Engineer Software

Chi Chu

Senior Network Architect

******@*******.*** Vienna, VA

Infrastructure architect, innovator, and thought leader with 30+ years of solid industry experience in global network architecture and security, technology vision and trends, private & public cloud design & implementation, data center design & virtualization, 3GPP mobile backhaul, voice over IP, C/UNIX development, and building network foundations to enable next-gen technology solutions for innovative startups as well as Fortune 500 companies

OneWeb 2017 – 2020

Senior Network Architect

Served as the hands-on lead architect for the design & deployment of a global WAN to support the OneWeb LEO (Low Earth Orbit) satellite constellation, traveling to the Arctic for onsite test & integration

Author of Network RFP soliciting global carriers for Telecom transport services (Carrier Ethernet, DWDM, SONET); played critical role in subsequent vendor selection process

Worked with multiple vendors to drive the global MPLS network design, educating the vendors on OneWeb technical & business model, steering the WAN architecture to align with the overall company ecosystem in terms of performance, costs, and scalability

Built network security infrastructure for employee & vendor VPN access, Internet DMZ, and peering with public cloud platforms (AWS, Azure)

Spearheaded application architecture & network integration between on-prem and cloud applications via AWS Direct Connect and Azure ExpressRoute

Created and maintained a unified public & private IP addressing & allocation scheme for the entire company using IPAM tool

Provided troubleshoot assistance & technical guidance to Operations Team on major network issues and incidents

Protocols: MPLS/MP-BGP/LDP, IS-IS, OSPF, BFD, VRRP, MC-LAG, Multicast/PIM, NTP, IPSec, TLS, IPv4/IPv6

Platforms: Nokia 7750/7705/7210, Cisco Nexus 9K, Stateful Firewalls, VMware ESXi, OpenVPN, UNIX/Linux Health First 2016 – 2017

Senior Consultant

Provided technical expertise to the Florida healthcare provider with 4 major hospitals and 50+ local clinics

Performance evaluation of a virtualized system/NFV built on VCE Vblock with Cisco UCS/Nexus for compute/networking, VMware for virtualization, EMC for storage

EMR application data flow analysis and troubleshoot for inter-VM traffic using tools such as Wireshark, NetScout InfiniStream, and Solarwinds, across geo-redundant datacenters over Metro Ethernet circuits ThruPoint (Acuative) 1999 – 2016

Principal Consultant/Network Architect

Served as trusted adviser and network architect to multiple Fortune 500 companies Sprint (2011 to 2016)

Provided 3GPP RAN backhaul expertise to Sprint for the deployment of 4G LTE cellular services

Design of various LTE backhaul architectures comprised of network elements in Cell Sites, MSCs and Data Centers, including eNodeBs, Pico devices, IP Aggregators, S/PGW, MME

In-depth test & analysis of QoS, traffic shaping/policing, latency/jitter, redundancy/failover, Y.1731/Ethernet OAM, using tools such as IPerf/JPerf, Ixia, Spirent TestCenter, QScope, and impairment tool (Anue)

Protocols: GTP, BGP, OSPF, IS-IS, MPLS, BFD, MC-LAG/LACP, IPSec, NTP, PTP, TWAMP, IPv4/IPv6

Platforms: Cisco ASR901/920/9010, CRS-1/CRS-3, GSR12K, TACACS, Cisco Prime Verizon Wireless (2008 to 2011)

Served as Subject Matter Expert to Verizon for mobile service migration from 3G/CDMA to 4G LTE

Advanced Services support for legacy EvDO and voice/TDM networks comprised of various routers, BTS, RNC/UNC, PDSN, and the initial launch of 4G LTE

Protocols: MPLS, BGP, OSPF, MR-APS/PGP, MLPPP, BFD, VRRP, SIP, RTP

Platforms: Cisco CRS-1, ASR9010, ASR1002, MWR2941, C6500, C10K, GSR12K, AAA/RADIUS Comcast (2005 to 2008)

Deployed Class 5 voice switches for Comcast in multiple residential markets – efforts ranged from initial site buildout to market launch

Key contributor in winning RFP for PSTN design that required call routing and trunk sizing for all traffic types including local, long distance, 800, 911, directory assistance, operator services, and SS7 signaling, based on subscriber growth forecast and information from the LERG

For multiple Comcast markets, designed and configured BTS 10200 soft-switches, MGX Gateways, ITPs (IP Transfer Points), and a host of other devices such as MTA, CMTS, Tellabs DACS, and JDSU Centest equipment for complete Central Office turn-up

SS7 deployment between ITP & carrier STP for the DOCSIS-based PacketCable phone system, troubleshooting 800, LNP, CNAM and other SS7 related service issues, utilizing INET, Agilent, and JDSU protocol analyzers for ISUP/TCAP messaging

Extensive CO acceptance testing included basic digit dialing, vertical service code (VSC), system redundancy, SS7 signaling, SIGTRAN/SCTP, SIP/MGCP, voicemail, 3-way calling, and lawful intercept

