Engineer Network

PROFESSIONAL SUMMARY:

*+ years of professional experience in Network engineering, performing Network analysis, design, Implementing, capacity planning with focus on performance tuning and support of large Networks.

Experience in Cisco Routing, Switching and Security with strong Cisco hardware/software experiences with high end Routers: Cisco 2600, 2800, 3600, 7200, Series; Catalyst Switches: 4500, 6500, 7600

Experience in installing, configuring, and troubleshooting of Cisco Routers (7600, 7200, 3800, 3600, 2800, 2600, Nexus 2K, 5K and 7K )

Experience in set up, configuration and management of Cisco PIX, ASA.

Experience in Layer 3 Routing protocol configurations: RIP, EIGRP, OSPF, BGP, & MPLS.

Experience in Layer 2 Routing protocol configurations: ATM/FRAME RELAY, IP services such as QoS and VPN technologies: IPSec & SSL.

Experience working in environment involving Cisco network devices

Implemented MPLS/VPN services for various customers.

Experience in configuring VLANs, STP, VTP, PVST and 802.x authentication in access layer switches.

Strong knowledge of Gateway Redundancy Protocols. HSRP, VRRP, and GLBP

Experience with different Network Management Tools and Sniffers like SNMP, and Cisco works to support 24 x 7 Network Operation Center.

Worked extensively in Designing, Implementing & Managing LAN, WLAN & WAN solutions for different client setups. In-depth knowledge and experience in WAN technologies including T1, T3, ISDN, HDLC, Point to Point, ATM & Frame Relay.

Experience in Physical cabling, IP addressing & sub netting with VLSM using QIP configuring and supporting TCP/IP, DNS, SONET installing and configuring proxies.

Ability to Install, Manage & Troubleshoot Large Networks & Systems Administration on Windows & Linux platforms in Development, Staging, Lab & Production Environments.

Knowledge of information security control measures, evaluated vulnerabilities, determine probabilities and assess its impact to breach of security and initiate activities to resolve any issues or risks.

Firewall technologies include general configuration, risk analysis, security policy, rules creation and Cisco ASA

Strong Experience in using various tools for management, analyzing, and troubleshooting, monitoring & process automation in Lab &Production environment.

Highly valuable Project Management and Operations Planning skills.

EDUCATIONAL DETAILS:

Bachelor in Engineering from PES INSTITUTE OF TECHNOLOGY.

TECHNICAL SKILLS:

Networks

Frame Relay, LAN, WAN, VLAN.

Protocols

EIGRP, RIP, PPP, 802.1Q, STP, SNMP, OSPF, HSRP, VRRP, GLBP, TCP/IP, UDP, telnet, FTP, BGP, IGMPv1 & IGMPv2,MPLS.

WAN

Cisco Routers (1700 to 4000 series variants), Cisco switches (1900 to 3500)

LAN

Cisco switches from (1900 to 3500) Cisco PIX 525, Cisco Routers 2600, 2500, 1921/k9, 2921/k9,3750,800

Network Tools

Ixia, Ping, Traceroute, NSlookup, Speedtest, Subnet Calculator, Wireshark, teraterm, HyperTerminal, putty, telnet, Netcool, Sevone, Cisco Configuration Professional, Cisco ASDM for ASA, Cisco Secure ACS,IBM NetCool, SevOne.

Network Services

Site to Site VPN, SSL VPN, Any connect VPN,SNMP, Radius, TACACS, DHCP

Operating Systems

Windows 7,XP/2000, Mac OS, Linux, Windows Server 2008,Windows Server 2003

Technologies

Cisco Routers (1921, 3750, 2500, 2600, 4000) & Switches (1900, 2900, 4000), OSPF, RIP, VLAN, VPN, IPSEC, Ether channel (LACP, PAGP), NAT, Access-lists and Active Directory.

Programming Languages

TCL, Python, C, C++, CISCO CLI (IOS,IOS-XR,NX-OS), Juno OS.

PROFESSIONAL EXPERIENCE:

Client: Cisco, Boxborough, MA Feb 2015 – Till Date

Network Engineer

Responsibilities:

Having strong Knowledge with Cisco 1921/k9, 3750, 1800 series routers & 2950, 2960 series switches, ASA Firewall 5505.

Strong understanding of Juniper MX series routers& Cisco routers.

Strong knowledge with Cisco Nexus OS & Cisco IOS.

Strong experience with UNIX/LINUX

Configured OSPF, BGP, STP, Ether-Channel, HSRP, IP, VLAN for Cisco routers & Switches.

Strong Experience with Racking/Stacking Routers & Cabling.

Did LAN Migration for all the devices includes Computer, Ipads.

Monitoring and troubleshooting Network environment, UNIX based operating systems and proprietary software.

Strong Knowledge of L2 & L3 protocols in Networking.

Communication with internal groups to report or resolve network relation issues.

ISP troubleshooting on large scale network

Able to Install, Configure, maintain & troubleshoot Cisco router, Switches & Firewalls.

Familiar with Networking tools like CISCO IOS, Wireshark, Ping, Traceroute, SpeedTest, Subnet Calculator, NS Lookup, TFTP Server.

Familiar with ARUBA access point & controller.

Able to Work Remotely &Physically.

Paging on-call personal as needed.

Familiar with tools like Netcool, Sevone, buganizer, Vlpro, Wifibot, Medius, Airwave.

Client: Blue Cross Blue Shield, Chicago, IL Aug 2013 – Jan 2015

Network Engineer

Responsibilities:

Configured and installed Cisco 2500, 3640, 7200, and 7940 Routers.

Coordinated with LAN/WAN engineers on the development and implements of security policies.

