PROFESSIONAL EXPERIENCE:

2005 - Present
SENIOR NETWORK/SYSTEMS ENGINEER
Confidential, Gaither Road, Rockville, Maryland, USA

Principle Duties and Responsibilities:

• Engineer, design, deploy, configure, support, test, document and troubleshoot complex LAN/WAN and VOIP networks for various engineering groups throughout the Visual Networks Engineering department..
• Liaise with multiple networking vendors such as Cisco, Juniper, Avaya, Extreme, Foundary and Nortel to test their products on the award winning Visual Network Analyzers that provide visibility of all seven layers of the OSI model, in addition to real-time analysis of application utilization.
• Project lead new Datacommunications products from concept to launch.
• Interface with the embedded, software and hardware engineers to design, implement and test new Datacommunication hardware and software that will be incorporated into the Visual Network Analyzers, which in turn will be utilized to monitor telecommunication carrier networks.
• Liaise with telecommunication carriers and organizations such as: AT&T, Verizon business, NTT, Global crossing, Level 3, British Telecom, DeutschTelecom, France Telecom, Lockheed Martin, Northrop Grumman & other Fortune 1000 enterprise business customers to aid them troubleshoot their networks utilizing Visual Network Analyzers, in addition to providing technical network design and support.
• Support teams and departments enterprise wide with technical expertise in TCP/IP, Ethernet, Cisco routers , switches and various datacommunication protocols.
• Decoding packets, analyze applications , network capacity planning and troubleshoot production problems using Visual Network Analyzers.
• Participate in design and technology reviews, strategy meetings, and brainstorming sessions.
• Write appropriate product development documentation and present for approval at the company Product Development Meetings.
• Continuous monitoring of industry trends through networking, seminars, and trade publications

Key Skills/Knowledge includes:

Experience in designing and implementing LAN/WAN networks using routing protocols such as: RIPv2, EIGRP, OSPF v2 & 3, BGP,MP-BGP (IPV6), HSRP,GRE, Spanning tree and VTP in addition to designing and implementing MPLS for Traffic Engineering, VPN (VRF), QOS and IPV6
Experience in designing and implementing VOIP networks using, Cisco (Call manager) and Avaya products , knowledge of voice protocols such as: H323, Skinny, SIP, AVAYA. Implementing codecs such as, G.711,G729a/b, G.723.1 on FXS,FXO and E&M interfaces. Management of VoIP networks using the Visual Performance management system, which displays real time MOS, PESQ, PESQ (MOS-LQO) and R-Factor (P.834) values on all calls flowing through the network in addition to jitter, packet loss and end-to-end delay.
Extensive knowledge of working with the following equipment:
Cisco routers(17xx, 26xx,28xx,36xx,37xx,38xx,72xx,75xx,76xx,GSR12000, CRS-1 IOS_XR, MGX 8220, BPX 8600), Juniper E,M &T series ( M20/M40i, T640 ), and Cisco switches(29xx,65xx, 3550 4, 3750, 6500)
Extensive knowledge of testing data and voice networks using, Spirent Abacus 5000 (Comprehensive device testing for effects on voice quality MOS, PSQM, PSQM+, PESQ, PESQ (MOS-LQO), J-MOS, R-Factor (P.834), E-Model R-Factor (G.107), Spirent AX4000 ( device fortesting, OC3-192 POS , ATM, IP, PPP, Frame Relay and GigaBit Ethernet ) , Spirent Smartbits (device for testing applications such as IPQoS, VoIP, IP Multicast, TCP/IP, IPv6, MPLS, BGP and routing ) and IXChariot (device for measuring the impact of new technologies such as VoIP, IPv6, and multicast video)
Familiar with the following network management tools: Visual Network Analyzers, Visual Performance Manager( Visual UpTime), Sniffers (Snort, Nessus), Solar Winds, NetScout, EMC2 Smarts, CiscoWorks, MRTG, HP Openview ,Fluke Optiview network analyzer and reflector.
Extensive experience of installation and maintenance of carrier-provided data communications circuits such as: DDS, DSX, T1/E1 (G.703/704), 4XT1(MLPPP) , MLFR.15, DS3/E3 framed, T3, HSSI, DS3 ,FR-ATM ( FRF.8 and FRF.5) DS3/E3,OC3 over ATM, ATM IMUX, POS, Gigabit Ethernet
Knowledge of MS-Office Suite (Word, Excel, MS Project, Visio etc.)

