SUMMARY

• CCNA Certified Network Engineer with 8+ Years’ experience in Network design, implementation, and support. Routing, switching, firewall technologies, system design, implementation and troubleshooting of complex Network Systems.
• Extensive work experiences on Cisco Switches, Cisco Routers, Load Balancers & Cisco Firewalls
• Comprehensive expertise in the implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems
• Hands - on experience on Up-gradation of Cisco IOS on different Cisco devices and modules
• Extensive experience in interpreting/applying IT Risk Management frameworks.
• Hands on experience in security, vulnerability scanning, supply chain and risk management.
• Extensive knowledge with VLAN’s, Trunking, RSTP, SNMP, Ether Channels, HSRP, Port Security, ACL’s, QoS, Traffic Policing, Shaping, EIGRP, OSPF, NAT, PAT, Inspections, VPN’s, DHCP, Wireshark etc.
• Expertise in configuring and troubleshooting of Palo Alto, Juniper NetScreen& SRX Firewalls and their implementation Experience in site-to-site and remote access VPN solutions.
• Designed & Implemented DMZ solutions for data center environment, build checkpoint firewall policies for the same
• Good understanding about how Service Provider network works, WAN Technologies in ISP, MPLS
• Implemented multiple Cisco Nexus based Data-Center environments, as well as 6500/4500/3750 series switches, 7200/3900/2900/1900 series router. Multiple data center migrations and transformation projects, with great expertise on Wireshark.
• Extensive experience in configuring and troubleshooting of protocols RIP v1/v2, EIGRP, OSPF, BGP and MPLS.
• Expertise in installing, configuring, and maintaining Cisco Switches (2900, 3500, 7600, 3700 series, 6500 series) Cisco Routers (4800, 3800, 3600, 2800, 2600, 2900, 1800, 1700, 800)
• Administration and diagnostics of LAN and WAN with in-depth knowledge of TCP/IP, NAT, PPP, ISDN and associates network protocols and services.
• Extensive experience in dealing with Vendors for MPLS/DSL installations.
• Proficient experience in configuring Cisco Catalyst 2900, 2960, 3560, 3750, 4500, 4900, Legacy Cat 6500 series and Nexus 7010, 5548 and 2248 switches and deep understanding of architecture.
• Expertise in implementing Layer 2 technologies including VLAN’s, VTP, STP, RSTP, Trunking and Port-security, expertise on working with Ether channel technology (LACP, PAgP)
• Managed inventory of all network hardware, Management and Monitoring by use of SSH, Syslog, SNMP, NTP
• Adept knowledge in preparing technical documentation and presentations using Microsoft Visio/ Office.

TECHNICAL SKILLS

Routers: Routers (1700, 1800, 2500, 2600, 3200, 3600, 3700, 3800, 7200), Cisco ASR (1000 & 9000 Series)

Switches: Cisco L2 & L3 Switches (2900, 3560, 4500, 5000 & 6500), Cisco Nexus (7K, 5K, 2K & 1K), Cisco Catalyst switches (6500, 4900, 3750, 3500, 4500, 2900 series), ASA, PIX, FWSM, Net screen

JUNIPER Platforms: SRX, MX, EX Series Routers and Switches

LAN Technologies: Ethernet, Fast Ethernet, Gigabit Ethernet, & 10 Gigabit Ethernet, Port- channel, VLANS, VTP, STP, RSTP, 802.1Q

WAN Technologies: Frame Relay, ATM, ISDN, PPP, HDLC, MPLS, leased lines & exposure to PPP, DS1, DS3, OC3, T1 / T3 & SONET, Riverbed Steelhead

Firewalls: Firewalls/VPNs ASA, PIX, Cisco VPN 3000 Series Concentrator

Protocols/Services: Routing Protocols (RIP v1 & v2, IGRP, OSPF, EIGRP, BGP), QoS, HSRP, VRRP, TCP/IP, load balancer, Proxy servers, IPSec, MPLS, PPP, VoIP, SIP, H.323

Network Management Tools: Wireshark, Net flow Analyzer, HP Open View, Cisco Works, Ethereal, OPNET, Solar winds, Cisco ISE

Security Server Protocols: TACACS+, RADIUS

OS products/Services: DNS, DHCP, Windows (2000/2003, XP), UNIX, LINUX, Microsoft SQL Server 2000 and 2005, VMware

PROFESSIONAL EXPERIENCE

Confidential, Piscataway, NJ

Sr. Network Engineer

Responsibilities:

• Successfully migrated a CISCO 6500 environment to Cisco Nexus environment with 7k/5k and 2ks
• Involved & handled Datacenter environment built out of Cisco 7K/5K/2K.
• Maintained the client environment which had Juniper SSG5/SSG20/ISG1000 and SA6500.
• Installed and maintained Riverbed 2050, 5050 and 7050.
• Maintained F5 load balancer and Cisco ACE.
• Implemented OSPF and BGP for multiple networks.
• Implemented port aggregation & link negotiation using LACP and PAGP.
• Manage application server migrations from legacy to corporate domain which involve; SOWs, POs, risk assessment.
• Worked on configuring HSRP & STP protocols on Data center switches includes Catalyst 6509, 6504 series and Nexus 7004, 7009, 3064, 3048 switches.
• Worked on OSPF using features like TSA, SA, NSSA and route summarization.
• Configured EBGP/IBGP policies also tested BGP attributes such as Local preference, MED, AS-PATH, Community and Weight.
• Involved in Switching Technology Administration including creating and managing VLANS, Port security, Trunking, RPVST+, Inter-VLAN routing, LAN security etc.
• Taking escalations and involved in handling major incidents towards resolution.
• Configured switching technology such as VLAN Trunking 802.1Q, STP (802.1d), and Port Security on Catalyst 6500, 3500 series switches.
• In depth understanding of interoperability between F5 and Cisco Networking equipment.
• Performed OS upgrades & device replacements on several CISCO devices and Nexus 2K, 3K, 5k and 7k series switches)
• Replaced aging Cisco ASA 5500-X series with next generation Palo Alto 5000 series appliances serving as firewalls and URL and application inspection in Panorama management tool.
• Involved in handling all Wireless incidents such as connectivity issues, slow performance, limited connectivity, and Signal strength & interference issues.
• Upgraded the data center network environment with Cisco ASA 5520
• Replaced the wireless controllers & terminating access points in redundant path to avoid any outage to Wireless clients.
• Configured ACLs in Cisco 5520 ASA firewall for internet Access requests for servers, Protocol Handling, Object Grouping and NAT
• Analyzing packet capture in Wireshark to drill down and to find the root cause of latency related and other strange application behaviors.
• Documented workflow process, managing and implementing standard policy and procedures.

