SUMMARY

• 13+ years of professional experience in Network Planning, Implementing, Configuring, Troubleshooting and Network Security of networking system
• In - depth knowledge of deploying and troubleshooting LAN, WAN, MPLS, Ether-channel, IP Routing Protocols - (RIPV2, OSPF, EIGRP & BGP), ACL's, NAT, VLAN, STP, VTP, HSRP
• Strong hands on experience on Cisco (Catalyst 1900, 2900, 3560 ) series switches, Cisco 1800, 2600, 2800, 3800,3900,4300,4400,7200 series Routers), WLC 4402
• Efficient at use of Microsoft VISIO/Office as technical documentation and presentation tools
• Dealt with monitoring tools like ( Whatsup Gold, Kiwi, Cisco works, MRTG Tool), network packet capture tools like Wire-shark
• Strong hands on experience on PIX (515), ASA (5505/5510) Firewalls.Implemented securitypolicies using ACL, Firewall, IPSEC, SSL, VPN, IPS/IDS, AAA(TACACS+ & RADIUS)
• Good understanding of wireless network and utilization of Autonomous Access Point and Light Weight Access Point Protocol (LWAPP), Wireless Access Point (WAP),Wireless Controllers, WDS, WLSE.
• Dealt with the escalation problems for Routing, Switching and WAN connectivity issues using ticketing tools
• Expertise in network protocols, Firewalls and Communication Network design.
• In-depth Cisco technology experience/knowledge in design, implementation, administration and support
• Provided 24x7x365 availability and on-call support as required.
• Effective inter-personal skills, adaptive to any environment, keep abreast with the latest technologies and delivering solutions as an individual and as part of a team.

TECHNICAL SKILLS

WAN technologies: PPP, ISDN, MPLS, T1/T3 & E1/E3

LAN technologies: Ethernet, Fast and Gigabit Ethernet, STP, RSTP, MST, VTP, IPv4, IPv6

WLAN technologies: Autonomous AP’s, Lightweight AP’s, WLC

Routing Protocols: RIPv1 & RIPv2, IGRP, EIGRP, OSPF, BGP, TCP/IP, IPSec, VRRP, HSRP, MPLS

Cisco: Cisco routers (7200, 3800, 3600, 2800, 2600, 2500, 1800 series), & Cisco Catalyst switches (6500, 4500, 3750, 3500, 2900, series), ASR 1002, 1004, WAN routers (7200, 7600)

Network Security: ACL, IPSec, VPN, Port-security, IOS based Router security firewalls, IDS/IPS

Platforms: Windows 7, 8, XP, 2000, 2003

PROFESSIONAL EXPERIENCE

Confidential, Florida

Network consultant

Responsibilities:

• Working as Network Consulting Engineer (Advanced Services-Migrations) for Confidential, in re-designing/migrating the existing network to latest Cisco products/IOS/ upgrading features. The responsibilities in this role include;
• Responsible for migrate, implement, co-ordinate and configure 7000 network devices located in Rochester, Jacksonville and Phoenix Confidential Hospitals
• Network devices include Cisco 09) 06,4507,4510),3750 stacks,3850 stacks,3560,3650,ISR 2900,3900,4400,4300
• Configured OSPF, BGP, multiple SVI’s, interfaces, L2 Vlan, Port channel LACP on 6500,4500 devices for servers in DEV, QA, INT environments.
• Migrated hundred 3560 switches to 3650 switches on single migration window scheduled between 8 PM to 6 AM
• Configured OSPF and HSRP 6509 and L2 vlan and interfaces on 4510 series cisco devices located at Rochester DC.
• Upgraded Rommon and IOS-XE software on ten 4510 switches. Also did SUP upgrades from SUP-8 R-E to Sup R+E
• Upgraded and configured multiple 2900, 3900, 3650, 4300, in one migration window
• Configured HA VLANs, TACACS, NAT, SNAT, SNMP, logging, Floating IP, interface, IP, OSPF, IPv4 and IPv6, 160 plus VIPs through GUI and CLI.
• Prepared EO/CO (Engineering/change order) in order to make changes on live network devices and resolve network (routing & Switches) and load balancing issues.
• Performed change window multiple times (2 to 3 times / week) in AM window.
• Assisted and provided guideline to design new network, provided technical leadership and guided junior personnel on trouble shoot routing, switching, Load balancing issues and assisted to gathered information for migrating devices.
• Coordinated with server, VMware teams on daily basis to precede task, migration goals, and suggestion on design, implement engineering designs.
• Understanding customer topology, requirement, prepare configurations
• Prepare the router and switches configurations as per the customer requirement
• Plan the migration strategy and prepare the HLD/LLD documents.
• Prepare test plans to test the features and services in lab.
• Prepare MOP for the migration and provide the same to customer.
• Plan the MW for migration and prepare documents after analyzing the Risk, Gaps, Challenges and prepare backup plan
• Execute the migration window during the scheduled time
• Ensure the successful migration of network from older platforms to new platforms.