2000 (April) to 2005
SENIOR NETWORK ANALYST ( Satellites and WAN operations)
Confidential, International Drive, NW, Washington DC, USA.

Principle Duties and Responsibilities:

• Support of all INTELSAT\'s 26 in orbit geostationary satellites by designing and implementing mission critical, satellite and terrestrial data and voice networks which provide telemetry, tracking, and commanding data to the Satellite Control Center (SCC), Launch Control Center (LCC), International Operations Center (IOC), in addition to liaising with INTELSAT's 6 Telemetry, Tracking, Commanding and Monitoring earth stations (TTC &M)., and 50 other earth stations.
• Currently the network communications Project Leader for Commercial Launch Services (CLASS), this work entails obtaining requirements from customers (satellite manufactures and launch providers) and designing a network to support and meet their telemetry, commanding, and voice requirements, during and after spacecraft launches. Supported the following CLASS launches: Sirius FM 1, 2 and 3, GSAT 1, Echostar VI,VII,VIII, DirecTV, Telstar 18.
• Provided support for the following INTELSAT launches: INTELSAT 9 series Spacecrafts, all manufactured by Space Systems Loral: 901, 902, 903, 904, 905, 906, 907, and the most recent10-02 via International Launch services Proton launch vehicle.
• Designed and implemented the INTELSAT voice over FR network and finally migrated it onto the Cisco VOIP platform. Experience in working with ITAR controlled articles and associated compliance.

Awarded a Certificate of Achievement for my dedication and valuable contribution to the Intelsat IX Satellite Program.
Key Skills/Knowledge includes:
Detailed knowledge of terrestrial and satellite networks, utilizing LAN and WAN, protocols such as:
DDS, T1/E1, ISDN, ADSL, DS3 /E3 (Framed and ATM), SONET (OC-3, OC-12) andPOS. In addition to the following encapsulation methods, HDLC, PPP/MLPPP,Multilink Frame relay, FR to ATM, FRF.5, FRF.8, and ATM.
Extensive knowledge of the following routing protocols: OSPF, BGP, EIGRP,RIP V2 , in addition to using MPLS for traffic engineering and VPNs.
LAN protocols: Ethernet II, 802.2, 802.3, 802.5, VTP, Spanning tree, HSRP, and VLANs.
Extensive knowledge of Cisco routers and switches, these include the following series 2600, 2800, 2900XL, 3550, 3600,3700 3800,6500, 7200,7500 ,7600 and GSR 12000 in addition to Juniper M10and M20 series. I am also conversant with Clarent /NetPerformer 8000/9000 series.
Extensive knowledge of Cisco AVVID technology ( Voice over frame relay, IP and ATM) using SIP, Skinny and H323, MGCP, Megaco (H.248) ,RTP, RTCP, Cisco call manager, unity express, IP Soft phones and AVAYA VOIP.
Fully conversant with the following analog and digital Interfaces : FXS, FXO and E&M 4w/2w (type I, II and V), Voice Compression Algorithms: G.711,G729a/b,G723.1,ACELP 8K, 5.8K, 4.8K, (Comfort noise)
Proficiency with the network management tools outlined below, in addition to being able to extensively troubleshoot problems at any layer of the OSI model
HPOpenview, Ciscoworks, Visual Uptime,Sniffer( Snort, Nessus),Netscout, ACT View 3000, Solar winds and EMC2 SMARTS.
Extensive knowledge of satellite systems such as: C, Ku and Ka-Bands, satellite modems, up converters, high power amplifiers, Clarent Skyperformer, RF Communications, IF,IDR, FDMA,TDMA,DAMA,EIRP,G/T, HPA,LNAs, Bit Frame synchronizer, antennas, SSPA,TWTA and VSAT technology
1998 (May) - 2000 (April) DATACOMMUNICATIONS SPECIALIST
MCIWORLDCOM (VERZION BUSINESS) Inc.Unit 3, City Forum, 250 City Road, London EC1 2NA, UK.

