SUMMARY:

• 6 plus years of Experience in designing, documenting, deployment and Operations of complex enterprise and service provider networks. Adept in managing service functions & streamlining the working standards operating system for project rollout, design and development of Telecom solutions.
• Attend and participate in system - level design meetings in order to addresstestingissues early in the software development process.
• Enterprise Switching with VLANs, Trunks, Spanning Tree, Port Spanning etc.
• Provides technical leadership forproblem escalation and resolution.
• Highly motivated with the ability to work independently or as an integral part of a team and Committed to highest levels of profession.
• Extensive experience with Juniper: EX-2200,EX-4200, EX-4500, MX-480, M Series, SRX210, SRX240
• Worked on Load BalancerF5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability
• Strong grasp of current and future technologies including TCP/IP, IPv4/v6, EIGRP, OSPF, BGP, Frame Relay, ACL, VPN, Wireless LAN and configuration of VLANS.
• Experience with Firewall Administration, Rule Analysis, Rule Modification.
• Built stable, productive and profitable operations within highly technical environment.
• Highly motivated with the ability to work independently or as an integral part of a team.
• Strong Analytical, Problem Solving, Technical Troubleshooting, Decision-Making, Customer Service Skills, Results-Driven.
• Createtestingtools and scripts as needed to support system leveltestingactivities.
• Experience developing and maintaining comprehensive system test plans
• Experience writing Linux shell scripts
• Experience innetworkperformancetesting
• Effectively managed process according to ITIL framework standards implemented in the organization.
• Steered efforts for providing presentation and seminar to the customers for in-house projects to introduce about the projects Implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, and Route Maps.

TECHNICAL SKILLS

• Excellent hands on experience with the following products
• Cisco Nexus 7k, 5k series switches
• Cisco Catalyst 6500, 4500, 3750, and 2900 series switches
• Cisco 7600, 3800 series routers
• Juniper Routers (MX960, MX480) and SRX Firewalls (SRX240, SRX550)
• CISCO IPS 4200 series
• CISCO ASA firewall 5500 series
• Cisco and juniper wireless LAN controllers and Access points
• HP Arcsightloggger for collection, customizing and reporting of logs from different networking devices
• Excellent hands on experience on the following Technologies:
• Routing protocols- OSPF, EIGRP, BGP
• Gateway Redundancy ( VRRP, HSRP, GLBP), Switch security
• Policy based Routing, Route filtering, Access list, NAT, PAT
• MPLS, MPLS/VPN (L2 and L3), MP-BGP, VPN ( Site to Site VPN, SSL VPN, DMVPN), PPoE, QOS
• Wireless LANSecuring data plane, and management plane of Networking devices, Zone based firewall
• User authentication using RADIUS and TACACS+
• Implementation and maintain Network management and monitoring tools such as Nagios, CACTI, MRTG, PRTG, Netflow analyzer
• Securing Network system by establishing and enforcing policies
• Promoting network improvement by recommending new technologies/strategies to the team
• Switching- L2 and L3 LAN switching technologies, VLANS, IEEE 802.1Q Trunking, Etherchannel ( LACP, PAGP),Switch Security, Private VLAN, Spanning tree protocol ( MSTP, RSTP)

PROFESSIONAL EXPERIENCE

Confidential

Sr. Network Engineer

Responsibilities:

• Documented all the work done by using Visio, Excel& MS word.
• Worked on Load BalancerF5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability
• Implementing and Maintaining Network Management tools (OPAS, Solar Winds, Cisco Works)
• Logs and triages defects and test multiple mobile devices across multiple applications.
• Conversions to BGP WAN routing. Which will be to convert WAN routing from OSPF to BGP (OSPF is used for local routing only) which involves new wan links.
• Convert Branch WAN links from TDM circuits to MPLS and to convert encryption from IPSec/GRE to Get VPN.
• Experience in working with Nexus 7010, 5548, 5020, 2148, 2248 devices.
• Extensive experience with Juniper: EX-2200,EX-4200, EX-4500, MX-480, M Series, SRX210, SRX240
• Experience in configuring vdc, fex pinning, fex port-channel, port-channel, peer keep alive,peer link.
• Experience in working and designing configurations for vPC, vPCdomian, vpc peer-gateway, vPCpeer-switch, auto-discovery, vPC singlesided, vPC double sided, NX-OS, Vfr, Otv, fabric path.
• Designed, validated and implemented LAN, WLAN & WAN solution to suite client’s needs.
• Configured and designed LAN networks with Access layer switches such as Cisco 4510, 4948, 4507 switches.
• Experience with configuring Nexus 2000 Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000.
• Involved in DWDM ring upgrade & channel upgrade activity.
• Designed and configured the commands for QoS and Access Lists for Nexus 7K and 5K.
• Responsible for turning up BGP peering and customer sessions, as well as debugging BGP routing problems.
• Reviewing, analyzing, approving and executing all changes in the network. All Configurations of Cisco Routers and Switches.
• 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.
• Configuring IPSEC VPN (Site-Site to Remote Access) on SRX series firewalls.
• Responsible for Checkpoint firewall management and operations across our global networks.
• Working with Checkpoint Support for resolving escalated issues.
• Responsible for procurement and installation of Hardware, network drives and other IT infrastructure. Documented the design, implementation and troubleshooting procedures with Method of Procedure (MOPS).
• Write test cases from a variety of documentation types; business requirements, system requirements & design documentation.
• Executes and update test cases.
• Tests & Quality assurance of web client and service level software delivering unified messaging, address contacts and digital media experience to mobile device &webtop subscribers.
• Applies test expertise and experience to craft & execute test plans, conduct negative/exception tests, verification, performance and regressiontestingof RIA, HTML, AJAX, Mobile Web client, integration services, enablers & platforms
• Facilitated the up-gradation of 10G throughout the NLD network.
• Tracked the rearrangement of the channel as per the requirement of the customer.
• Addressed the problem related to DCN network which included Routers & Switches.

Confidential

Sr. Network Engineer

Responsibilities:

• Implemented Voice VLANS, UDP, SIP, RTP and provide QOS by DSCP and IP Precedence.
• Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Experience in working with Cisco Nexus 2148 Fabric Extender and Nexus 5000series to provide a flexible Access Solution for a datacenter access architecture.
• Design and implement campus switch network with Cisco Layer 3 switches (3750, 4500,6500) in multi VLANs environment and inter-VLAN routing, HSRP, ISL trunk, ether channel.
• Designed MPLS VPN and QoS for the architecture using Cisco multilayer switches
• Implement Cisco Works 2000 device to manage Cisco routers, switches, PIX and ASA firewall, Access Points, Concentrators.
• Experience in working with installing Nexus 7010 License upgrade.
• Experience in installing and configuring Checkpoint NGX R60.
• Maintain Security policy by monitoring firewalls (515 and 520).
• Experience working with Network management software NSM primarily to manage the firewalls as well as performing changes as per the requirement.
• Involved in effective communication with vendors, peers and clients in resolution of problems, equipment.
• Worked extensively in configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs / Routing / NATing with the firewalls as per the design. Primary responsibility is to design and deploy various Network Security & High Availability products like Cisco ASA and other Security Products.
• Worked on Extensively on Cisco Firewalls, Cisco PIX (506E/515E/525) & ASA 5500(5510/5540) Series.
• Experience with converting PIX rules over to the Cisco ASA solution.
• Implemented Splunk to drive reporting and search for data collected from Cisco firewall devices - FWSM, Pix and ASA
• Handling network devices such as Switches (Cisco Catalyst 2900 and 3500 series), Routers (Cisco 2600, 2800 and 7200 series), Firewalls, Load balancers etc.
• Experience configuring Virtual Device Context in Nexus 7010.
• Extensive experience with Juniper: EX-2200,EX-4200, EX-4500, MX-480, M Series, SRX210, SRX240
• Experience in Configuring, upgrading and verifying the NX-OS operation system.
• Configuring IP, EIGRP, OSPF and BGP in routers.

