OBJECTIVE:

To obtain an exciting position where I can contribute my knowledge & expertise in designing, implementing and managing medium - to-large scale enterprise networks.

SUMMARY:

• Over 18 years of extensive experience in networking industry for handling various switched and routed data networks, routing protocols such as BGP, OSPF, EIGRP, RIP, IP Multicast, PIM, IGMP and a broad range of related technologies
• Detailed knowledge of Cisco products including Catalyst/Nexus switching platforms, ISR/ASR routing platforms
• Well versed with campus class LAN Switching concepts including routed/SVI interfaces, port-channels, VPCs, inter-VLAN routing, STP, dot1q trunking, HSRP, CDP, LLDP, PAgP, LACP
• Thorough knowledge of routing concepts including static routing, route redistribution, summarization, traffic filtering using ACLs, prefix-lists, distribute-lists & route maps
• Solid experience in design, implementation and support of corporate LAN, WAN & WiFi infrastructures
• Cisco ISE implementation for endpoint authentication/authorization using 802.1x & MAB methods and C3PL policy command line
• Ability to adapt new technologies with ease and excellent understanding of datacenter components, TCP/IP fundamentals and end-to-end IT processes
• In-depth troubleshooting skills to resolve complex network issues & hands-on experience working with various models of Cisco Switches, Routers, ASA Firewalls, VPNs and Wireless systems
• An effective team player, quick learner with strong communication & documentation skills
• Ability to work under fast-paced, high-pressure and challenging environments

PLATFORMS USED:

Cisco Switches: Catalyst 2900, 3500/3650/3750/3850 , 4500, 6500, 6800, 9300/9400 & Nexus 9k/7k/5k/3k/2k

Cisco Routers: 871/881, 1841, 1921, 2951, 3700/3800, 3925e, ISR 43xx/44xx, 7200, ASR 1K & CRS-1

Wireless: WLAN Controllers 3504/4404/5508/5520 and access points models 3500/3600/3700/3800 series

Terminal Servers: Cisco 2500 series/Cyclades 6000 series/ WTI model TSM-40/Raritan

Software: Cat-OS, IOS, IOS-XE, IOS-XR and Nexus NX-OS

PROFESSIONAL EXPERIENCE:

Confidential, New Jersey

Network Design Engineer

Responsibilities:

• Design, deploy & support of corporate LAN/WAN/WiFi infrastructure in a high-availability environment
• Provide technical lead role for supporting campus, branch & datacenter networks focusing in routing & switching areas
• Design/Deploy new infrastructures on a per-project basis
• SME role for network infrastructure connectivity requirements for third party vendors & business partners
• Actively involved in vendor migrations to a newer extranet infrastructure
• Design & Implemented VXLAN as DCI solution to stretch VLANs during datacenter migration
• Provide active role in design & deployment of various on-going projects including Internet Edge, Extranet, QoS, Wireless and branch office solutions using OSPF & BGP as routing protocols
• Migrate branch offices to MPLS and perform hardware refresh in branch & campus offices
• Creating design templates and support documentation for various projects, system builds, Visio network diagrams and coordinating network change controls
• Deployed a Cisco/Viptela based SD-WAN overlay network to provide secure WAN connectivity across remote sites and retail centers. Creating control & data policies via vManage NMS for app-aware routing, QoS, direct internet access (DIA) from branch office for cloud access
• Creating device templates for automating configuration roll out for new sites to maintain configuration consistency

Confidential, New York

Senior Network Engineer

Responsibilities:

• Functioning as an integral member of routing & switching SME team that oversees design, deployment and troubleshooting activities of campus, branch, datacenters & BlackRock clients across the globe. The primary routing protocols used are OSPF and BGP
• Actively involved in design & deployment of a new datacenter using Cisco Nexus 9000 platform with spine & leaf architecture utilizing VXLAN fabric & BGP-EVPN overlay technologies
• Test/Turn up of new WAN circuits and migrating market data vendors from old to new datacenter
• Working on network refresh project to upgrade WAN & Internet facing routers from Cisco 7200 to ASR platform in various datacenter locations
• Implementing Multicast (PIM, IGMP, MSDP) to various datacenter, campus & branch offices for providing BlackRockTV and other video streaming-based applications to users’ desktops
• Maintaining accurate & up-to-date network diagrams, IP addressing & documentation of changing networking topologies

