

Team Leader

Responsibilities:

• Implemented, as Team Leader, a project that connects 3 different call centers; CME and Asterisk
• Created SIP trunk that connects Asterisk to CME
• Programmed the IVR using BACD and created the connection to PSTN via T1 line
• Troubleshot the VOIP issues, set up Cisco IP phones, (Xlite)
• Set up and troubleshot the Linux Ubuntu 10 and Fedora 15 to act as Linux servers and installed and trouble- shot (Xlite) application, Asterisk PBX, set up firewall, and Samba
• Upgraded the IOS of the routers and Switches and installed interface cards

Confidential

Responsibilities:

• Installed WiMax base stations (redline) and connected them via Horizon Compact microwave link
• Calculated the link budget, cluster size, system capacity for full coverage, radio channels available
• Configured the VLANs, the Qos on the switches, the routing OSPF, Frame Relay point to multipoint
• Set up VPN and tunneling using GRE/IPsec, PPP, RIP v2
• Configured the ASA firewall setting up the DMZ, NAT, Access lists, and conduit policy
• Set up Windows 2008 Active Directory, DNS/ IIS, OU with different GPO
• Installed vSphere, ESX 4.1 clustered servers, SAN storage, DNS, vClient and Active Directory
• Set up Ubunto as a DNS server, installed BIND9, created zones, A records & NS records
• Set up SNMP on the switches, router & servers & used Wireshark to monitor packets and troubleshoot network problems

Confidential

Network Administrator/Consultant

Responsibilities:

• Supported clients on sites & remotely: Calling Card company, Collecting Agency, Law Office & Food Industry
• Implemented MS-clustering for MS-IIS server and set up the quorum, NAS storage
• Installed NAS (synolgy) and set up the LUN, ISCSI and RAID /mirroring for customers
• Set up Windows Enterprise Server 2003 on HP ProLiant x86 2U, Scale-up Servers
• Implemented data replications using DFS and MYSQL database replication
• Migrated Webpages from Windows 2003 to Windows 2008 web server
• Provided technical support for the company clients and troubleshot PC hardware and software
• Configured GPO and Windows servers documented the procedures and auditing
• Troubleshot MS II Server, Win2003AD, MS-Exchange 2003, Clustering and MS-Office issue

Confidential

Network Administrator

Responsibilities:

• Administered an environment of over 150 servers: A/D, Exchange 2007, MS-Clustering and VMware
• Solved Third level tech support tickets using an ITIL based system
• Administered Anti-Spam, ISA Firewall, Fax, print servers and change management
• Patched/updated clustered servers following optimized cluster failover procedures
• Used several related LDAP tools to retrieve deleted mailboxes, users and troubleshot A/D
• Built HP/Win2003 Servers and set up SCSI/Raid 5/RAID 2 following the changed management
• Monitored servers and Network: NetMon Enterprise, designed ping trackers and SNMP
• Updated documentation for the data center, server, and HVAC
• Administered: Print servers, Barracuda Spam Firewall, SAFEGAURD and optimized performance
• Used MS-SQL 2005 queries to retrieve data for the follow me print server
• Partly involved in administering the ESX, vSphere
• Troubleshoot clients’ computers remotely via SMS 2007 and other tools