SUMMARY:

• A versatile and skilled professional with 15 Years’ experience in Enterprise Data Networking as an individual contributor and Techno - Lead role in product and service-based companies and industries (Telecom, ISP, Data Center).
• As a Senior Network/Network Engineer partnered with customers/clients, account managers, business development, engineering, and product/service teams to craft scalable, flexible, and resilient network to address customers/client’s business problems and accelerate the adoption of technology to improve the products/services.
• A self-motivated individual with a proven track record of delivering results in pre-sale/post-sale or consulting with ability to think strategically about business needs, create technical definitions around customer objectives in complex situations, develop solution strategies, motivate, and mobilize resources as well as deliver results.
• Proven experience in Network development lifecycle phases Prepare (Analysis , Solution, HLD and LLD ), Plan, Design (Architecture, simulation/Proof of Concept ( PoC ), LLD & BoM to ensure availability, reliability, Security, Scalability, & Performance), Implement (Configuration and Development), Operate (Proactive & reactive) and optimise an of enormous enterprise campus, data centre and service provider infrastructure.
• Experience in building and managing an intranet and Extranet/internet of large-scale enterprise, corporate offices, Branches, Data Center, Labs, Plants & Refineries network & security infrastructure of global customers/clients offshore and onshore.
• Experience in managing team, Projects (Brownfield (Migration/expansion) and greenfield (completely new setup), customer/clients and vendors globally.
• Experience in internet protocol ( IPv4/6), TCP/UDP, Dynamic Routing Protocols ( RIP, EIGRP, OSPF, IS-IS, MP-BGP, MPLS ), switching Protocol ( VLAN, STP, RSTP, FHRP (HSRP & VRRP), Local Area Network (LAN), Wireless Local Area Network (WLAN), Wide Area Network (WAN), Firewalls, (Network Security), IPSec, DMVPN, L2/L3 VPN network coverage and capacity enhancement.
• Transport Planning, Design, Deployment of BITS & SDH backbone MSP ring, ASON network.
• Planning and Provisioning of SDH circuits ( STM-64, STM-4, STM-1, DS3, Ethernet over SDH ).
• Planning and Provisioning of CDWDM/DWDM circuits

TECHNICAL SKILL:

Routers: Cisco ASR 1000, ASR 9K, ISR 1800, 1900, 2800, 2900, 3800. Arista 7280. Nexus 7K, 5K, 3K.

Switches: Catalyst 9000, 6800, 6500, 4500, 3650, 3850, 2950, 3560 and Aruba 2900, 5400.

Wireless: Cisco 4400, 5500 WLCs, Aruba 7200. Cisco 3702, 3602 and 2600 Light Weight Access Points. Aruba 335 Access Point IAP 313, 325, 535.

Routing: RIP, IGRP, EIGRP, OSPF, BGP, MPLS, Redistribution, Summarization, Static Routing, Policy Based Routing (PBR).

Switching: VLAN, VTP, STP, RSTP, PVST+, Inter VLAN routing & Multi-layer switch, Ether channels (PagP, LACP), Optimizing STP (Port Fast, Uplink Fast, Backbone Fast, Root Guard, BPDU Guard).

Wireless Technologies: CAPWAP, 802.11a/b/g/n/ac/ax Cisco Wireless LAN Controllers and Access Points, MIMO, Beamforming, Band steering.

Routed Protocols: TCP, UDP, and Ipv4/Ipv6.

Load Balancing: HSRP, VRRP, GLBP.

Wireless: CAPWAP.

LAN/WAN: DHCP, PPP, DNS, Layer2/3 switching.

Security (Layer2&3): IPSEC, NAT/PAT, Access Control Lists (ACL), 802.1x Mac Flooding, Port Security, VLAN Hopping and Snooping attacks.

Network Management

Tools: Wireshark, Solarwinds, SNMP, Splunk, AirMagnet Spectrum XT, AirMagnet Wi-Fi Analyzer, Cisco Prime, Cisco ISE, Aruba Airwave, Aruba Clearpass, Aruba Central, Ekahau site survey.

Features: SNMP, Syslog, NTP, CDP, TFTP, FTP, SSH.