Confidential, New York

Network Project Engineer

Responsibilities:

• Primarily responsible for supporting various network design, deployment & migration activities across North American region. Participate in evaluation, design reviews, change controls & implementation of a wide range of networking technologies on a project-by-project basis
• Deploying new infrastructures, expansion of existing branch & campus offices, turning-up new floors and decommissioning old offices
• Generate network configurations from low level designs, plan and execute network upgrades and network migrations. Configuring Market Data vendors & clients connectivity using Morgan’s standard DMZ based models
• Test/Turn-up of new WAN circuits such T1, DS3, OC3, OC12, Metro Ethernet, MPLS and interfacing with telecom carriers to resolve circuit connectivity issues
• Working with IPSec/L2L VPN technologies
• Configuring routing protocols & policies such as RIP, OSPF, BGP, Static Routing, Route-Redistribution, Summarization & traffic filtering using ACLs, prefix-lists, distribute-lists & route maps
• Implementing BGP policies using communities, route-tagging, as-path filters, local-pref, MED etc.
• Configuring features like Spanning-Tree, PortFast, UplinkFast, BackboneFast, VTP, VLANs, HSRP, CDP, LLDP, Port-Channel, VPCs, 802.1q Trunking, PAgP, LACP, SNMP, NTP, SSH, NAT, QoS etc.
• Installing & configuring WiFi networks using various models of Cisco Access Points & WLAN Controllers
• Configuring & implementing Multicast (PIM, RPs, MSDP) and multicast boundaries
• Perform code upgrades and refreshing end-of-life (EOL) network hardware
• Maintaining network IP addressing, Visio diagrams and project design documentation

Confidential

Senior Network Engineer

Responsibilities:

• Responsible for various aspects of enterprise-wide networking services associated with design, implementation & support of agency’s corporate network predominantly in Cisco powered environment
• Accountable for day-to-day network support, troubleshooting and problem resolution of corporate LAN/WAN environment using various diagnostic tools & methodologies
• Install & maintain core network equipment including Routers, Switches, Firewalls and Load Balancers
• Configure routing protocols mainly RIP, EIGRP & BGP in Cisco based environments
• Responsible for configuring & supporting Cisco Load Balancer (CSS) for server load balancing purpose
• Responsible for configuring & supporting Cisco PIX/ASA Security Appliances, L2L VPN tunnels
• Configuring STP, VTP, VLANs, Trunking, PortChannels, InterVLAN routing, HSRP, ACLs, NAT, etc
• Provide support for communication facilities such as SONET, DWDM, FR, ATM, T1, T3, OC3, EVPL etc.
• Perform network device upgrades using Cisco IOS & CatOS based codes
• Work closely with NOC team to analyze & isolate root-cause analysis based on generated alarms/logs
• Hands-on experience with Cisco VPN 3000 series concentrators

Confidential

Senior Network Engineer

Responsibilities:

• Build a new Gigabit Ethernet Backbone using Cisco Catalyst 6500 platform in core and Catalyst 4000 series in access layer
• Install and configure Cisco 2600/3600 series routers for WAN connectivity to various remote locations
• Worked as project lead to Implement IP Telephony rollout using Cisco CallManager, Access Gateways, Cisco Unity Voice Messaging and 7910/7960 IP phones
• Configuring Spanning Tree, Trunking, Port-Channels, VLANs/Auxiliary VLANs etc.
• Performing day-to-day network administration tasks including network equipment installation, configuration and troubleshooting. Perform software code upgrades on Cisco routers and switches
• Preparing network diagrams, floor plans & schematic using VISIO

Confidential, NJ

Network Engineer

Responsibilities:

• Responsible for supporting various models of Cisco routers & switches
• Installing, configuring and performing IOS upgrades
• Troubleshooting and diagnosing day-to-day network problems and failures
• Configuring STP, Trunking, VTP, VLANs & InterVLAN routing on Catalyst switches
• Configuring various routing protocols such as RIP and EIGRP
• Troubleshooting various WAN links including Frame-Relay, T1/T3 to remote sites