Resume 13

SUMMARY:

• Network Engineer/Administrator with eight years of experience in design and support of large scale multi-vendor Local and Wide Area networks.

• Experienced in Windows 2000, NT4.0, 95/98 and UNIX Solaris, BSD systems installation, administration, upgrade, and performance tuning.

• Expert in TCP/IP, specifically relating to IP addressing, routing, VPN, and VoIP.

• Expert knowledge of planning, installation and upgrade of switched multi-layer LANs.

• Extensive hands-on experience with Cisco routers and Catalyst switches, as well as network equipment from Nortel Bay , Motorola, Ascend Lucent, Avaya , Kentrox, Cabletron, RAD, Asante.

• Superior troubleshooting skills. Expert in protocol analysis using NA Sniffer, Ethereal, as well as testing equipment, such as BERT testers, cable scanners, and Flukes.

• Excellent communication skills; works well individually and as part of a team.

• Skilled in network documentation and presentation using MS Visio and PowerPoint.

SOFTWARE/HARDWARE:

• Operating Systems: MS Windows 2000, NT 4.0, 95/98, FreeBSD v.4.4, Sun Solaris 1.x, 2.x, Cisco IOS CLI ans CatOS.

• Applications: MS Exchange 5.5, MS Proxy 2.0, MS RAS, sendmail, bind, Apache, Squid.

• Network Security: ACL, PIX firewalls, NAT, PPTP, VPN, IPSec PKI, IDS.

• Network Management and documentation: Sniffer Pro v.2.5, MRTG v.2.9.12, CiscoWorks 2000, HP Openview, Cabletron Spectrum, Visio 2000, Powerpoint.

• LAN Technologies: Fast Ethernet, Gigabit Ethernet. VTP, VLAN, Trunks ISL, 802.1Q , STP, EtherChannel, HSRP, multi-layer switching.

• WAN Technologies: Frame Relay, ISDN, T-1/T-3, dial-up, HDLC, PPP, GRE Tunnels, VoIP.

• Network Hardware: Cisco routers 7500, 7100, 3600 and below, RSM, MSFC. Cisco Catalysts 6500, 5500, 4000 and below. PIX firewalls 515, 520. LocalDirector 430. Xyplex terminal servers. Hubs: 3Com, Cabletron. Broadband and dial-up modems, CSU/DSUs. Ascend Lucent, Avaya Pipeline and MAX, Motorola 6500, Kentrox AAC-3, Nortel Passport.

• Routing protocols: BGP, OSPF, EIGRP, RIP. IP addressing, VLSM. IGMP, CGMP, PIM.

• Network Protocols: DHCP, WINS, DNS, SMTP, SNMP, RMON, HTTP, FTP, Telnet, SSH, TACACS+, RADIUS.

EXPERIENCE:

Environment: Windows 2000, NT4.0, Apple MacOs 9.0-10.0, FreeBSD UNIX 4.4. MMF Gigabit Ethernet, 100Base-T Ethernet, EtherChannel, VLAN, VTP, ISL, dot1q, 802.11b wireless. Cisco Catalyst, 2948, 2924. Asante 6524 switches. TCP/IP, NetBIOS, DNS, DHCP, WINS. BNI H.323 Windows-based videoconference software/hardware. NA Sniffer Pro and Ethereal protocol analyzers.

• Installing, configuring, and fine-tuning Windows 2000, NT4.0 servers/workstations and Cisco Catalyst switches in complex data and real-time video multi-protocol environment.
• Installing and troubleshooting videoconferencing hardware/software.
• Using protocol analyzer resoving complex networking issues, such as connectivity, security, quality of service, DHCP, WINS resolution, and real-time traffic proiritization.
• Miscellaneous: user support, domain administration, printer support.

Clients: Quinto Inc., New York, NY

Environment: MMF Gigabit Ethernet, 100Base-T Ethernet, EtherChannel, VLAN, VTP, ISL, dot1q, MLS. T-3, T-1, Frame Relay, HDLC, PPP. TCP/IP, BGP, OSPF, EIGRP, SNMP, HSRP, DHCP, DNS, TFTP. Cisco Catalyst 2926, 2948, 2924. 3Com 3300. Cisco routers: 7120, 3640, 2621. PIX firewall 515, 520. LocalDirector 430. Xyplex 2600 terminal server. ADC Kentrox CSU/DSU. OpenBSD UNIX v.2.9, Windows 2000, NT4.0. IPSec PKI. GRE Tunnels. NA Sniffer Pro 2.5, MRTG SNMP Monitor, Visio 2000.

• Conducted major redesign, audit and fine tuning of client s 100+ nodes TCP/IP network consisting of 3 sites connected via VPN IPSec GRE tunnels and multi homed to 6 ISPs.
• Completely documented the network, including physical and logical organization, IP addressing scheme, access policies, routing policies, VLANs, and IPSec PKI VPNs.
• Using dynamic routing protocols OSPF, EIGRP as well as policy routing and HSRP, implemented total router, VPN tunnel and firewall redundancy of all sites, as well as load balancing between multiple ISP links.
• Using BGP-4 attribute manipulation and route filtering created update and advertisement policies to ensure effective routing and high availability.
• Using MRTG v.2.9.12 and SNMP MIBs created a Web tool to monitor network equipment operational parameters such as link utilization, interface error rate, memory and buffer capacity, CPU load, and BGP table size.
• Educated client s MIS team on how to manage and modify the network by conducting classes, seminars, and hands-on labs.
• Troubleshooted Frame Relay, HDLC and PPP links over T-1 and T-3, as well as CSU/DSUs and line cards.
• Corrected sub optimal routing setting and other configuration errors in routers, switches, firewalls and load balancers , DNS and DHCP setup on Windows 2000, NT, and UNIX machines.
• Worked collaboratively with ISPs to optimize route update and advertisement settings.