PROFESSIONAL EXPERIENCE:

Confidential, NYC, NY

Senior Network Engineer

Key Responsibilities:

• Worked on solution, design, development, and implementation of network infrastructure for external clients.
• Converting business requirements into design, and architecture that ultimately constitute the blueprint for solution.
• Providing networking solutions and closely working with external clients to achieve their business goals.
• Implementation of Key customer’s projects & complex projects. Preparing High-Level Design (HLD), Low-Level Design (LLD).
• Monitored and troubleshoot RSTP, EIGRP, MPLS, multi area OSPF and BGP scale issues.
• Manage BGP peering with Server Providers/Customers to ensure only the required IP prefixes and advertised.
• Developed/fixed route redistribution mechanism between BGP and OSPF for large scale international networks.
• Manage and maintain core switches and router to meet the required SLA Worked on Route-Reflectors to troubleshoot BGP issues related to customer route prefixes, BGP route filtering policy problems.
• Design and implement Customers network connections and assign IP addresses and VLANs based on Customers network requirements.
• Assisting in troubleshooting of LAN\WAN issues.
• Performed configuration of SNMP, RADIUS, and TACACS along with other standard global configurations on existing client production routers and switches
• Responsible for stable & structured operations and utilization of information technology resources to achieved service level requirements.
• Utilize Network Analyzer tools and queries to provide system performance statistics.
• Plans, researches, develops, and tests new networking technologies in support of business operations
• Utilize Network Analyzer (Wireshark) tools and queries to provide system performance statistics.
• Participates in the creation, implementation, and continual improvement of standards, processes, and procedures required to deliver high-quality service.
• Document and backup network diagrams and devices configurations.
• Built the project documentation with process flow and Visio Diagrams.
• Provisioning records update and database maintenance.
• Configuring the WLAN, Security policies on Cisco Controllers by Standardizing and integrating them with the ClearPass.
• Configuring and Managing AP’s and WLC’s using Cisco Prime Infrastructure.
• Worked on Predictive and Passive Wireless Site Surveys using AirMagnet for designing of the wireless Access Points and to test the RF heat maps of the individual floors.
• Planning and Provisioning of SONET circuits (T1, T3, DS3, STS-192, STS-48, STS-12, STS-3).
• Planning and Provisioning of CWDM/DWDM circuits

Confidential

Senior Network Engineer

Key Responsibilities:

• Implementation of Key customer’s projects & complex projects. Preparing High Level Design (HLD), Low Level Design (LLD).
• Worked with service provider for Circuit configuration with STIX, ViewQuest, Megaport, Cogent and others
• Configuring the devices with the routing and switching protocols OSPF, BGP, VRRP, STP, VTP, Ether channel, VPN tunnel, VLAN’s, VSS.
• Hardware used during this transition Catalyst’s ASR’s, XR's and Nexus 2K, 5K switches. F5 BIG-IP are used for load balancing at various sites.
• Worked on Route-Reflectors to troubleshoot BGP issues related to customer route prefixes, BGP route filtering policy problems.
• Developed / fixed route redistribution mechanism between BGP and OSPF for large scale international networks.
• Monitored and troubleshoot MSTP, EIGRP, MPLS, multi area OSPF and OSPF scale issues.
• HSRP /VRRP and BGP for inbound and outbound load balancing and fault-tolerance, with respect to the client’s requirements.
• Performed configuration of SNMP, RADIUS, and TACACS along with other standard global configurations on existing client production routers and switches
• Installed and configured protocols like TCP/IP and Internet protocols on WAN network.
• Monitor LAN / WAN/Internet Connectivity, Planning, Designing and Implementation of Enterprise Connectivity.
• Installed and Configured a Cisco secure ACS server for AAA authentication (RADIUS).
• Proficient in design, implementation, management, and troubleshooting of ASA, Fortinet firewalls, IDS/IPS modules, Data Center Migration, F5 Load Balancer.
• Design and Built the new Data Center with multi-homing strategies and new accusations in corporate offices.
• Overseeing other project requirements includes writing staged documents and procedure for supporting engineers.
• Writing Procedural document including Operational Guidelines, Turn over to Production, emergency shutdown, WAN disconnections.
• Involved in Network Separation since they split into two groups include responsibilities to Design Network for new connectivity on various sites LAN & WAN and configuring those including creating Visio diagrams
• Design of WLAN using 3700 Access Points with Hyper Location Module and documenting it for the cabling.
• Documenting the AirMagnet files for better understanding to the customer using the VISIO.
• To do the transmission Planning, Design, Deployment of BITS, SDH, and DWDM backbone MSP ring, ASON network.
• Planning and Provisioning of SDH circuits (STM-64, STM-4, STM-1, DS3, Ethernet over SDH).

