SUMMARY
• Over 5 years of experience in Network and System Administration, Network
Security implementation, Network design/architecture and Internet
applications/technology. Multiple projects implementations, support and
co-ordination, VOIP setup and implementation, firewall IPS, IDS, VPN and remote
access technology.
• In-depth knowledge of network monitoring soft wares like Concord e-Health 5.0
and Packet Sniffers like Ethereal.
• Strong experience on Cisco Routers and Switches, as well as TCP/IP, Network
Topologies including protocols: IP, RIPv1&v2, OSPF, IGRP, EIGRP, BGP, FDDI, ATM,
VPN, SNMP, Frame Relay, ISDN and Ethernet.
• Experience with Network design & implementation of Enterprise Networks using
Cisco Routers, Catalyst Switches, Layer 3 Switches, PIX Firewalls and IIS
Proventia A201 series IDS and site protector etc.
• Working with AAA server like RADIUS and TACACS+.
• Working with wireless technology 802.11b.
• Good working knowledge in manage Content services modules (CSM) in Cisco L3
6506.
• Good working knowledge in configuring VLANS, VTP Domains, LAN Switching and
STP.
• In-depth knowledge of WAN technologies including E3, E1, T1, 56K, ISDN, HDLC,
Point-to-Point, Frame Relay and MPLS.
• Hands on experience with designing, implementing and managing a Windows NT
4.0/2000/2003 LAN infrastructure including IIS 5.0/6.0.
• Hands on experience with installing and managing IT services such as Active
Directory, Site replication, Multi Domain forests architecture, DNS, WINS, DHCP,
and Terminal Services.
• Experience on integrating voice, Video and data networks as well as VoIP.
• A self-starter with the ability to quickly recognize and resolve technical
issues under pressure and ability to work in a team oriented and fast-paced
environment.
SKILLS:
Protocols: UDP, TCP/IP, FTP, SMTP, RIP, OSPF, BGP, DHCP,
DNS, VPN, IDS
Telecommunication: CDMA, FDMA, TDMA, WLAN, WCDMA, HSPA, WiFi, Wmax, LTE
Hard Ware: Computer Architecture, Microprocessor 8085 -8086,
Microcontroller 8051
Languages: C, C++, and VB
Web Technology: HTML, ASP.NET, VB.NET
Database Systems: SQL, Oracle
Application Software: MATLAB, Adobe Photoshop, TINA.
Operating Systems: Windows 95/98/2000/ME/XP, Linux, UNIX
EDUCATION:
• Bachelor in Science – Electronics & Communication.
• Master in Science- Electronics & Communication.
PROJECTS & PAPERS:
An entrepreneur wants to compare various technologies for a mix of
applications to maximize the revenues. 25% VoIP, 35% Web Browsing, 15% file
transfers, 5% video conferencing, 20% Video on Demand. The user is at home or at
a fixed location 50% of the time and is mobile the rest of the time.
The choices of technologies are:
802.11 WiFi , 802.16 WiMAX, 3GPP UMTS/WCDMA, 3GPP
HSPA, 3GPP LTE
Some of the key attributes for user traffic are defined to be:
• Quality of Service (QoS)
a. Bandwidth, b. Latency, c. Jitter, d. Bit Error Rate (BER)
• Security
• Window of availability of Technology
Analysis of O-CDMA security against eavesdropping
• Investigation of security Issues in O-CDMA
• Studied security through concealment against upstream DPSK Eavesdropping
Cracking the WEP key using Linux
• Observed different access points, their location, properties and encryption
type using Linux tools
• Sniffed a wireless network Access Point (AP) and collect significant amount of
IVs
• Successfully recovered WEP key and able to access that AP
A Secure Email Communication
• Studied issues related to security of Email transfer
• Studied different types of protocols to secure email communication like
Certified, PGP, S/MIME, PEM
Studies Centralized Trust Management vs. Decentralized Architecture.
EXPERIENCE:
Network/DeskTop Support, Chicago IL (03/2008 to present)
IIT Online
• Daily develop online lectures through Topaz, Accordant or Mainstream.
• Daily posting and checking of online courses.
• Interact with students and professors to get feedback from them and to make
system better.
• Daily maintaining production sheets and report.
• SECURITY & IntraLAN Management: VPN tunneling setup for FTP access and remote
access, configure hardware Firewall / Gateway for intrusion protection, packet
filtering, NAT, Web protection policies, Installation of PIX 535 firewall and
IDS.
• Configure VPN for other remote office.
Network Engineer Nov 2006- Dec 2007
Matrix Software Solution, India
• Configuration of 1700 series router for small office setup
• Securing the network with access lists applied on interfaces.
• Address issues like routing problems, route announcements/advertisements,
and security access issues.
• Managed and maintained DNS, DHCP protocols and Active- Directory
Infrastructure.
• Daily administration of NT server including creation/deletion of new user
accounts, print services, backups.
• Responsible for virus detection and spy ware removal.
Switch Engineer August 2005- Oct 2006
Reliance Infocomm, India
• 5ESS Lucent CDMA Switch Operation and Maintenance
• Maintenance of all modules of MSC including SM, AM, CM.
• Daily checking of fault detection at different SMs .
• Daily making report of call traffic in all MSC that includes information about
hardware and software alarms occur during daily traffic.
• Maintenance using ECP Craft shell and file management using ECP RTR shell.
• Daily taking backup of DCS.
• Solving problem of calls being lost after understanding Call Routing through
VLR and HLR
Network Engineer Jan 2005-April 2005
Focus Technology, India
• Configuration of 1700 series router for small office setup
• Configuration of Cisco 3600 series router and 2610 router with Leased line and
isdn functionality as a backup
• Securing the network with access lists applied on interfaces
• Set up static list entry for the routers
• Address issues like routing problems, route announcements/advertisements,
security and access issues
• Daily administration of NT server including creation/deletion of new user
accounts, print services, backups
• DHCP configuration for dynamic allocation of IP addresses to workstations
• Ras functionality on NT 4.0 for telecommuters
• Successfully migrated Windows NT 4.0 to Windows 2000 Active Directory
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