EXPERIENCE SUMMARY:

• Cisco Unified Communications Manager (CUCM), Cisco Unity Connection (CUC), Cisco Unified Communications Manager Express, Cisco Unity Express (CUCME), Cisco Auto Attendant, SIP Integration with GSM gateway, zone - based firewall, layer two and layer three security, call schedule and toll fraud prevention, VPN tunneling and SIP Integration with HQ CUCM cluster.
• IPTV and CCTV project; Cisco Catalyst 6500 switches, VSS mode Cisco 3900 switches, Cisco ASA 5505, Cisco Aironet Access points, Cisco 5500 wireless controllers, IPTV system, Axis IP surveillance cameras system, Cisco Unified Communications Manager CUCM 8.x ., Cisco Unity 8.x, integrating with PSTN, QoS, Multicasting, TDM PBX integration with Cisco CM, VLANs, Spanning Tree, DNS, DHCP, VLAN, STP, VTP, OSPF, call authorization, call restriction, PSTN inbound, and outbound calls, call coverage, call features, CUCM bulk loading.
• Catalyst 6500 VSS mode, voice QoS, OSPF, STP, VLAN, Cisco LMS Server, MS Active Directory, MS Exchange 2008, EMS storage, Axis IP surveillance integration, third-party LAN and WAN integration with Cisco LAN, Integration with CUCM and Unity, PSTN access through E1 links.
• PSTN integration, dial plan, digit manipulation, and WAN networks, integration with existing Cisco Unified Communications Manager, integration with third-party TDM PBX.
• VG224, VG248, VoIP QoS, call policy and call authorization, centralized PSTN gateway, migration from old TDM exchanges, integration with existing VoIP and TDM PBXs.
• Tandberg Video Conferencing, VSAT satellite connectivity, Cisco routers.
• Catalyst 3900, CUCM 7.x, Cisco Unity Connection 7.x, Cisco ASA 5505, MS Exchange 2008, MS active directory 2008, EMC storage
• MS application, Comtech, VSAT and EMC storage
• CUCM release 7,x. MS Exchange Server 2008, MS ISA, MS Active Directory 2008, Cisco ASA 5505, SAN storage and backup, two VSAT systems.
• Cisco UC and TDM telecommunications - Cisco Call Manager Release 7.x Cisco Unity 7.x, Cisco VG224 gateways, Cisco ONS DWDM transmission system, Stratex microwave transmission system.
• Ericsson Next Generation Network, Ericsson soft switches, regional cores, Marconi MSAN, access nodes, Marconi OMS, STM/E1 transmission systems, multimedia capable NGN.
• Video conferencing, Cisco LAN, 4500 core switches, 2900 access switches, Cisco 7200 routers, CUCM release 6.x., MS ISA, Juniper firewall, Juniper VPN, Cisco VPN, Tandberg VTC system, two VSAT with Big-IP load balancer.
• Avaya PBX, FOTS, PERLE, ADIT & Delta, Cisco routers, integrating using SDH network and 4 Wire E&M.

WORK HISTORY:

Confidential, Tampa, FL

Cisco HCS design, planning and advanced technical support

Responsibilities:

• High-level and low-level design, documentation, planning, testing, and certification.
• Pre-sale, working with sales and products teams to address new customer’s requirements and market needs, provide technical support during pre-sale and evaluate technical risks and own the technical design.
• Helping and participating in the high-level business solution design.
• Takes the responsibility and ownership of the technical solution requirements, technical solution design, testing, certification and deployment plan.
• Decide if the requirements need a customized design, or if a new release or feature of Cisco HCS needs Lab testing and detailed technical documentation before production deployment and customer offering.
• Overview and follow-up the detailed Lab testing and ensure the technical design aligns with actual customer requirements and evaluate technical and business risks.
• Evaluate new releases, services and features in Cisco HCS, plan and design the solution to be tested and deployed in Confidential &T Cisco HCS.
• Subject matter expertise in Cisco HCS, Unified Communications, and Collaboration, advanced technical support and design for customer’s requirements that include Cisco HCS, UCaaS, CUCDM (VOSS).
• Design, plan and certify standard and non-standard Cisco HCS deployments and services, with standard dial plan and custom dial plan.
• Cisco Unified Communications Domain Manager CUCDM 8.1, CUCDM 11.5, CUCDM (VOSS) bulk provisioning, CUCDM API, CUCDM (VOSS) API integration, automation, python coding for CUCDM(VOSS) v 11.5 REST-API automation.
• CUCDM (VOSS) migration and alternative provisioning software and tools.
• Cisco HCS geo-redundancy and backup.
• Cisco HCS architecture, Multi-tenancy environment, VMware, Cisco HCS service fulfillment, Billing, Cisco HCS licensing, Cisco HCS security.
• Cisco Hosted Collaboration Solution (HCS), sizing, upgrade, and customer services optimization.
• Cisco HCS SIP Integration with third-party applications, and legacy TDM and UC applications in premise with Cloud hosted UC applications
• New features evaluating and release planning for CUCM, CUC, and Cisco HCS.
• Capacity planning for Cisco HCS data center and CUCDM (VOSS) solution, infrastructure, storage, UCS, and VMware sizing. Network infrastructure VRF, VLAN, routing protocols, firewall, and storage.
• CUCDM design in a multi-node cluster in high availability and disaster recovery, capacity planning for CUCDM.
• Cisco HCS customer onboarding, bulk provisioning, GUI API, third-party API integration.
• Cisco WebEx Teams and Meetings solutions.
• Cisco HCS end to end network integration and solution deployment.