Environment: MMF Gigabit Ethernet, 100Base-TX Fast Ethernet, EtherChannel, VLAN, VTP, ISL, dot1q. T-1, Frame Relay, ISDN BRI, VPN PPTP, IPSec , Cisco VoIP FXS, FXO . TCP/IP, OSPF, RIP, EIGRP, DHCP, WINS, DNS, TFTP, SMTP, SNMP. Cisco Catalyst 4003, 3524. Cisco routers: 3640, 1750. Ascend Pipeline 130. Hubs: 3Com, Netgear, Cabletron. PC-compatibles: Dell, HP, and clones. MS Windows 2000, NT 4.0, MS Windows 98, FreeBSD UNIX 3.3. MS Exchange 5.5, MS Proxy 2.0, MS RAS dial-up and PPTP VPN , Cisco IPSec. GRE Tunnels. CiscoWorks 2000, Visio 2000.

• Designed and set up switched Ethernet 150+ node LAN using Cisco Catalysts 4003 and 3524 with Gigabit Ethernet fiber optic backbone.
• Configured VLANs, trunks, EtherChannel and inter-VLAN routing.
• Planned and installed Frame Relay WAN links to the branch offices.
• Using Cisco VIC-2FXS and FXO voice modules set up VoIP via FR links reducing company s long-distance expenses by 4 .
• Configured RTP header compression, IP precedence and RTP priority queuing allowing the concurrent use of the link for data and voice traffic.
• Redesigned the site s firewall architecture adding ACL and NAT as an additional layer of security in front of MS Proxy 2.0 firewall.
• Set up PPTP VPN using MS Windows NT RAS for the remote users.
• Configured secure tunnel between company s branch networks using Cisco IPSec VPN.
• Worked with junior team members helping conducting systems backup/restores, hardware and software upgrades, and inventories. Coordinated with local exchange carriers, data link providers, cable installers, and peripheral vendors.

Environment: 100Base-TX Ethernet, Frame-Relay, ISDN PRI, BRI, E-1, ATM OC-3, HDLC, PPP. Async and broadband modems. TCP/IP, OSPF, RIP, EIGRP, BGP, DHCP, WINS, DNS, SMTP, NNTP, TFTP, FTP, SNMP/RMON, TACACS+, RADIUS. Cisco Catalysts 6509, 5500 with RSM and MSFC. Cisco routers 7513, 4000, 3600. Hubs: 3Com, Cabletron. PIX 515 firewall, Local Director 430, CiscoProbe. LS-1010, ADC Kentrox AAC-3, IDNX-Micro, Ascend MAX 4000, Motorola 6500. PC-compatibles, Sun Ultra 5, 10, 450. FreeBSD 2.x, Sun Solaris 2.x, Windows NT 4.0, Windows 95. HP Openview, Cabletron Spectrum, MRTG, Visio. Microtek Pentascanner, Dolch protocol analyzer.

• Designed and managed company s 200+ node 100BASE-T Switched Ethernet LAN.
• Designed and managed 1500+ node WAN. Installed and configured Cisco routers and switches.
• Designed routing policies using RIP, EGRP and OSPF, as well as ISP peering using BGP4.
• Trained junior technical staff to install PC software, peripherals, and hardware.
• Planned and installed Windows NT 4.0, Sun Solaris 2.5 and FreeBSD 2.2 servers and workstations. Performed Sun/PC hardware diagnostics and upgrade.
• Performed network monitoring/diagnostics using HP OpenView, Cabletron Spectrum, Dolch.
• Managed company s DNS, DHCP and mail servers SMTP, POP3, IMAP .

Installed, supported and oversaw 3 generations of network upgrades over a 5 year period - from Artisoft LANtastic to Novell IPX to mixed IPX/IP multi-OS environment. Developed and implemented multi-platform Intranet network environment. Hands-on leader of team delivering technical services. Final "buck stops here" problem resolution ownership of complex or irresolvable issues regardless of technology, vendor, or customer. 1993 to 1997

Environment: 10Base-2, 10Base-5, 10Base-T Ethernet, X.25, leased lines, and async dial-up. Async and broadband modems. Cisco routers series 2500. Accton, SMC, and 3Com hubs. Motorola 6500. Novell 3.1x, OS/2 v.2.11-3.0, SunOS 4.1.x, 386BSD v.1.0, FreeBSD v.1.x. MS-DOS v.3.30-6.22, MS Windows 3.1, MS Windows 95. HP Openview, Visio. HDLC, SLIP, PPP, IPX/SPX, TCP/IP, RIP, OSPF, DHCP, DNS, SMTP, NNTP, FTP, SNMP, and TACACS.

Hardware developer 1990 to 1992
One of three hardware developers responsible for designing, developing and incorporating various measurement and control equipment for scientific experimentation purposes, based on Intel 8048/8051 microcontrollers, PDP/11 and IBM PC computers. Electronics design, embedded programming using C and various platform-specific assemblers.

Mainframe engineer, system programmer 1982 to 1990
Initial placement in Information Technology. IBM 360/370 mainframes maintenance and support. Programming in Assembler-360/370, JCL, PL/1, Pascal-360 on administrative and technical applications.

Education:

Master of Science in Computer Science, Moscow Institute of Radio Technology, Electronics and Automation, Moscow, Russia, 1991

Certifications:

Cisco Certified Network Professional CCNP - March 2001
Cisco Certified Network Associate CCNA - November 2000