Environment: CISCO, Vlan, Switching Protocols.

Confidential, San Jose

TAC lead

Responsibilities:

• Primary work involves Testing, implementing, configuring, and troubleshooting service provider network issues based on the Customer service requests (CSRs). The network Includes Redback SE 100, 400,600, 800,1200 and Confidential SSR 8004,8010,8020 etc
• Worked on the SE 1200 and Juniper inter operation IS-IS issue and given the fix in the latest release
• Worked with A10 engineering team to integrate CGNAT solution in Confidential IPOS platform
• Participated in Vivo Brazil MLPPP issues and worked with Confidential Engineering team to give quicker fixes
• Configured, Installed, Troubleshooted Confidential latest releases 14.1 and filed multiple bugs before it is released to the customers
• Manage a Team of 20 Members who provides TAC support for the Confidential for Service providers all over the world.
• Work closely with the customer stakeholders by reviewing the operational details on weekly calls and providing insights on the operational challenges proactively.
• Review tickets for proper updates and ensure plans to drive towards closure are implemented.
• On a daily basis, report (both internal and external) and monitor metrics. Ensure that operational support meets the agreed SLA’s.
• Drive weekly/daily team meetings to discuss areas of concerns & opportunities for improvement.
• Plan and schedule resources within team to deliver services to the business in line with the directives and standards set
• Monitor & report on SLA performance to ensure customer service requests is aligned to business requirements
• Escalate to their line manager critical incidents/ problems logged to ensure minimal impact to business.
• Knows what challenges the customer is facing and in doing so can propose technical solutions that are more in line with what the business really need
• Responsible for distribution of faults to the engineer as per criticality of the fault and technical skills of engineers.

Environment: Router series (Smart Edge 100,400,600,800,1200) and SSR series (8004,8010,8020), Routing Protocols (EIGRP, OSPF, BGP,MPLS,L3VPN), Switching protocols (VTP, STP), Site to Site VPN

Confidential

Senior Engineer

Responsibilities:

• Troubleshooted, configured devices and Followed testing procedure on multiple vendor devices Cisco (7613, 6513,6509, 4500, 3500, WAN router (7200,7600), Cisco term server (2911, 3845), ASR 1004, 1006, 1013, Huwaei (Switches & Routers), and, Gigamon (gigavue 212), Teragauge 1800.
• Build Configured & troubleshooted 24+ cisco switches for domestic & global centers. Delivered devices on time to customer. (IOS upgrade, TACACS, ACL, SNMP, SNTP, logging, interface configuration, VLAN, Console access, management access, DNS, OSPF, IPv4 and IPv6 subnet allocation).
• Troubleshooted and tested cisco 7204VXR, 7606 WAN series router. Configured interfaces turn up BGP, MPLS, VLAN at PE (provider edge).
• Installed and configured line cards modules for Huwaei Fast Iron CX 600, and N80 for Brussels and Amsterdam sites (Module configured, LAG configuration, SX, FX, SR, LR optics installation, VLAN configuration, OSPF, BGP configuration, interface, TFTP), decommission of other modules.
• Troubleshooted multiple F5 load balancers (related to following issues: HA VLAN, SNMP, code upgrade, BGP, OSPF, IPv6, document update, discussion with design team). Assisted team in order to build and troubleshoot F5 LTM devices. Meeting arranged with PIM (project implementation manager) supervisor, international team.
• Build, configured and troubleshooted ASR 1004, 1006 series router. (Configured policy map, OSPF, BGP and static routes, VLAN). Troubleshooted connectivity issue on ASR 1013, added VLAN, advertise BGP routes.
• Build and Configured Gigamon Gigavue 212, Teragauge 1800, coordinated with other regional teams in order to provide expedited delivery of devices, schedule meeting and helped team to configure other cloud infrastructure devices.
• Build, configure, troubleshooted Cisco 12+ 4500,4550 switches (console access, mgmt access, host name, vlan, SNMP, SNTP, TACACS, ACL, OSPF, BGP, DNS)
• Cisco 3750, 6509, 7000 (BGP, VLAN, ACL), Completed 6 sites (domestic and international in period of 3 months)
• Giving Level 2 support for IP backbone of 3G network KPNG Belgium
• Participate planned events and maintenance activities conducting by the client.
• Give On call support during network upgrades and Critical incidence.
• Provide Configuration management support for KPNG network
• Conduct testing for new equipments before connecting to live network.
• Attend client meetings and give updates, root cause about critical incidence
• Resolve the network issues as quickly as possible to ensure the SLA.
• Handling the Incident/Change management related issues and work towards a resolution.
• Problem Management - root cause analysis and tasks related to the Severity 1 issues.
• Providing real time network resolution to the customers in case of critical network failure.
• Attending severity one calls to provide on call resolution for critical network issues
• Plan design and installation of new equipments, sites and circuits
• Training the new joiners and documenting the important work experience.
• Attending CAB meetings and preparing solution documents for implementing critical changes in the network

Environment: Router series (Huwaei N80, N40) and switch series (1900, 2950, 4500E, 6509E), Cisco PIX (515), Check point, Routing Protocols (IS-IS), Switching protocols (VTP, STP, MSTP), Remote Access VPN, Cisco ACS 4.x.

