SUMMARY:

• Over 5 Years of Extensive experience in Confidential
• Experienced Cisco Certified Network Engineer with System Network analysis, design, implementing capacity planning with focus on performance tuning and support of large Networks.
• Experience in Cisco Routing and Switching using 3600, 3700, 3800, 5300, 6500, 7200, Nexus 7k ASR 1000 series routers
• In-depth knowledge and experience in WAN technologies including SONET Ring, OC3, E3/T3, E1/T1, ISDN, HDLC, Point to Point, ATM, MPLS and Frame Relay.
• Strong technical knowledge of TCP/IP routing protocols like EIGRP, OSPF, RIPv2, BGP, IGP, MPLS switching protocols such as VLAN, VTP, STP, RSTP and redundancy protocols such as HSRP, VRRP
• Installation, administration, migration and support of Windows NT4.0, Windows 2000, 2003, 2008 and 2012, Win 7/ W2K Professional/Home, Windows 98, Windows XP.
• Experience in Incident Response Plans and Disaster Recovery efforts
• Experience in Cisco: Physical cabling, IP addressing, Wide Area Network configurations Frame-relay MPLS , Routing protocol configurations RIP, IGRP, EIGRP, OSPF, BGP IBGP
• Experience in building and implementing access control lists depending on the needs of industry
• Worked on Cisco PIX 500 series and ASA 5500 series Firewall providing support and configuring for NAT, PAT advanced Firewall rules implementation. IPS on ASA's with Botnet protection
• Experience in DNS, DHCP, SMTP, FTP, HTTPS and web security architecture.
• Experience in configuring and supporting VPN on Cisco VPN concentrators and 2811 routers
• Configuring and supporting TCP/IP
• Extensive hands-on experience with 802.11 a/b/g/n standards and strong technical knowledge about IPv4 and IPv6
• Hands-on experience and basic knowledge about VoIP technologies such as SIP, SIP Trunking, Cisco Call Manager, Asterisk
• Excellent documentations skills by preparing data sheets, video tutorials, video labs

TECHNICAL SKILLSET:

• Networking: TCP/IP, LAN, WAN, WLAN, Aruba ARM, Cisco Clean Air, AirMagnet, Wireshark, Wave Deploy, SDM, CNA, ASDM, CCP, Iperf, Telnet, DHCP, DNS
• Routing: RIP, RIPv2, IGRP, EIGRP, OSPF, BGP, MPLS, Route Summarization, Redistribution
• Switching: VTP, STP, RSTP, VLAN, L3 Switching
• Security: VLAN, VPN, ACL, SSL, NAT, PAT, IDS, IPS, WEP, WPA, WPA-2 Personal ,
• WPA-2 Enterprise using RADIUS
• VoIP: SIP, Cisco Call Manager Version 8.0, 8.5, 8.6 , Asterisk
• Server Platforms: Windows 2003, Windows 2008, DHCP, DNS, Active Directory
• Network Simulators: Packet Tracer, GNS3
• Databases: SQL 2005/2008, MS Access
• Application: MS Visio, MS Project, MS Office, Adobe Photoshop
• Operating Systems: Windows XP professional, Windows 7 Professional, Ubuntu, Mac, Unix.

WORK EXPERIENCE:

Confidential

Senior Network Engineer

Responsibilities:

• Monitor and troubleshoot TDM/Ethernet backhaul issues for mobile wireless routers for Sprint Network. Troubleshooting for congestion/packet drops issues on T1s.
• Analyze and troubleshoot Fiber related issues on Cisco MWR 2941, ASR901 and ASR 9K routers. Monitor backhaul performance using different management tools like Cisco ANA.
• Perform Backhaul analysis of Microwave Links, troubleshoot drive it to resolution under minimum MTTR. Work closely with Cisco for ASR901 upgrades and ASR9K module upgrades from time to time.
• Providing TD-LTE related Technical Assistance to Clearwire customers nationwide. Problem detection, log analysis, bug reporting and resolution in collaboration with engineering team.
• Providing technical support to the field engineers during migration of legacy sites for Sprint network for Sprint NV project. This includes troubleshooting for network optimization of 1X and EVDO.
• Support and troubleshooting for Verizon network extenders called Ubicells. F/W and S/W upgrades on ubicells across the nation in the maintenance window. Troubleshooting of customer's ticket regarding call drop or handoff issues on ubicells.

Confidential

Senior Network Engineer

Responsibilities:

• Design, configuration and installation of Cisco routers and catalyst switches.
• Installation and Configuration of LAN/ WAN set up for Clients
• Planning, designing of Corporate Network architecture and implementing in distributed environment with future expansion option
• Maintaining Analysis of LAN infrastructure, firewall logs, IP tables, Network usage details etc
• Configuring routers and send it to Technical Consultants for new site activations and gives online support at the time of activation
• Supporting Development team for the access to corporate network and outside world. Providing access to specific IP, Port filter and port access
• Switching related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet and
• Gigabit Ethernet channel between switches
• Experience in Cisco switches and routers: Physical cabling, IP addressing, Wide Area Network configurations Frame-relay and ATM
• Performed troubleshooting, while maintaining trouble ticket tracking, following internal/external escalation procedures and customer notifications. Configured Cisco Routers for OSPF, RIP, IGRP, RIPv2, EIGRP, Static and default route
• Worked on HSRP and GLBP for first hop redundancy and load balancing
• Installed and configured PIX 520, 525, 535 series firewalls, configured standard and extended access -lists and policy- based filters
• Configured the Cisco router as IP Firewall and for NATting
• Configured ASA 5510 appliance as a Firewall and as a VPN server
• Implemented SNMP on Cisco routes to allow for network management. Completed the installation and Configuration of CSU/DSU, T1, T3 OC3 circuits
• Troubleshoot TCP/IP problems troubleshoot connectivity issues

