Steve Joo Email & Phone Number

Washington, Dc, Us

Herndon, Virginia, Us

Operate and innovate DoJ EOIR networks on-premises and in the cloud.• Architect, design, implement and operate real time network performance monitoring system. • Manage geographical redundancy cloud storage for Disaster recovery.• Implement hybrid architecture for on premise and Azure cloud.• Design and implement cloud service routers (CSRs) in Azure.• Plan, design and install F5 Global Traffic Manager (GTM) DNS and load balancing within the cloud and on-premise data centers.• Architect, engineer and test complex IP video delivery system utilizing cloud based Content delivery Networks (CDN).• Optimize multicast configurations, firewall policies and tunneling between AWS cloud and on-premise environments.• Engineered portable mobile video teleconferencing (VTC) solution to support border port of entry sites using LTE networks.• Designed and implemented production and guest wireless over 110 geographically dispersed sites and data centers.• Installed, configured and provided O&M services for Cisco Prime Infrastructure, Cisco Identity engine (ISE). Cisco Connected Mobile Experience (CMX), Nexus 7k/5k, Catalyst 3850/4500/9300/9400/9600 to include quality of service (QoS), class of service (CoS), Multicast, assess-list (ACL),virtual local area networks (VLANs), virtual routing and forwarding (VRF), etc.• Generated Police map and Class map for voice gateway and Video control server• Designed IPv4/ IPvv6 dual-stacked environment for enterprise to include address plan, routing, VLAN, DHCP, DNS, Active Directory (AD) replication and security, increasing internet protocol address space and network transport efficiency, improving network edge security.

Richardson, Tx, Us

Creating and marketing new network power and battery solutions for the government and defense sectors.

Richardson, Tx, Us

Client: - Samsung Telecommunications America, Herndon VA • Lead Performance Assurance 3G&4G Core & analysis OM Tool team of Samsung Telecom America• Developed, designed and operated of the Big data analysis system for OM tool. ( oracle DB, Spotfire)• Analyzed and solved the issues from RAN to core networks• Provided reports and analysis for performance issue troubleshooting • Network Capacity & Utilization Analysis for new business opportunity with Sprint• Network planning of frequency and preamble of pico RAS for IBM research center Enterprise solution trial • End-to-end validation of the functionality of the WiMAX Femto network including core network• Designed the Wi-Fi &Femto network include IPSec NAT-T VPN to pass through the residential NAT router for Comcast trial

• Manage the development project : Smart Wired/Wireless LAN Control Switches (L3 switch)• Analysis and Troubleshooting of Network Issues for SBB Japan• Support O&M network with SoftBank NOC in Japan• Plan and manage the BMT of Large ISP (Korea Telecom, Hanaro Telecom, SoftBankBroadband, Belgacom)

Master Of Science - Ms, Cybersecurity Management

Bachelor Of Engineering (Be), Electrical And Electronics Engineering