Confidential

Senior Network Engineer

Key Responsibilities:

• Configuring the Device with the routing protocols OSPF and BGP.
• Configure VLAN, VTP, spanning tree, EtherChannel on Cisco switches and configure GLBP for gateway redundancy.
• Worked on migrating the WAN and LAN devices as of the new standards by decommissioning the EOL devices.
• Configuring the devices with the switching protocols MSTP, VTP, VLAN’s, VTP, EtherChannel, VSS as required.
• Responsible for troubleshooting and performing the task to upgrade the LAN, WLAN of a retail environment
• Works directly with the Architecture team to evaluate design details and provide information on current and proposed network infrastructure considerations.
• Involved in pre-sales, provisioning and post-sales projects for potential, new and existing customers.
• Plans, researches, develops, and tests new networking technologies in support of business operations.
• To do configuration new metro/IPLC/lambda circuit for new customers.
• To assist my line manager to build up new IP and TDM Voice circuit for new customers with overseas clients and customers.
• To do the transmission Planning, Design, Deployment of BITS & SDH backbone MSP ring, ASON network.
• Planning and Provisioning of SDH circuits (STM-64, STM-4, STM-1, DS3, Ethernet over SDH).
• Planning and Provisioning of SDH/DWDM circuits
• Providing NOC Level 2 & 3 Support consisting of detection, diagnosis, and correction of issues for day-to-day faults.
• Provide Training New Engineers and make a cutover plan as per our Network optimization purpose.
• TDM, MSP, SNCP, EoSDH, EPL, EVPL planning and implementation on Huawei, Ciena, Coriant and ADVA multiplexers.
• Maintain the incident report as per incident in any network issues.
• To prepare daily and monthly maintenance work report to my line manager in our Circuit network.
• Worked on Predictive and Passive Wireless Site Surveys using AirMagnet for designing of the wireless Access Points and to test the RF heat maps of the individual floors.
• Configuring and Managing AP’s and WLC’s using Cisco Prime Infrastructure.
• Configuring the 3700 Access point and 5508 Wireless LAN Controller and Monitoring them by adding to the Cisco Prime Infrastructure.

Confidential

Network Engineer

Key Responsibilities:

• Responsible for the designing and implementation of the WLAN and LAN for the organization.
• Deploying Cisco 3560, 6500 and 4500 chassis switches.
• Configuring the 3700 Access point and 5508 Wireless LAN Controller and Monitoring them by adding to the Cisco Prime Infrastructure.
• Designing the wireless network using AirMagnet survey in the planner mode by conducting a Predictive survey.
• Conduct a Passive survey in AirMagnet to check the signal strength.
• Responsible for Configure and troubleshooting of TCP/IP connection and routing issues across access, distribution, and core layers.
• Configure VLAN, VTP, spanning tree, EtherChannel on Cisco switches and configure VRRP for gateway redundancy.
• Design and configuring of OSPF AND BGP on Distribution and Core layer switches.
• Worked on evaluating the Multiple Vendor (Cisco, Ruckus) radios and signal strength by conducting the multiple tests like Rate vs Range, Wi-Fi Roaming with multiple client devices.
• Configure DNS and DHCP for the network.
• Worked on IOS upgrade projects for cisco Switches and Routers.
• Worked on End of Life (EOL) refresh projects and decommissioning projects.
• Worked on WAN bandwidth upgrade projects.
• Performing and maintaining network devices configuration compliance using Cisco Prime and SolarWinds NCM.
• Providing NOC Level 2 Support for day-to-day faults.
• TDM, MSP, SNCP, EoSDH, EPL, EVPL planning and implementation on Huawei, Ciena and Coriant multiplexers.
• To do configuration new metro/IPLC/lambda circuit for new customers.
• To assist team to build up new IP and TDM Voice circuit for new customers with overseas clients and customers.
• Responsible for generating MOP’s and Design documentation.
• Responsible for DCN design and implementation.
• Responsible for NMS/EMS implementation.
• Monitoring SDH Performance, Weekly & Monthly store data backup.
• Maintain the incident report as per incident in any network issues.