Principle Duties and Responsibilities:

• Responsible for the design, test, implementation, support, & management of MCI's Frame Relay, ATM, IP and SDH networks throughout the U.K and Europe.
• Monitoring of the MCI Worldwide network for the London Network MaSupport teams and departments enterprise wide with technical expertise in TCP/IP, Ethernet, and Cisco routers and switches.Support teams and departments enterprise wide with technical expertise in TCP/IP, Ethernet, and Cisco routers and switches.nagement Center (NMC).
• Provided 24 x 7 on call support to the NMC.
• Liaised with the field engineers to install and implement new equipment and services.
• Tested and developed new solutions to meet the requirements of customers with proprietary requirements.
• Meet with customers to obtain their requirements and design network solutions to meet these needs.
• Provided direct telephone support to customers experiencing network issues.
• Liaised with the NMC centers throughout the USA to quickly resolve major network issues as they arose.
• Implemented new services, circuits and PVCs for new customers and enhanced the services of the existing customers as their bandwidth requirement grew.

Key Skills/Knowledge includes:
Design, configuration, implementation and management of FRAME RELAY, ATM, SDH and WDM/DWDM networks using: Cisco MGX/BPX switches. Cisco 2500 to 7200 routers.
Routing protocols such as: OSPF, RIP, EIGRP, BGP, TCP/IP.
Extensive knowledge of ATM class of services, CBR, ABR, UBR, in addition to Frame relay traffic shaping.
FDDI,METROVIDEO,TCP/IP,ISDN,E1,T1,DS-3, & SDH,WDM, DWDM, and I- MUX technology.

1997 (May) - 1998 (May)
NETWORK ENGINEER
Confidential. Chineham Gate, Crockford Lane, Chineham Business Park, Basingstoke, Hants, U.K.

Principle Duties and Responsibilities:

• Fault diagnosis, network monitoring, alarm monitoring, traffic monitoring, change implementation and management of major organizations which include over 40 Government departments on theGovernment Data Network (GDN)/Ministry of Defence (MoD) and " Blue chip" customers such as ICI, Zeneca, Norwich Union, ICL etc via WAN (X.25, Frame Relay, ATM, ISDN & SDH) & LAN interconnect, Bridges, Routers (Cisco), TCP/IP, Token Ring, Ethernet and FDDI, HP Open view.
• Managed the UK National Lottery (Camelot) via one of the largest two way VSAT Networks, Packet radio (Packnet) and X.25.
• Processed security clearance to deal with the ministry of defence and other government contracts.

Key Skills/Knowledge includes:
WAN:- X.25 (Telematics), Frame Relay (Telematics, Strata COM), ATM (MGX/BPX Cisco), SDH (GPT), Packet switches, modems, and muxes.
Muxes (Telematics, Cray & Case), PADS (Telematics, ACP20, 50, 70), SNA/SDLC.
ISDN (Q.931, BRI, PRI), PSTN, Kilostreams, Megastreams, VSAT.
LAN: - Ethernet II, IEEE 802.2, 802.3, 802.5, Ethernet, (Fast), Token ring, 802.1D Spanning Tree Protocol (STP)

EDUCATION AND QUALIFICATIONS:

• MSc DATA COMMUNICATION SYSTEMS
• BEng (Hons) ELECTRICAL AND ELECTRONIC ENGINEERING

Main Subjects:

• Advanced Engineering Mathematics and Physics
  Digital Systems (PL-PL Programming, digital and analogue circuit design, DSP)
• Microelectronics (Sequential logic design, VDHL modelling for synthesis,
  Field programmable gate arrays, VLSI, IC technology, Component Manufacture)
• Computer Engineering (8088, 8086 interrupt structure, DMA, Multi-programming,
  Co- processors,Pascal, C, C++)
• DATACOMMUNICATIONS (Digital modulation methods, Space based communications, Antennas design and theory, budget links.
  DIGITAL SIGNAL PROCESSING:( Digital filters)
• ENGINEERING MANAGEMENT: (Total Quality Management, Project
  Management, Organisational Behaviour)

FINAL YEAR PROJECT:

"Multi Component Gas Mixture measurement using an array of Gas Sensors and an Artificial Neural Network "(Program was written in C+).
1989 - 1991 Advanced Level: Mathematics (Pure and Applied), Physics and Chemistry

ACTIVITIES & INTERESTS:
Theoretical physics, cosmology, mathematics, general science, science fiction, chess, fishing, swimming, working out ,hiking and traveling.