Responsibilities:• Translate and align robust and advanced network architecture and solutions with business objectives• Lead enterprise architecture and design for Data Network, VoIP, Radio and Telecom functions• Prepare, justify and manage IT Infrastructure Operations CAPEX and OPEX budgets• Constantly evaluate external technology landscape and provide recommendations • Ensure IT adherence to market direction and industry best practices• Liaise with vendors and select… Show more Responsibilities:• Translate and align robust and advanced network architecture and solutions with business objectives• Lead enterprise architecture and design for Data Network, VoIP, Radio and Telecom functions• Prepare, justify and manage IT Infrastructure Operations CAPEX and OPEX budgets• Constantly evaluate external technology landscape and provide recommendations • Ensure IT adherence to market direction and industry best practices• Liaise with vendors and select technologies to further enable business goals.• Provide subject matter expertise in defining technical direction and network architecture, while monitoring all network-related vendor activities and proposals against technology and architecture standards Show less

• Worked in the dual role of Enterprise Architect and IT Network Ops Manager (16 direct reports)• Identified and implemented OPEX reduction and CAPEX avoidance opportunities through positive Business Cases driving the adoption of optimal IT technologies• Ensured full business alignment of IT initiatives through five-year enterprise technology evolution roadmaps.• Deployed, from the ground up, a brand new, 100% virtualized Datacenter (Nexus 7000/5500/FEX)• Increased datacenter… Show more • Worked in the dual role of Enterprise Architect and IT Network Ops Manager (16 direct reports)• Identified and implemented OPEX reduction and CAPEX avoidance opportunities through positive Business Cases driving the adoption of optimal IT technologies• Ensured full business alignment of IT initiatives through five-year enterprise technology evolution roadmaps.• Deployed, from the ground up, a brand new, 100% virtualized Datacenter (Nexus 7000/5500/FEX)• Increased datacenter capacity, availability and performance through the introduction of private IaaS server virtualization model built around Cisco UCS B-series/MS Hyper-V 2008 R2 technology.• Created the architecture of a robust Cisco IP Telephony solution, performed the migration of the 900+ user (6 sites) legacy Ericsson MD110 PBX environment within the span of six months. • Seccessfully designed and deployed country-wide unified IP/MPLS network (Cisco ASR9K) to support business payloads of mobile operator (mobile backhaul for 3000+ sites) and L2/L3 VPN customers.• Designed and deployed outdoor public Wi-Fi network spanning 7 national parks and 20 shopping malls (Cisco 5500 WLC / 1500 series AP)• Designed and deployed dual fabric storage area network with FCIP extension to disaster recovery site (Cisco MDS 9500/92xx / HP 3Par / HP XP12000 / HP EVA8K)• Deployed and operated mobile packet core Internet facing / GRX peering routers (Cisco ASR9K). Implemented Carrier Grade NAT (Cisco ASR9K/VSM). • Built a top-notch operations team responsible for in-house implementation of critical projects:> Implementation of VDI infrastructure based on VMWare Horizon> Migration from proprietary TDM/Dialogic board based Mira IVR to Cisco UCCX> Virtualization of Cisco IP Telephony/Call Center environment (CUCM/VMware/UCS)> Live migration of 700+ physical servers to virtualized environment (VMWare/UCS)> Platform migration from HP BladeSystem to Cisco Unified Communications Systems (UCS) Show less

• Deployed thin client solution based on Citrix for 150+ Front Office customer relations agents• Successfully migrated 100+ in-house developed applications from Cisco CSS to F5 load balancers• Engaged in troubleshooting and problem resolution of elusive network difficulties protocol analyzers and other network analysis tools. • Deployed campus wireless LAN infrastructure in HQ and 16 remote locations (Cisco WISM / 200+ Cisco 1200,1300 series AP/ Cisco ACS) • Successfully… Show more • Deployed thin client solution based on Citrix for 150+ Front Office customer relations agents• Successfully migrated 100+ in-house developed applications from Cisco CSS to F5 load balancers• Engaged in troubleshooting and problem resolution of elusive network difficulties protocol analyzers and other network analysis tools. • Deployed campus wireless LAN infrastructure in HQ and 16 remote locations (Cisco WISM / 200+ Cisco 1200,1300 series AP/ Cisco ACS) • Successfully deployed corporate anti-spam solution based on Cisco IronPort• Supervised deployment of security platforms protecting perimeter and internal corporate resources (Cisco ASA 5500/FWSM) • Designed and implemented robust campus LAN infrastructure (Catalyst 6500 VSS/4900/3750)• Collaborated in deployment of coutry-wide ISP network for 30,000+ DSL ports (Cisco 7600/Catalyst 6500/Cisco ASA 5500/Zyxel DSLAM) Show less

• Engineered IP LAN/WAN (Cisco 4507R/3745) communications segments of 6 regional offices, each being a highly-available campus with 50+ end devices.• Designed and deployed remote access VPN solution (Cisco VPN 3000 concentrator/Cisco ACS/LDAP) with customly written audit subsystem.• Performed periodical vulnerability assessments and created remediation plans of services an applications running on 100+ UNIX servers. • Engineered an internal PABX network interconnecting 6 locations… Show more • Engineered IP LAN/WAN (Cisco 4507R/3745) communications segments of 6 regional offices, each being a highly-available campus with 50+ end devices.• Designed and deployed remote access VPN solution (Cisco VPN 3000 concentrator/Cisco ACS/LDAP) with customly written audit subsystem.• Performed periodical vulnerability assessments and created remediation plans of services an applications running on 100+ UNIX servers. • Engineered an internal PABX network interconnecting 6 locations with 300+ phones (Ericsson MD110) Show less

• Deployed core and branch segments of the largest countrywide educational/scientific infrastructure (Cisco switches,routers,access servers), uniting all major universities of the country in a single, reliable, Internet-enabled intercity backbone.• Maintained operations of miscellaneous ISP services (web,mail,dns,proxy) running on FreeBSD & Solaris platforms.• Developed custom billing system based on TACACS+/MySQL• Provided engineering support for Microsoft NT based network (200+… Show more • Deployed core and branch segments of the largest countrywide educational/scientific infrastructure (Cisco switches,routers,access servers), uniting all major universities of the country in a single, reliable, Internet-enabled intercity backbone.• Maintained operations of miscellaneous ISP services (web,mail,dns,proxy) running on FreeBSD & Solaris platforms.• Developed custom billing system based on TACACS+/MySQL• Provided engineering support for Microsoft NT based network (200+ users) Show less