Confidential

Network administrator

Responsibilities:

• Gathered information of all layer2, layer3, firewall devices of NM and business partners’ devices.
• Used various Troubleshooting commands and did site survey to gather the information of switches, routers (core 6500, distribution 4500, access 2900 layer) of different vendors, firewall, and security monitoring system (gigavue).
• Provided weekly work update and multiple meetings with client to satisfy client demands. Implemented complex datacenter core network on single Visio platform with detail information (interface, port channel, point to point VLAN, VLAN trunk, 1gig link, 10gig link, layer 2 and layer 3 connections with reference to core devices).
• Troubleshooted Cisco 6500 series core layer switches (6506- use as a data core, internet core and voice core) for network maintenance work (configured BGP, OSPF, interface, VLAN during network upgrade and maintenance work).
• Decommission 2 Cisco 6509 switches and deployed 4510 R+E series routers (XE-IOS based).
• Installed and configured 00 series) router at franklin campus and downtown campus as CE MPLS VPN. Configured BGP, interfaces, VLAN at CE (customer edge).
• Managing Confidential internal network which is running over BGP and divided into 4 AS globally.
• Actively involved in identifying network issues, maintenance, troubleshooting, issue management, configuration, backup & network improvement and overall change management for hardware, operating system, firewall rules and software configuration.
• Scheduling maintenance activity of the network devices along with proper reporting & documentation, upgrading the IOS on the routers and the switches, Software upgradation of firewalls, NAM modules, and Juniper SSL vpn boxes.
• Supervise privileged level of access of the network devices including Firewalls, Load balancers, VPN concentrators, ATM switches, Wireless LAN controllers, Core routers and switches.
• Monitor the Network Devices, Network Status, and the Bandwidth Utilization using Network Management Systems - Concord e health, HP OV and Cisco Works integrated with the Ticketing Tool for Incident Management.
• Create proper network diagrams using MicrosoftVisio and make proper documentation about the network.
• Successfully handle corporate clients and provide effective remote technical support to the onsite Field Engineers,
• Coordinate and negotiate with principal vendors for procurement of spares and sorting technical issues.
• Pivotal in identifying, planning, designing & implementing of client’s infrastructure projects.
• Actively associated as a member of Incident Management, Change and Problem Management Team.

Environment: Router series (ISR routers, Voice gateways) and switch series (1900, 2950, 4500E, 6509E), Cisco PIX (515), Check point, Routing Protocols (IS-IS), Switching protocols (VTP, STP, MSTP), Remote Access VPN, Cisco ACS 4.x.

Confidential

System supervisor

Responsibilities:

• Planned and designed network addressing scheme with IP Subnetting.
• Time to time upgrade network connectivity between branch office and regional office with multiple link paths and routers running HSRP, EIGRP in unequal cost load balancing to build resilient network.
• Key contributions include troubleshooting of complex LAN/WAN infrastructure that include routing protocols EIGRP, OSPF.
• Configured ACL to allow only authorized users to access the servers.
• Participated in on call support in troubleshooting the configuration and installation issues.
• Provided Technical support in terms of upgrading, cabling, improving and expanding the network at multiple branch office locations.
• Installed & configured LAN & WAN using Cisco 1800 series Routers and 1900 series switches.
• Successfully administered and maintained LAN & WAN, ISDN & Broadband ADSL Internet Connections, Cisco 2600, 3600 series Routers, RAD and Ascom Modems, and the VPN connection between Germany & Calicut.
• Played an essential role in re-designing the company network - set up the company LAN & Internet Connection; installed & administered company RedHat Linux Proxy server.
• Maintenance and support of Windows, Novell, Linux, Solaris, and Apple Macintosh Operating Systems & Applications
• Maintained the network five hundred network clients with Novell Operating System Servers.
• Knowledge on SAP Basis administration and VERITAS net backup
• Actively involved as a team member during implementation SAP and PPI application along with Siemens India & PPI Germany
• Giving technical inputs for the Purchase of Hardware and Software from different vendors
• Co ordinate with Service providers to restore the link related issues.

Environment: Confidential 7750, 7740, Nokia firewall IP290 to IP 1220 series, Cisco ACE 4700, CSS 11500, Cisco NAM, Juniper SA 4000 and 6000, Juniper firewall.