SUMMARY

• Over 8+ years of diverse experience working as Network Engineer - Obtained perpetually challenging position in the field of networking, key proficiency in designing, installation, configuration and management of networking products / devices (Cisco Routers, Switches and Controllers.
• Gained extensive hands-on experience in complex WAN/LAN network as a technical resource in a multi-platform environment.

TECHNICAL SKILLS

Cisco Router/Switches: 1700s, 1800s, 2600s, 2800s, 2900s, 3500s, 3600s, 3700s,3850,4510,4500x

Cisco Firewall: ASA5510, Cisco WLC 5508

Juniper Switches: EX3300, EX 4200, EX4500

Juniper Firewalls: SRX 3400/3800/5800

LAN/WAN: TCP/IP, Ethernet, PPP, ISDN, frame relay, MPLS, L2/L3VPN, VRF, VPN, HSRP, VLSM

Routing Protocols: RIP, EIGRP, OSPF, BGP

Switching: STP, RSTP, Link aggregation, Layer 2 Security, VLANs, VTP, MLS switching

OS: Linux, Windows (All flavors), Cisco IOS, JUNOS

Virtualization: VMWare Vsphere5

Automation/Scripting Languages: Perl, C++, VTL

PROFESSIONAL EXPERIENCE

Confidential

Network Analyst

Responsibilities:

• Implemented automatic deployment of device configuration on different sites.
• Demonstrated ability to administer and recognize customers’ requirements and able find and procedure company data to hold up business decisions.
• Lead the planning, recognition, development and completion of design and changes to keep products metrics reports.
• Working with end client very closely and prioritize work without disrupting their business.
• Created User guide for the solution for customers.
• Maintained the bug list for the project.
• Organized transfer of information (TOI) sessions for the developed solution.
• Worked with Network Design team and implementation team to understand requirements to design a solution and document list of requirements.
• Designed Use cases and capture them.
• Created project prep form to have all details available before deployment.
• Developed templates on Cisco Prime Infrastructure 2.0.
• Scripted templates using Velocity template language(VTL)
• Created automated procedures to generate device configuration
• Deployed templates on Devices (Cisco 4500x/4510/3850)
• Tested template configuration on the devices.
• Worked with Implementation team for UAT.
• Troubleshoot and resolve template, Plugins & Application issues.

Confidential, CA

Network engineer

Responsibilities:

• Worked with Design team to evaluate proposed solution and designed the process flow of the solution.
• Extended the network from Cisco Catalyst 6509 switch with approx 300 ports to support connectivity for 60 additional users requiring 2 ports each in a new building using three Catalyst 3750X stackable switches with 2 10G copper ports from Cat 3750x providing connectivity to the Catalyst 6509 Core.
• Temporarily replaced the Catalyst 3750x switches with similar Catalyst 3560 switches when client conducted tests that indicated that the Cat 3750x had throughput problems.
• Created a test topology in the lab and conducted tests to conclusively prove that there were no throughput issues on the switches but that the tests were being conducted incorrectly by the client.
• Configured ASA 5510 to provide site to site VPN connectivity between two client offices.
• Working on Cisco Wireless Unified Access (BYOD) security project that would provide security, authentication and single policy enforcement for all users using Cisco’s flagship product (Identitiy Services Engine) ISE. Cisco Wireless LAN Controller 5508 and Cisco Aeronet wireless access points 1042 are being used in deployment.
• Installed and configured Windows 2008 Standard R2 edition, Windows AD 2008 and Domain Controller
• Added computers/Servers to the Confidential domain
• Managed and created users in the AD environment
• Created group policies in AD
• Worked on creating Virtual environments using VMWare vsphere 5.0
• Installed ESXi 5.0 on 5 Dell R310 servers and integrated it will Dell Compellant SAN Storage.
• Configured VMKernels and created iSCSI initiators and mapped it to the SAN Storage box
• Created Volumes on the Storage box.
• Created VMs and installed Windows 2008 Std and RHEL 6 on the VMs.