(CALEA)

Morgan Stanley (2003 to 2005)

Provided post-911 engineering solutions to Morgan Stanley whose WTC office & datacenter had been scattered to multiple disparate locations in NYC due to the 911 catastrophe

Solutions included office consolidation, market data infrastructure migration, and data center internetworking

Designed/re-designed connections to financial exchanges and trading partners such as CBOE, ISE, DTCC, NYFIX, SIAC

Routinely presented new projects and initiatives to management committees for project overview, cost analysis, and contractual/regulatory issues

Dow Chemical (2002 to 2003)

Upgraded Dow Chemical’s global network to next-gen data infrastructure for delivering enhanced digital services such as VoIP and video conferencing

Served on the Engineering Review Board for Dow’s global enterprise network, evaluating designs/blueprints custom-tailored to specific Dow campuses

Traveled to a number of Dow international sites (Hong Kong, Shanghai, Ningbo) as the technical lead for network deployment & migration

American Express (2000 to 2002)

Lead the deployment of a new global WAN backbone for American Express

ATM/Frame Relay WAN deployment of the American Express NGGN (Next Generation Global Network) which consisted of 60+ nodes in major AmEx data centers around the world, interconnected via SONET OC3, T3/E3, T1/E1. Efforts included WAN design, Cisco StrataCom IGX/BPX installation, configuration, network integration, and customer training

100% travel for 2 years to plan/coordinate/deploy/migrate all AmEx production services to the new network backbone. Migrated services included IP, SNA, voice, TDM, and other legacy applications US Web/CKS 1997 – 1999

Network Architect

Tech startup with over 40 offices throughout North America during the Dot-com Era

Spearheaded an IP Telephony project in system architecture, design, and pilot testing

Worked in China for the WAN design & implementation of the China Financial Network (CFN)

LAN/WAN migration for the Credit Suisse/First Boston merger, integrating two dissimilar enterprise networks into a single operating environment

Interactive Imaginations 1996 – 1997

Director of Operations

NYC Internet startup using prize-based Java games to drive banner and full-page web advertising

Responsible for the configuration, management, and operational integrity of a production data center serving large World Wide Web sites

Researched various Internet related technologies such as web application security, IP clustering, and network infrastructure

Hosted as beta site for Cisco Local Director which allowed increased Internet traffic by way of distributed web server architecture

Sprint International 1995 – 1995

Senior Network Engineer

Served as the technical liaison between US and Asia Pacific Region for the nascent Internet business

Designed turnkey ISP solutions for international MPTs (Ministries of Post & Telecom) and early overseas Internet companies

Part of a small core team to deliver first public Internet access to China

Installed & configured various Internet services such as DNS, WWW, electronic mail, HP OpenView, as well as Cisco routers and modem-dialup terminal servers Thomson Financial Services 1994 – 1995

Senior Software Engineer (CDA Investment Technologies) Developed Wall Street online financial application for accessing SEC insider transactions

Lead developer for a three-tier client-server software system to access insider transaction filings

Wrote multi-threaded multi-tasking C++ software engine using Oracle Pro*C, TCP/IP, and X.25 on HPUX and SCO UNIX platforms

Integrated the developed application with ILX platform in use at financial brokerage firms on Wall Street EON Corporation (TV Answer) 1992 – 1994

Software Engineer

TV Answer was a pioneer in the fledgling interactive television business, predating commercial Internet

Key contributor to a satellite-based wireless interactive TV system

Designed & implemented a distributed message queue system using TCP/IP and System V/IPC in C/UNIX on HP workstations and a fault-tolerant, multi-processor Sequoia 400 series machine

Developed an ordering system to provide connectivity to commercial service providers for online transaction processing, using Sybase/SQL (Open Client) and multiple WAN protocols SAIC 1988 – 1992

Engineer

Worked as a civilian contractor for DoD on defense satellite communications and Internet protocol research

As an active member of the Internet Engineering Task Force (IETF), researched various TCP/IP and OSI protocol initiatives funded by Defense Communications Agency (DCA)

Provided technical support to the National Institute of Standards and Technology (NIST) for TCP/IP protocol compliance (NVLAP)

Developed secure satellite conference system for Air Force Command Control using DSCS satellites and earth terminals at military bases. Developed control software for data & voice, including coding for voice terminals (STU-III, ANDVT), encryption devices (KG-84), and satellite modems (USC/28) Avtec Systems, Inc. 1986 – 1988

Member of Technical Staff

Developed DSP algorithms for the Naval Research Laboratory

Created real-time digital signal processing algorithms for satellite payloads

Performed extensive mathematical analyses, design and realization of various DSP filters, and RF signal modeling & simulation

EDUCATION

University of Pennsylvania

BSEE, 1986

Magna Cum Laude

CITIZENSHIP

United States

FOREIGN LANGUAGE

Fluent in Mandarin

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