Confidential, Irving, TX

Sr. Network Engineer

Responsibilities:

• As a senior network engineer my roles and responsibilities are to Design, implement and trouble shoot all the IP based network infrastructure.
• Installation and Configuration of Cisco Catalyst switches 6500, 3750 & 3550 series and configured routing protocol OSPF, EIGRP, BGP with Access Control lists implemented as per Network Design Document and followed the change process as per IT policy It also includes the configuration of port channel between core switches and server distribution switches using peering interconnections.
• Knowledgeable about IP Multicast, IGMP, IGMP version 2 and 3, CGMP, IGMP Snooping, PIM-Sparse and Dense Mode, F5/Big-IP Load Balancer.
• Implementing multicast (PIM, IGMP, MSDP) to various datacenter, campus & branch offices for providing BlackRock TV and other video streaming-based applications to users’ desktops.
• Experience with setting up MPLS Layer 3 VPN cloud in data center and also working with BGP WAN towards customer.
• Hands-on experience in the network management of circuits using TDM and Frame Relay network, performing configuration and provisioning management, fault management and performance monitoring.
• Troubleshooting and resolving Remote Access IPsec VPN issues.
• Responsible for turning up BGP peering and customer sessions, manipulating BGP attributes and troubleshooting BGP routing problems.
• Add, delete, and modify rules on ASAfirewalls for network traffic as per network security policies.
• Maintaining high level security between customer connections using various Cisco ASA and router-based VPN solutions and build new ones according to the requiems
• Performing server (HP/Dell) certifications using applications like DNS, DHCP, RADIUS, NTP and network traffic simulator tools likeSpirent Test Centre, Avalanche Commander.
• Installation of new hardware as well as software systems for networks. (i.e.Cisco Prime Infrastructure and Data Center Network Manager (DCNM)
• Industrial Equipment Automation and Designing Industrial Electrical Controls Panels, PLC, HMI, Control systems
• Installed and configured Dell EMC Switches N3132, N3000 for the remote sites.
• Deploying ESXI on Dell power edge R830 servers to create multiple VM’S and managed them by vCenter.
• Wrote a Python script for checking version, serials, ports and vlan’s on the switch.
• Responsible for vital support of global core NetScalerinfrastructure for end users while modifying load balancing.
• Maintaining the quality of service (QoS).
• Troubleshoot and analyze live with clients to diagnose network issues related toCisco-Meraki and third-party equipment.
• Expert level knowledge of troubleshooting, implementing, optimizing and testing of static, dynamic & multicasting routing protocols such as EIGRP, OSPF, BGP, PIM, IGMP and ability to interpret and resolve complex route table problems.

Confidential, Princeton, NJ

Network Engineer

Responsibilities:

• Designed secure data architectures for remote monitoring health sensor networks.
• Engineered the innovative framework that will secure data in the process, in motion and at rest.
• Gathered security requirements for efficient cloud data storage.
• Configure Corporate, Wireless and Lab Devices which include Bandwidth Upgrade, Adding new Devices, Decom the Devices.
• The primary point of contact for all Security IAPP (Internal Assessment Processes and Procedure).
• Experience with CISCO Works LAN Management Solution.
• Tested intrusion-prevented capabilities of web filtering and VPN.
• Designed test plans on various routing, switching, IP networks and MPLS.
• Expanded LAN to accommodate 200 plus users. Coordinated installation and repair work. Diagnosed and corrected client’s network related issues.
• Responsible for viewing all new and existing applications, servers, projects and databases in need of system upgrades, service packs, and security releases.
• Implementation of the network which includes configuration of routing protocols, Leased lines, ISDN lines, VLANs, and IOS installations.
• Troubleshoot the Network issues onsite and remotely depending on the severity of the issues.

Confidential

Network Engineer

Responsibilities:

• Responsible for network design, projects and support across the globally co-located data center networks.
• WAN/MPLS and ISP edge networks around the world
• Used Rapid 7 Nexpose to check the vulnerabilities and Risk
• Installed, configured and managed Routers 2900, 3900 and switches 6807x Switches 2960x, 3560, WAP and firewalls
• Worked hand in hand with the core and systems teams on building/provisioning/troubleshooting all levels of network issues and projects
• Resolved day-to-day network-related troubled tickets
• Provided technical support to Local and remote users via phone and email.
• Also providing implementation of facility infrastructure in support of the voice and data systems including MDFs and IDFs cable management racks, copper cable, fiber optic cable systems, and hardware installation and configuration
• Part of Re-IP / Migration the all AMX sites to Harman.
• Used Bluecoat for content filtering