SUMMARY

• Certified Network professional with 7+ years of experience in network design, implementation, support, Routing, switching, firewall technologies and troubleshooting of complex network systems.
• Implemented multiple Cisco Nexus based Data - Center environments, as well as 6500/4500/3750 series switches, 7200/3900/2900/1900 series router.
• Good exposure on Palo Alto, Juniper Netscreen, F5 and SRX Firewalls.
• Well experienced in configuring HSRP, GLBP, ICMP, PPP, PAP, OSPF and SNMP
• Experience in installing and configuring DNS, DHCP server.
• 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)
• Expertise in installing, configuring and troubleshooting Juniper Routers (J, M and MX-series)
• Administration and diagnostics of LAN and WAN with in-depth knowledge of TCP/IP, NAT, PPP, ISDN and associates network protocols and services including good knowledge on UDP, Frame Relay, ATM, bridges, routers, hubs and switches.
• Experience in Configuring Fore Scout Counteract NAC and Cisco ISE Identity Service Engine(ISE)
• Extensive experience in configuring and troubleshooting of protocols RIP v1/v2, EIGRP, OSPF, BGP and MPLS.
• Hands-on experience on Up-gradation of Cisco IOS on different Cisco devices and modules.
• Expertise in configuring and troubleshooting of Juniper NetScreen & SRX Firewalls and their implementation Experience in site-to-site and remote access VPN solutions.
• Experience working with Nexus 7K, 5K and 2K.
• Knowledge on Load Balancer F5 LTM, GTM series like 6400, 6800, and 8800.
• In-depth knowledge and hands-on experience in ISP Routing Policies, Network Architecture, IP Sub netting, VLSM, FT1 / T1 / FT3 /T3 SONET POS OCX.
• Extensive experience in dealing with Vendors for MPLS/DSL installations.
• Troubleshooting complex datacenter environment, resolved many critical Severity 1 incidents.
• Highly- organized; conducts effective scrum sessions.
• Great fundamental understanding of business principles.
• Endeavors to build a safe environment and promote a productive culture for work.
• Exposure to data center environment.
• Extensive knowledge and hands-on experience of LAN, WAN, and telecommunication equipment, understanding of all OSI layers from application to physical, knowledge of RIP, OSPF and BGP, and experience with bandwidth utilization monitoring require
• Works to remove all impediments and obstructions to the team’s progress.

TECHNICAL SKILLS

• Cisco Cat-OS, IOS, Juniper Netscreen, HP Procurve switching, Windows flavors
• Solar winds, HP NNMi 8xi (Network Node Manager), Netflow, MRTG and PRTG
• Ethereal/Wireshark, TCPDump
• Cisco Router 1700, 1900, 2500, 2600, 3600, 7200, HP Procurve switches, ASR series routers
• Cisco 6500 Series Switches (both 6513, 6509), Cisco 4500 Series, Cisco 4006, Cisco 3750 and Cisco 3550
• Abundant experience in handling a 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
• Cisco ASA 5505, Pix and ASA 5510
• Good understanding about how Service Provider network works, WAN Technologies in ISP, MPLS, etc.
• Implemented OSPF and BGP for multiple networks
• Extensive knowledge in implementing Frame-relay, Point to Point, MPLS and IPSEC tunnels

PROFESSIONAL EXPERIENCE

Confidential, Webster, NY

Sr. Network Engineer

Responsibilities:

• Involved in Implementation, analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems. We provided the daily support for problems/incidents/ changes and the highest level of technical knowledge in the operations management, support and implement of complex network technologies.
• Support and manage logical and physical network architectures, resulting documents and drawings, testing analysis, test plans and risk assessment of the network.
• Performed troubleshooting, while maintaining trouble ticket tracking, following internal/external escalation procedures and customer notifications.
• Configured, troubleshoot and administered various technologies: BGP, OSPF, DMVPN, VDC, VPC, STP, IPv4, IPv6, unicast/multicast.
• Deploys, configures and supports all equipment used in Rodale’s LAN, WAN and WIFI infrastructure (primarily Cisco), including the device operating system and network management tools
• Experience working in a customer facing capacity and excellent communication skills
• Managed fast Layer 3 switched/routed LAN/WAN infrastructure as a part of Network team.
• Hands-on experience with WAN (ATM/Frame Relay), Routers, Switches, TCP/IP, Routing Protocols (BGP/OSPF), and IP addressing.
• Working experience with 2600, 2800, 3600, 3800 and 7200 series routers.
• Experience in working with Cisco Nexus Switches and Virtual Port Channel configuration.
• Used multiple network monitoring tools like Solar Winds, Wireshark for supporting the existing core network environment and devices.
• Work also included Configuring, Monitoring and Troubleshooting Cisco's ASA 5500 and Checkpoint Firewalls.
• Basic knowledge of F5 load balancer.
• Plan and execute major or complex change to all support network devices, participate in planning and executing changes for enterprise IOS upgrades for all support devices.
• Participate in managing complex problems, RCA's supporting global systems and support teams.
• Expertise in Layer-2 Ethernet Switching deployment with technologies like STP, RSTP, PVST, RPVST along with troubleshooting of inter-VLAN routing and VLAN Trunking using 802.1Q. Hands on troubleshooting experience with First Hop redundancy protocol like HSRP and GLBP.

