SUMMARY

Work Experience
Confidential, Consultant March 2010- August 2010
Worked with an off-shore software development team to create device drivers for a PON (Passive Optical Network) SOC (System on a Chip) ASIC (Application Specific Integrated Circuit) written in C and using embedded Linux. The device driver complied with the CTC (China Telecom Corp) 2.1 EPON (Ethernet Passive Optical Network) interface.

Confidential, Consultant August 2008- January 2010
Developed a Java based DOCSIS Proxy Controller (DPC) for the Alloptic FTTH (Fiber to the Home)/EPON (Ethernet Passive Optical Network) system that would enable the Alloptic Edge 10 EPON system to be provisioned via DOCSIS and PacketCable provisioning systems. Integrated the DOCSIS proxy with the Cisco CNR DOCSIS provisioning server and the Incognito Fast Flow DOCSIS and PacketCable DHCP and TFTP provisioning servers. Developed CMTS (Cable Modem Termination System) and CM (Cable Modem) SNMP MIBS for the DPC. Integrated the DOCSIS Provisioning Server with the Alloptic EPON OLT and PMC-Sierra and Broadcom/Teknovus based ONUs using 802.3 Ethernet in the First Mile (EFM) OAM messages.

Confidential,Architecture Mgr May 2007 – November 2007
Confidential,Architecture Engineering Manager August 2006-May 2007
Confidential,Consultant-SIP SME January 2006 - August 2006
Managed a team responsible for the definition of new products, services, and strategies in Charter Communications (the nations 4th largest cable (MSO) company) telephony network. The Charter Telephony network grew from a little over 100,000 subscribers to over 850,000 during my tenure at Charter. The group was responsible for evaluation of new services, technologies, and strategies such as SIP lines, SIP LD, and VoIP peering using SIP and ENUM. Participated in the FCE (Flatten, Consolidate, and Extend) conversion of Charter’s customer care network of 3,000+ customer care agents from TDM PBXs to VoIP PBXs. The group was also responsible for both Cedarpoint Safari C3 and Nortel CS2K switch launches and new services rollout. Performed a voicemail migration from a PRI-ISDN based Prosodie voicemail server to the SIP based hosted VoIP Logica/Acision voicemail service for the entire Charter network. Evaluated Acme Packets and Nextone SIP Session Border Controllers (SBCs), Voicemail Servers, Juniper ISG-2000 Firewalls, Application Layer Gateways (ALGs) and devised SIP trunking architecture and rollout plan. Charter representative at CableLabs/Packetcable meetings.

Confidential,Product Manager January 2004 – June 2005
Product Manager for the Broadband Access Switch (BAS) SIP & MGCP based VoIP DSLAM designed to deliver voice, IP video, and up to 26 Mbps Data over ADSL2+, Call Control Manager (CCM) SIP server, and Network Media Exchange (NMX) VoIP SIP based Media Gateway (SS7-ISUP & PRI-ISDN) product lines. Gathered customer requirements in Marketing Requirement Documents (MRDs), worked with Engineering and QA to release products and software, developed product road maps, created product data sheets, wrote white papers, responded to RFPs/RFIs, and gave industry and customer presentations.

Confidential,Principal Engineer September 2001 – January 2003
Visiting Engineer: CableLabs
Principal Engineer for a Voice over IP, Voice over DSL, Voice over ATM Class 5/Class 4 tandem softswitch/trunking gateway. Call Management Server (CMS)/ Media Gateway (MG)
Visiting Engineer at CableLabs, Call Management Server (CMS-Call Agent) Task Force. Liaison between Convergent Networks and CableLabs. Contributed to the CableLabs CMSS (SIP) specification. NCS (MGCP), DOCSIS 1.1 D-QOS, IP Security, Event Messages (EMs), TGCP, CMSS (SIP). Responsible for writing software for the class 5 GR-303 LDS Switch Interface, Class 4 type 102/108-testline software.

Confidential,Product Manager November 2000 – June 2001
BLC 2200 Voice over IP Broadband Loop Carrier (DLC/DSLAM/Media Gateway)
Product Manager for the BLC 2200, a 2048 line Fiber Optic Gigabit Ethernet Broadband Loop Carrier.
Co-wrote the Marketing Requirements Document (MRD) for the BLC 2200 defining the concept, vision, and applications for the BLC 2200 (DLC application, DSLAM application, Media Gateway application, and configurations). In the MRD we also defined the reliability, redundancy, capacity, environmental, telephony, data communications, and Gigabit Ethernet customer requirements.
Wrote the MRDs for the GR-303 interface, TR-08 interface, DS3/OC-3 ATM interface, T1 TR-08/GR-303/Frame Relay interface, and the Network Management MRD specifying a TL1/CORBA interface. Wrote white papers on the history of the local loop and the evolution of Digital Loop Carriers (DLCs). Responded to RFPs from Qwest. Gave customer presentations to Qwest and independent carriers. Was the Telcordia Network Management OSMINE interface.

Confidential, November 1998 – November 2000
TB200 GR-303/V5.2 Voice over IP Gateway
Architect and Technical Lead for the V5.2 Switch Interface, developed V5.2-NCS over DOCSIS Interworking architecture. Developed the Alarm Management and Reporting Software, Voice Gateway Signaling Software, Custom Voice over IP/UDP stack, RFC2684/RFC1483 IP over ATM interface.

Confidential,Senior Systems Engineer September 1996 – October 1998
UMC-1000 TR-08/GR-303/V5.2 Digital Loop Carrier for Independent and International Telephone Companies
Designed the System Architecture for the V5.2 Interface. Wrote the Engineering Requirements Document (ERDs) for the V5.2 interface, GR-303 Interface, Timing Interfaces, and Testing Interfaces for AFC’s UMC-1000 DLC.

Confidential,Senior Software Engineer December 1994 – August 1996
BAS-2000 TR-08/GR-303/V5.2 Switched Digital Video Telephony/Video Gateway
Designed the software in C for the DS1 SF/ESF interface. Designed the Timeslot Interchanger Software. Designed the TR-08/GR-303 Interface software. Ported the Q.2931 SVC software stack.

Confidential,Software Engineer IV May 1991 – August 1994
Litespan-2000 - TR-08/GR-303 SONET Based Digital Loop Carrier
Architected the software architecture for Release 6.0 ONU-96 (96 line Fiber in the Loop DLC), Lead Engineer for Release 5.0 Copper Fed Litespan with TR-08 Protection Switching. Designed software for the Alarm and Performance Monitoring for the SONET (GR-253) OC-3 interface, software for the Electronic Business System (EBS) (P-phone) linecards, and software for the asynchronous DS1/T1 interface for the Litespan-2000 DLC.

Confidential, August 1989 – April 1991
SLC Series 5 – TR-08/GR-303 Digital Loop Carrier
Designed the software in C for the GR-303 Interface, TR-08 Interface, PGTC interface, LAPD

Education
M.S. – Electrical and Computer Engineering
B.S.E. - Electrical Engineering