SUMMARY:

• 15 years experience designing, implementing, supporting and troubleshooting Cisco - based networks. 9 years as a CCIE in senior consulting and engineering roles. 4 years running my own VoIP and managed services businesses, 10 years in VoIP.
• Core networking competence with Cisco switches, routers, firewalls (ASA, PIX, FWSM, FW/IOS)
• Heavy emphasis on VoIP technologies such as Cisco Unified Communications products (Unified Call Manager, Unity, Unity connection, IPCC, UCCX, Softphones) as well as open-source SIP applications such as Asterisk, SIP-X and SER.
• WAN design & implementation experience - MPLS, BGP, IPsec VPN’s, plus legacy ATM, ISDN, and Frame-Relay networks
• Wireless - 802.11a/b/g/n wireless network deployment, Wireless Controllers (LWAPP, CAPWAP)
• Hands-on experience deploying open-source security penetration testers such as Nessus, Backtrack, Metasploit, and others, as well as IDS/IPS systems such as Cisco 42XX series, Snort, OSSEC, Tipping Point
• Strong Systems Administration skills - Microsoft, Netware, and Linux (RedHat, CentOS, Debian, Ubuntu)
• Excellent presentation, communication, and technical documentation skills.

PROFESSIONAL EXPERIENCE:

Confidential, Costa Mesa, California

Senior Network Architect

Responsibilities:

• Provided senior-level network infrastructure consulting services (Routing & Switching, Firewalls, Security, Wireless, etc). This included design, implementation, network performance assessments, documentation, troubleshooting and support.
• Provided senior-level VoIP consulting services for Insight customers, including design, implementation, and troubleshooting Cisco UCM components. This includes UCM, Unity, Unity Connection, UCCX (formerly IPCC), transcoders, conferencing, gateways, recording systems, operator consoles, and other complementary applications.

Confidential, Irvine, California

Network Manager

Responsibilities:

• Managed and maintained an Internet gaming company’s service delivery infrastructure, spanning multiple data centers in Irvine, plus offices in India & Turkey via a global VPN. Included high-speed network design & implementation, security policy enforcement, DDoS mitigation and active hacker counter-measures.
• Managed multiple Cisco 6500 routers w/integrated firewall modules, Foundry load-balancers, Layer 7 Web App Firewall appliances from NetContinuum, Brocade/Foundry and Citrix
• Consolidated two data centers into one, for cost savings and high-density server virtualization using HP blade server chassis
• Conducted active penetration testing using Nessus, Backtrack, Metasploit and other tools.
• Implemented multiple Intrusion Detection Systems and Solarwinds Orion network monitoring and alerting
• Co-founded a small telecommunications business providing VoIP-based Least Cost Routing call termination services, and managed Voice, Data and Security services to UK businesses
• Designed and deployed a SIP/H.323 softswitch based on the open source Asterisk IP-PBX. Wrote custom extensions to link it to a self-service web interface offering pre-paid and post-paid voice termination.
• Deployed an MPLS-based private network and the SIP/H323 backend supporting systems using Asterisk and Cisco hardware.

Confidential

Owner & Director

Responsibilities:

• Founded and operated a UK-based ITSP (Internet Telephony Service Provider) providing internet-based Least-Cost Routing and other VoIP services to mid-size UK businesses.
• Built custom extensions to an Asterisk-based SIP switch

Confidential

Senior Network Architect

Responsibilities:

• Provided design and implementation consulting services during a multi-site company-wide WAN conversion from an ATM VPN-based Intranet to a QoS-enabled MPLS WAN supporting multiple classes of service for voice and data.
• Provided design and implementation consulting services for the re-design of an IP Telephony system. Assisted with the deployment of complementary applications such as call recording, live VoIP monitoring, IP Softphones, virtual operators, VoIP integration with Microsoft Outlook, XML integration with IP phones.
• Developed comprehensive network & IP Telephony documentation
• Installed and configured a Network Monitoring System, including CiscoWorks 2000, Cisco ACS, IP Telephony Environment Monitor, Email/SMS alerting, SNMP statistics & management, SolarWinds/Orion performance monitoring, syslog, and configuration file management.
• Installed & configured multiple Cisco IDS systems and CiscoSecure CSA agents.
• Formulated disaster recovery policies, equipment and configurations.
• Assisted with network security audit and penetration testing