Confidential - Charlotte, NC

Senior Network Engineer

Responsibilities:

• Configuring & managing around 500+ Network & Security Devices that includes Cisco Routers & Switches, Nexus Switches, Juniper and Palo Alto Firewalls.,,
• Regular upgrade and maintenance of Infrastructure, Installing, configuring, and maintaining Cisco Switches (2900, 3500, 7600, 3700 series, 6500 series) Cisco Routers (4800, 3800, 3600, 2800, 2600, 2900, 1800, 1700, 800) Cisco Router and Switches, Juniper Routers
• Configuring various BGP attributes such as Local Preference, MED, Extended Communities, Route-Reflector clusters, Route-maps and route policy implementation
• Deployed the Nexus 7000/5000/2000 architecture into production securing competitive advantage across multiple verticals
• Technology Company providing installation and maintenance on a wide range of telecommunications and network equipment.
• Configuring, implementing and troubleshooting VLAN's, VTP, STP, Trunking, Ether channels.
• Expertise in maintenance of layer2 switching tasks which advocate VLAN, VTP, STP, RSTP, PVST, RPVST, configuring of ether channel with LACP and PAGP along with troubleshooting of inter-VLAN routing.
• Packet capturing, troubleshooting on network problems with Wireshark, identifying and fixing problems.
• Implementing, configuring, and troubleshooting various routing protocols like RIP, EIGRP, OSPF, and BGP, performing network monitoring, providing analysis using various tools like Wireshark, Solar winds, etc.
• Cisco ASA/Checkpoint Firewall troubleshooting and policy change requests for new IP segments that either come on line or that may have been altered during various planned network changes on the network.
• Responsible for Cisco ASA 5500 firewall administration, Rule Analysis, Rule Modification.
• Generating RCA (Root Cause Analysis) for critical issues of layer1/layer2/layer3 problems.
• Migration Network, Firewall and F5 Load Balancer infrastructure from one data-center to another data center
• Security policy review and configuration in Palo Alto and Juniper SRX Firewall in US offices and Datacenter.
• Converting CatOS to Cisco IOS Config Conversion on distribution layer switches.
• Convert Branch WAN links from TDM circuits to MPLS and to convert encryption from IPSec/GRE to GetVPN.
• 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.
• Involved in Configuration of Access lists (ACL) on Juniper and Palo Alto firewall for the proper network routing for the B2Bnetwork connectivity.
• Monitor telecom Service Ticket queue for new or open service requests.
• Maintain telecom profiles for in-house and virtual agents/new employees in all voice applications.
• Have completed two Business integrations with a very strict time line and gained some very good knowledge in understanding the road blocks in Network integration and feasible methods to fix it.
• Have maintained Riverbed for the North American offices.
• Collaborated closely with the Product Owner (PO) with respect to managing the pr0oduct backlog.
• Provided servant leadership approach to the team; extended support whenever possible and led by example when needed.
• Managed new product features and improvements in terms of scope and quality.
• Strong interpersonal skills with the ability to build effective working relationships and mentor others

Confidential - Columbus, OH

Network Engineer

Responsibilities:

• Maintained and supported datacenter operations, LAN/WAN architecture, network monitoring, server and network hardware, software, and applications.
• Testing routers and modems, troubleshoot issues related to broadband technologies for Residential and Business Customers.
• Directed new cabling projects for renovated facilities and provided for the organization's daily telecommunications needs.
• Experience in working and designing configurations for vPC, vPC domain, vpc peer-gateway, vPC peer-switch, auto-discovery and vPC single sided, vPC double sided, NX-OS, VFR, Otv, fabric path.
• Configured CIDR IP RIP, PPP, BGP, MPLS and OSPF routing.
• Involved in the configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4. Configured IP access filter policies.
• Worked closely with management and product development team to effectively plan the delivery of software solutions to clients.
• Conducted cross-functional collaboration with engineering, product management, and quality assurance departments.
• Upgrading Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Support customer with the configuration and maintenance of PIX and ASA firewall systems.
• 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.
• Deploying and decommissioning the TOR switches and their respective software upgrades
• Configured BIG IP (F5) Load balancers and also monitored the Packet Flow in the Load balancers.
• Provided level 3 support for Commercial Data Center clients and other IT departments
• Experience with upgrading SUP1 to SUP2 on cisco Nexus 7000 Series Experience working with Nexus 7010, 5020, 2148, 2248 devices
• Created Visio Dean/Visio Documentation to give complete picture of network design for each building.
• Involved in the removal of EIGRP from all devices and making OSPF the primary routing protocol.
• Deploying and decommissioning the VLANs on core ASR 9K, Nexus 7K, 5K and its downstream devices.
• Configuring IPSEC VPN (Site-Site to Remote Access) on SRX series firewalls.
• Experience in working with Nexus 7010, 5548, 5020, 2148, 2248 devices.
• Involved in importing the ASA rules to Palo Alto Networks Firewall rules.
• Created different VSYS for different departments of the Building.
• Replaced the ASA 5520 with PA-5050 in High Availability.
• 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.
• Responsibility for the data center environment including network infrastructure, cabling, rack space, and power management.

Confidential - Chicago, IL

Network Engineer

Responsibilities:

• Designed perimeter security policy Implemented Firewall ACL’s; allowed access to specified services; Enabled IDS/IPS signatures in Firewall & fine-tuned TCP & UDP.
• Involved in Installing and Configuring a Cisco/Microsoft secure ACS server for AAA authentication (RADIUS/TACACS+).
• Experience working with Juniper T-Series, M-Series, MX-Series, J-Series Routers.
• Configured Cisco 7204 routers which were also connected to Cisco ASA Firewall (5505) security appliances providing perimeter based firewall security.
• Configured Client VPN technologies including Cisco’s VPN client via IPSEC.
• Was responsible for designing and implementation of customer’s network infrastructure.
• Handled switching related tasks included implementing VLANS, VTP and configuring Fast-Ethernet channel between switches.
• Achieved proficient in Adaptive Security Device Manager (SDM) and used it while performing security audit on routers.
• Configured and Maintained the Local Network using 2900, 6500 series Switches and 2800 series Routers.
• Configured and installed the 3600 series Router.
• Implemented Site-to-Site VPNs over the Internet utilizing 3DES, AES/AES-256 with ASA Firewall 5505.
• Experience of working with F5 Load Balancer.
• Configured Protocol Handling, Object Grouping and NAT on ASA Firewalls (5505).
• Configured Firewall logging, DMZs and related security policies and monitoring.
• Designed, Implemented and configured HSRP on different location of office on the switched Network and Managed the Entire multilayer switched network.
• Implemented and Maintained Routing Protocols EIGRP and OSPF in the Network.
• Spearheaded meetings & discussions with team members regarding network optimization and regarding BGP issues.
• Troubleshoot latency and throughput issues on MPLS and Dedicated Internet Access circuitsment which is built out of Verizon MPLS with Juniper Cisco 2600/Juniper SSG5 devices.

Confidential - Little Rock, AR

Network Engineer

Responsibilities:

• Hands on experience with Cisco 3500, 2950 series equipment and configuring and deploying from scratch and fixing them with various modules like Gigcard, T1-WIC card and other modules.
• Experience in deploying EIGRP/BGP redistribution and the changing the metrics for the primary and backup paths for the packet prioritization and EIGRP tuning
• Involved in designing data communications and networks utilizing that utilize a mixture of frame relay, point to point T1, T3 & OC3 lines.
• Involved in designing and applying QOS to 2600 series routers for all the branches.
• Experience in configuring routing protocols like EIGRP, RIP v2, OSPF & BGP and Cisco ACS protocols like RADIUS and TACACS.
• Coordinated with senior engineers with BGP/OSPF routing policies and designs, worked on implementation strategies for the expansion of the MPLS VPN networks.
• Involved in IP Quality of Service (QoS) implementation including Priority and Class-Based Weighted Fair Queuing, IP Precedence, Differ.