Confidential

Network Engineer

Responsibilities:

• Involved in designing L2VPN services and VPN-IPSEC authentication encryption system.
• Experience in designing, installing configuring of Cisco PIX, ASA FWSM Firewall service module
• Evaluated, analyzed implemented firewall policies to meet business requirements
• Experience in creating and maintaining firewall configurations, updating documentation and log analysis
• Monitored traffic and access logs in order to troubleshoot network access issues
• Provided support to internal project teams by adding firewalls, switches and routers to managed DMZs
• Experience in HSRP standby troubleshooting Experience in configuring upgrading of Cisco IOS
• Experience on designing and troubleshooting of complex BGP and OSPF routing problems
• Involved in design and implementation of Data Center Migration, worked on implementation strategies for the expansion of the MPLS VPN networks
• Cisco IOS experience on 3600/7200 class hardware in complex WAN environment and experience on Cisco OS and IOS on CAT6500 in a complex data center environment
• Experience in configuring routing protocols like EIGRP, RIP v2, OSPF BGP and Cisco ACS protocols
• Experienced in WAN environments, installing and troubleshooting data circuit problems MPLS, T1
• Worked on Layer 2 protocols such as STP, VTP, STP, RSTP, PVSTP , MST and other VLAN troubleshooting issues and configuring switches from scratch and deployment
• Involved in designing GRE tunnels for encryption of data flow from source to destination
• Implementing VoIP solutions using SIP H.323, also have sound knowledge of Avaya VoIP products
• Experience in configuring VLAN's STP Spanning tree Protocol RTSP Rapid Spanning Tree Protocol
• Experience with Project documentation tools implementing and maintaining network monitoring systems Cisco works Netinfo, Infoman Virtual Change and experience with developing network design documentation and presentations using VISIO

Confidential

Network Engineer

Responsibilities:

• Administering , managing and troubleshooting Windows 2003 Server Active Directory and their Users, OUs and GPOs Objects running in mixed mode
• Administering , monitoring and troubleshooting Oracle Database Server with BDC configured for data redundancy and maintaining zero down time for various database applications
• Managing and troubleshooting more than 1100 user accounts with different GPOs
• Software installation and patch updating using GPOs
• Remote installation and patch updating of eTrust antivirus
• Providing and monitoring secured VPN connections to the valid users and also responsible for changing or disabling unauthorized users from using VPN connection
• Maintaining MS Exchange Server 2003 with user accounts , Public folders, Storage Groups ,Groups with respective Mailboxes and Mails, keeping a backup of all .EDB and .STM files for a test system
• Planning ,monitoring and executing Documented Backup strategies for Database , Application and MS Exchange Servers for local systems
• Managing and monitoring backup storage and backup testing
• Monitoring and managing user properties of an MS Exchange Server according to user requirements
• Configuring and troubleshooting clients with MS Exchange Server using Outlook Express using POP3 and SMTP protocol, monitoring scheduled backup of .DBX files as a part of client side mailbox backup.
• Administrating configured DNS Server and managing IP address range in DHCP Server
• Maintaining and imposing various security settings on users in Proxy Server as a part of network security in accessing global network
• Monitoring and updating antivirus patches for eTrust and Norton Antivirus 2005 remotely using tools like GPOs, VNC and remote desktop leading to maintain virus free network
• Involved in installation , maintenance of web server and also involved in making modifications to the website using FTP to download and upload modified HTML code
• Active participation in Document management for all Servers ,Client ,Printers, and all other peripherals in the network including problems faced, corrective actions taken and preventive action to be taken for reoccurrence, which supported the management take proper decision for effective function of the system administration
• Expertise in troubleshooting all Server, Client, Printer, and all other peripherals in the network
• Maintaining 0 down time of all Server and Client systems in the network by having backup and rescue kit monitored , updated suitable for maintaining such down time
• Involved in dissension making by the management in purchasing different server ,Client Hardware and Software for better results
• Responsible for installation and configuration of different hardware , software purchased and maintaining all details like warranty period, Dealer contact for various troubleshooting
• Providing Training and support to the users working on different client systems
• Maintaining Inventory of Software , Hardware and Record updating on problems attended on Servers ,clients and peripherals in the network

Confidential

Wireless Network Engineer

Responsibilities:

• Designed the IP addressing scheme depending on the number of current users and scope of future growth
• Providing security through ACL, firewalls, MAC filtering and also configured PAT on the edge router
• Also responsible for documentation including preparing technical overviews of different 802.11 standards
• Gained experience on windows 2003 server platforms and configured DHCP and DNS servers
• Responsible for backing-up data using RAID servers using RAID 0, 1, 5, 6, 10 standards
• Gained knowledge about 802.11a/b/g standards, security standard such as 802.11i and QoS standard like 802.11e