Confidential

Network Administrator

Responsibilities:

• Worked on Riverbed devices for WAN bandwidth Optimization in the data centers for the sensitive
• Involved in Troubleshooting of DHCP and other IP conflict problems.
• Monitored performance of Network and Servers to identify potential problems and bottleneck.
• Worked on 4500 Catalyst switches for the purpose of LAN requirement and for troubleshooting LAN issues.
• Experience in deploying EIGRP/BGP redistribution and the changing the metrics for the primary and backup
• Maintaining Checkpoint security policies including NAT, VPN and Secure Remote access
• Configuring IPSEC VPN (Site-Site to Remote Access) on SRX series firewalls.
• Maintained Corporate Firewalls & Analysis of firewall logs using various tools. Configured and troubleshooting of HSRP on Cisco routers.
• Network consists of Heavy Cisco equipments such as Cisco 2500, 2600, 3640, 3945, 7200 series Routers, Cisco 6500, 4500, 3560, 2950, 2924 Switches, Cisco Pix firewall 500 series and Wireless Access points Cisco 1230.
• Involved in New Branch Network Systems. Resolved Network Issues, Ran Test Scripts and Prepared Network Documentation.
• Maintenance and Troubleshooting of LAN connectivity problems using Ping, Trace route.
• Performed Switching Technology Administration including VLANs, inter-VLAN Routing, Trunking, STP, RSTP and Port Aggregation & Link Negotiation.
• Deployed a large-scale HSRP solution to improve the uptime of collocation customers, in the event a core router became unreachable.
• Experience on a mesh 6500 and 5500 series routes and switches to support the core trading system. Involved
• Involved in designing and applying QOS and policy MAP QOS to WAN to 2800 series routers for all the branches
• Involved in Troubleshooting IP Addressing Issues and Updating IOS Images using TFTP.
• Troubleshooting problems on a day to day basis & providing solutions that would fix the problems within their Network.
• Configured RSTP, LACP, VTP on Nexus devices.

Confidential

Network Engineer

Responsibilities:

• Implemented new ultra secure networks in multiple data centers that included Cisco 6500 s, Juniper security devices, and F5 Big IP’s.
• Implement QOS for Voice, Video against DATA by Ip Precedence and DSCP.
• Designed VLAN’s and set up both L2 and L3logicals to have it communicate to the Enterprise network.
• Implemented Load Balancing between Cisco L3 Switch by HSRP and GLBP.
• Configure Firewall, IPS, QOS by SDM and provide security by Prefix list, Access- List and By Distribution List.
• Scheduled preventive maintenance for fire-protection systems, including new protocols. Utilize MS Windows, Word, and Excel for reporting/documenting process.
• Provide high level technical support, including identifying and resolving problems on Cisco supported products for e-Commerce infrastructure. This included external routing and internal/intranet routing for DMZ servers.
• Moved Core switches and several non-Cisco devices under strict deadlines to maintain network functionality
• Satisfactorily Resolved Problems in timely manner with focus on providing a high level of support for all customers.
• Implemented Splunkto drive reporting and search for data collected from Cisco firewall devices - FWSM, Pix and ASA
• Prepared Engineering documents and Network diagrams in Microsoft Vision.
• Delivered Departmental Efficiency through advanced engineering, technical support, and documentation procedures.
• Juniper: EX-2200,EX-4200, EX-4500, MX-480, M Series, SRX210, SRX240
• Implemented cable multi-service operator (MSO) to capture traditional Telco subscribers with IP telephony and provide relevant QOS.
• Configured EIGRP, BGP, and MPLS.