Monitored usage of network resources with Cisco works, and using sidewinder in PIX Firewall.

Implement defined policies, NAT and anti-spoofing for internal, external networks as well as Internet gateways.

Configured remote users to access corporate LAN with VPN connectivity.

Working experience on Nexus 2K, 5K & 7K series switches.

Configured VSS (6500) and extensively worked with nexus features VPC, VDC and CFS.

Configured and installed new IP addresses for new users by using IP Addressing and Subnetting Scheme.

Interfaced with various vendors for company products.

Managing user accounts using Active Directory.

Configured Frame-Relay, ISDN, ATM, Protocols, & load balancing switches.

Configured IPX/SPX, HDLC, PPP, BGP, EIGRP, OSPF, & HSRP.

Configured TCP/IP addressing scheme to assigned IP blocks.

Designed network architectures and implementation of network Switches.

Worked on a migration project which involved the removal of all static routes from core devices

Worked on the redistribution of connected routes on all OSPF devices so that all connected subnets are advertised via OSPF.

Involved in the redistribution into OSPF on the core ASA firewall.

Experience Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, configuring VLANs/routing/NATing with the firewalls as per the design.

Worked on Extensively on Cisco Firewalls, Cisco PIX (506E/515E/525)&ASA 5500(5510/5540) Series,

Installed and configured DNS and DHCP server.

Involved in troubleshooting of DHCP and other IP conflict problems.

Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, STP, RSTP, port aggregation & link negotiation.

Configuring STP for switching loop prevention and VLANs for data and voice along with Configuring port security for users connecting to the switches.

Involved in L2/L3 Switching Technology Administration including creating and managing VLANs, Port security, ether channeling, Trunking, STP, Inter-Vlan routing, LAN security.

Working on Cisco 6509 and 4507 series switches for LAN requirements that include managing VLANs, Port Security and troubleshooting LAN issues.

Working on Network design and support, implementation related internal projects for establishing connectivity between the various field offices and data centers.

Ensure Network, system and data availability and integrity through preventive maintenance and upgrade.

Involved in the removal of EIGRP from all devices and making OSPF the primary routing protocol.

Involved in the modification and removal (wherever necessary) of BGP from the MPLS routers.

Client: Cigna, Wilmington, DE May 2012 – Jul 2013

Network Engineer

Responsibilities:

Maintained and troubleshot switch and application network connectivity, including LAN and TCP/IP issues, accounts and security for all applications servers.

Assisted in performing network analysis, monitoring, and troubleshooting tools.

Addressing trouble tickets until a resolution has been reached, and/or the customer is satisfied with the result.

Configured new routers and switches thru remotely for the client

Time to time upgrade network connectivity with multiple link paths and routers running HSRP, EIGRP in unequal cost load balancing to build resilient network

Upgraded IOS, Flash memory and DRAM on core routers and field routers.

Worked on Router 2800, 2600, 2500, 3640, 3825, 3700 switches such as Cisco 3725, 3560, 3550, 2960, 2950, 4500 & 6500.

Configured of VLAN, Port assignment. End server Network related problems

Monitored T3, T1, ISDN and Leased lines.

Analyzed network and planned capacity using tools like Wireshark

Coordinated with vendor regarding Link status and reporting on timely bases to Superiors.

Maintained network uptime 99.96% as per SLA bases

Maintained Network Documents, updating timely bases.

Worked on call management (reset the password, create a new account for new users)

Created Network uptime report and sending to the management as per weekly schedule.

Client: CMC Limited, INDIA Feb 2011 – Apr 2012

Network Engineer

Responsibilities:

Configured Cisco Routers (2500, 3000, 4000) using RIP, IGRP, OSPF, EIGRP

Configure Cisco Switches (5000, 3500, and 2900) & Nexus 2k,5k switches.

Upgrade Cisco Routers, Switches and IOS using TFTP

Strong Understanding with Windows & Linux Server.

Designed and implemented remote dial up solution for clients

Installed and configured DHCP Client/Server

Install Hardware: NICS, Hard Drive, and Modem

Service and Troubleshoot printers (laser, inkjet, dot matrix and fax machine)

Purchase Hardware and Software from different vendors

Configure IP loop, make users on RAS & configured dial up connection on client to access LAN though Access Server of Cisco 2500.

Installation & Configuration of Windows 2000 with Active Directory.

Plan layout & installation of Local Area Network. Configuration of DNS, DHCP, WINS.

Mounting switches on Rack & Configured IP on it & troubleshooting of LAN problems. I had done structured cabling with 568A/B EIA/TIA standards which including crimping, punching on patch panel as technical parts.

Configure two locations through wireless access point.

Client: Tecnova Global India Ltd, India Mar 2010 – Jan 2011

Jr. System/Network Engineer

Responsibilities:

Installation of operating systems such as Microsoft 2000/2003/2008 Servers, windows XP/Vista/7/8, Linux Red hat, UNIX, and Apple OS.

Responsible for the repair and maintenance of all attached Computer peripherals.

Implementation, configuration and deployment of Active directory, IIS, DNS, DHCP, WINS, ISA, VMWARE, WSUS and windows Exchange 2003/07 server on server site.

Loading new software upgrades and system improvements on existing equipment, schedule annual systems tests to assure stability, efficiency and reliability as well as introducing suitable security countermeasures in order to prevent delirious bugs, viruses & system hacks or denial of service attacks.

Install, configure TCP/IP and operate wired and wireless networks.

Analyzed and troubleshoot network problems and performance issues.

Configuring Group Policies, software distribution,

Implement auditing and security settings for computers and users accounts.

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