Technical Consultant Resume

SUMMARY

A dedicated hard - working engineer to contribute 27 years of experiences in Unified Communication and IT Industry

PROFESSIONAL EXPERIENCE

Confidential

Technical Consultant

Responsibilities:

Pre-deployment network analysis and optimization consultation: QoS, VMware, Cisco UC Infrastructures, call routing, ISP Direct Connect, etc.
BlueJeans clients, rooms and event setup and configuration
Deploy SSO with multiple venders, ADFS SAML, Azure, Okta, Oracle SSO
Post-deployment technical training
Proactively alerting, documentation (Salesforce) and reporting with MS and AWS SQL scripting
Real-time troubleshooting voice/video quality issues: SIP signaling, WebRTC, ICE, Turn, RTP, load testing
Provide award winning technical support and dedicated communication with existing customers

Confidential

System Engineer

Responsibilities:

Architect for complex inter-enterprise VOIP audio/video integration for cost savings
Across multi-countries dial plan and CUSP failover designs
SIP normalization to work with different vendors
Design High-Availability edge network and failover scenarios
Provide solutions to alert and troubleshoot low quality voice/video calls
Packet decode and analysis for VOIP protocols including RTP, SIP and H323
Cisco Voice CUBE/CUSP/CUCM/UC implementation
Managing Cisco UCS B series and VMware cluster in data centers
Co-developer for meta-directory component for Cisco Unify Communication Manager (CUCM) v4.x

Confidential

IT Network Engineer

Responsibilities:

12 branch offices network capacity planning and reorganization (Cisco router/switch upgrade, NOS implementation and client support training)
MS SMS 2.0 rollout over 2000 Windows NT nodes
MS SQL scripting and automation
MS Active Directory and Exchange 2000/5.5 Administration
Meta-directory synchronization among CCmail, LDAP and NT directories for over 300,000 users across the world
Netscape Mission Control implementation; Netscape LDAP and Portal Server deployment
Novell to NT4/2000 migration for 2000 nodes