Confidential

Senior Network Design Architect

Responsibilities:

• Provided Enterprise-level network design consulting services for Confidential, a Cisco Gold Partner.
• Provided technical pre-sales support in the form of network designs and customer presentations.
• Provided senior-level installation & support services during the implementation of large-scale Cisco-based LAN, WAN and IP Telephony networks for the company's customers.
• Designed, installed and supported Cisco IP Telephony systems for large multi-site customers with 1500+ users. Implemented complementary applications such as Unity Unified Messaging, ACD Call Centers using Arc and IPCC, VoIP Call Recording & CDR Billing applications.
• Headed company’s drive into Cisco’s AVVID program and Gold Reseller, including development of demo facilities, internal, and lab facilities.
• Implemented converged IP networks supporting simultaneous Voice, Video & Data using advanced QoS techniques such as LLQ, DiffServ, RSVP and cRTP.
• Designed and built demo facilities highlighting the above technologies. Created a choreographed and standardized presentation environment for customers.

Confidential, Irvine, California

WAN Design Consultant

Responsibilities:

• Provided LAN & WAN design consultation and project management for Western Digital’s global network.
• Designed & managed the implementation of a global ATM network linking sites in Singapore, Malaysia, and North America. Converged legacy voice, video and data services onto a single ATM network using Cisco IGX WAN switches. Implemented redundancy, load sharing, and QoS features tailored to their needs.
• Responsibilities included network & RFP design, vendor selection & management, ROI, and capital cost analysis, project management.
• Provided on-site network support to Confidential . Responsibilities included general network support & troubleshooting, DHCP/DNS maintenance, IP address allocation and subnet planning, firewall maintenance, VPN design & implementation, global WAN expansion & support.

Confidential, Boston

Network Design Consultant

Responsibilities:

• Designed and managed the installation of a fully redundant, high-availability switched network supporting 1100+ nodes across 7 floors and a 200-position investment trading floor. Responsibilities included network design, documentation, budgeting, RFP publication, vendor selection, project management, installation supervision and final testing & commissioning.
• Designed a CAT-5 structured cabling system to support LAN, PBX, Dealer Phone, Market Data, Audio & Video and ISDN services to all desktops. Responsibilities included design evaluation, vendor selection, project management, vendor supervision, testing & documentation.
• In conjunction with project architects and electrical & mechanical consultants, designed the information technology data center, housing all network equipment, 120+ file and application servers, 84 equipment cabinets, PBX switch, and the structured cabling MDF. Designed specifications for electrical, cabling, and equipment cabinet requirements. Designed data center interior layout.

Confidential

Senior Network Consultant, Asia-Pacific Global Accounts

Responsibilities:

• Directly handled all pre-sales engineering functions for Southeast-Asia Global Accounts. Personally designed new customer networks, re-designs, and upgrades. Performed technical, business, and director-level presentations. Advised customers on design topology, cabling infrastructure, protocol isolation, and router topology.
• Provided immediate emergency technical field support across Asia-Pacific. Performed customer traffic, protocol and application analysis. Assisted with phased implementation designs. Provided project management for enterprise-level network implementations.
• Reported directly to Managing Director, Cabletron Asia-Pacific

Confidential, Newport Beach, California

Systems Engineer

Responsibilities:

• Provided pre-sales and post-sales support for the Pacific Southwest region. Created network designs, customer presentations, implementation plans. Provide on-site service and support, traffic & protocol analysis, hardware installation, and .

Confidential, Los Angeles, California

Field Service Engineer & Supervisor

Responsibilities:

• Installed and supported computer-based cost recovery systems, including hardware, software and periphery devices. Provided integration with customer networks. Provided end-user to customers.
• Supervised field service technicians. Acted as liaison between branch & corporate office. Coordinated & planned new installations. Developed standards of performance & installation procedures. Responsible for new employee interviews & .