Confidential

Network Engineer

Responsibilities:

• Configured SRX 3400/3800/5800 firewalls with Route based and policy based VPN.
• Configured Site to Site IPSEC tunnels over Internet, based on encryptions like DES, 3DES, AES with MD5, AH and RSA Authentications (Secure ID Tokens).
• Extensively worked on Virtual Private Network (VPN) and TCP, IP configuration and of Session Initiation Protocol (SIP) testing in multi-node LANand WAN environment.
• Implemented L2TP, IPSec, ARP.
• Designed, constructed, documented and maintained a multi-node IP network environment includingremote WAN access via VPN utilizing juniper routers or switches. Configured VLAN‘s to enhance multi-user flexibility and test isolation.
• Generated Traffic using commands
• Created upto 15000 tunnels
• Checked connectivity between two host using IPSec tunnels while passing traffic thru the tunnel and
• Verified packet loss if any, verified if traffic is passing smoothly simultaneously
• Verified if tunnels are working or not and SAs are same or not.
• Configured factory default Juniper devices
• Configured ip addresses, gateways, routes, Security Association
• Attended Functional Spec Reviews.
• Simulated customer topology in Lab environment for customer use case validation.
• Worked closely with software development group in resolving software bug fixes and verification.
• Chaired weekly inter-departmental review meeting to decide on status and resolution of software and hardware issues affecting timely release of product.

Confidential, Santa Clara CA

Network/System ADMIN

Responsibilities:

• Provide support for static/dynamic routing, IOS Upgrade, password recovery, device crash, RMA
• Troubleshooting VLAN, Inter-VLAN Routing and other technologies on Cisco switches (L2/L3)
• Using debugging tools and lab simulations to analyze problems and identify solutions
• Researched existing and emerging technologies
• Configuring and troubleshooting on Cisco switches 3550 and 3750
• Configured Cisco 2600, 2800 and 3600 series routers with various routing protocols like OSPF, EIGRP, RIP
• Configured Cisco Catalyst 3500 series for implementing VLANs, Vlan trunking as dot1q and isl and aid in intervlan routing.
• Troubleshooting Layer1, Layer2 and Vlan configuration issues.
• Troubleshooting basic connectivity with routers and switches and configuring as per the test requirements.
• Configured 2851 Router, with DHCP Server
• NAT, PAT Translations
• Configured Call Manager Express to Register VOIP phones
• Configured Wireless Access Points at the Customer Site
• Configured and implemented site to site VPN Tunneling using Cisco 871 and 2800 series routers.
• Configured the DHCP server in the Router to obtain a pool of addresses.
• Uploaded new IOS image on to the 2851 router so that it recognize the FXS port.
• Used TFTP server to upload the IOS image to the router
• Worked with Cisco TAC while troubleshooting issues while making Analog and VOIP phones.
• Installed / configured / maintained Windows 2008 Server
• Supported day-to-day issues in Windows 2003 and Windows 2008 environment

Confidential

Network ENGINEER

Responsibilities:

• Proactively monitoring the Network Infrastructure of the clients'
• Identify recurring problems, alarm correlations and appropriate response actions for future automation.
• Responsible for implementation and configuration of routers & switches
• Troubleshooting network problems and coordinating with vendors for installation of routers and switches
• Implementation and troubleshooting of, 802.1Q Trunks and VLANs
• Configured traffic filters using Access-list and Frame-relay network
• Ensure thorough network documentation, backup configurations and network diagrams
• Sets up and tests TFTP server for configuration archives and IOS upgrades.

Confidential

Network Administrator

Responsibilities:

• Network Administrator responsible for the full Planning, designing, installation and administration of the Corporate WAN (wide area network).
• Configuration, Management, Troubleshooting of Network devices (Routers, Switches, Firewalls, Servers, DSL Modems etc.). Maintained the Telecommunication Connectivity using DSL and T1 Lines.
• Worked on Routers Cisco 2620, Cisco 3750, and Cisco 2950 Switches & Link sys wireless access points.
• Maintained complex LAN/WAN networks with several VLANS and provided support for routing protocols. OSPF, RIP, IGRP, RIPv2, EIGRP, Static and default route
• Managed IP addressing and implemented IP Access Lists
• Configured and troubleshoot VLAN, VTP, STP, RSTP and Trunks
• Monitored the network with Cisco Works 2000
• Provide support and implementation planning for disaster recovery
• Documented the design, implementation and troubleshooting procedures.
• Extensive support on Windows NT/2000/XP/W2K3, MS-SQL Database Server, IIS5.0, Active Directory, Network monitoring & performance tuning
• Installation & administration of NT4.0, IIS web server, Ms Exchange5.5.
• Installed and configured MS Windows 2003 Servers. (Win32Bit & 64 Bit)