OBJECTIVE

• Seeking a challenging position as a Network Engineer in a progressive organization where I can imply my technical skills, academic knowledge and experiences in the best possible way.

S UMMARY:

• Seeking a challenging position as a Network Engineer in a progressive organization where I can imply my technical skills, academic knowledge and experiences in the best possible way.
• A dedicated Professional with 8 years of expertise, in Implementation, Administration, Operations and Troubleshooting of enterprise data networks as a Network Engineer.
• Extensive work experiences on Cisco Switches, Cisco Routers, Load Balancers & Cisco Firewalls
• 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.
• Experience working with 2600, 2900, 3600, 3900, 7200, 7600 series Cisco Routers
• Hands on experience in troubleshooting of inter - VLAN routing and VLAN Trunking using 802.1Q.Implemented gateway redundancy with HSRP and GLBP
• 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)
• Expertise in configuring and deployment of routing protocols-OSPF, EIGRP, BGP, Policy-based routing over Cisco Routers, configuring and troubleshooting route redistribution.
• Implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, Route Maps and route manipulation using Offset-list
• Comprehensive expertise in the implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems

TECHNICAL SKILLS

Routers: Cisco 7600, 7200, 3800, 3600, 2900, 2800, 2600

Routing: OSPF, EIGRP, BGP, RIP v1/v2, PBR, Route Filtering, Redistribution, Summarization, and Static Routing.

Switches: Nexus 2K/5K/7K, Cisco Catalyst 6500, 4500, 3850,3560, 3750, 2960

Switching: LAN, VTP, STP, PVST+, RPVST+, Inter VLAN routing & Multi-Layer Switch, Etherchannels, Transparent Bridging.

Load Balancer: F5 Networks (Big-IP) LTM 8950.

LAN: Ethernet (IEEE 802.3), Fast Ethernet, Gigabit Ethernet

WAN: PPP, HDLC, Channelized links (T1/T3), Fiber Optic Circuits, Frame Relay.

Gateway Redundancy: HSRP and GLBP

Various Features & Services: IOS and Features, SNMP, SYSLOG, DHCP, CDP, TFTP, FTP.

Network Management: Wireshark, SNMP.

PROFESSIONAL EXPERIENCE

Confidential - Mount Laurel, NJ

Network Engineer

Responsibilities:

• Handling network incidents of both wired & wireless infrastructure for all MSIT global branches.
• Experience in Configuration and troubleshooting of routing protocols (OSPF, BGP),
• 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.
• Performed Nexus In-Line Service upgrades and deployed advanced nexus features VPC and VDC. BGP routing & WAN link troubleshooting on cisco ASR9ks in MSIT Datacenters & on 6500 devices in specific MSIT branches.
• Performed attribute manipulation in BGP multi-homed scenario using attributes like AS-Path, MED, Local Preference and weight.
• Worked on FortiGATE firewalls (Build 3745) to capture and analyze the traffic for any port or subnet block.
• Able to identify the issues in F5 BIG IP LTM 8950 in transit path and worked towardsrestoring network connectivity.
• Performed OS upgrades & device replacements on several cisco devices ( 6500, Nexus 2K, 3K, 5k and 7k series switches)
• Took the responsibility of handling all Wireless incidents such as connectivity issues, slow performance, limited connectivity, and Signal strength & interference issues. Products include Aruba AP 200, 130, 70 series & 7000, 6000, 3600 series of mobility controllers.
• Replaced the wireless controllers & terminating access points in redundant path to avoid any outage to Wireless clients.
• Analyzing packet capture in Wireshark to drill down and to find the root cause of latency related and other strange application behaviors.
• Used internal network monitoring tools (nmtools,HPNA) to ensure network connectivity and Protocol analysis tools to assess the network issues
• Break-fix activities including device or component replacements, traffic offloading and load balancing, working with multiple vendors to analyze unexpected behavior of network devices, and to resolve complex cases.

Confidential, Hartford

Network Engineer

Responsibilities:

• Primary responsibilities included performing move add changes to network following standard ITIL ticketing process.
• Involved in migration from Cisco Catalyst 6513 switches with Sup 720 to Nexus 7009 with Nexus 7000 Supervisor 2E, F&M line cards in data center with features like VPC and VDC’s.
• Set up VSS cluster, ether channel, VLAN trunking, VTP and inter - VLAN routing on Catalyst 6509 and 6513 switches.
• Responsible for configuring Cisco router 7000, 3800, 2800 series. Configurations involved routing protocols like OSPF, BGP, and EIGRP.
• Involved in Switching technology Administration including creating and managing VLANS, Port security, Trunking, RPVST+, Inter-VLAN routing, LAN security etc.
• Configured STP, RSTP in the Access Layer Switches (2950, 2960, 3750 and 3550) as a loop prevention mechanism, configured Port-security, Private-VLANS for maintaining loop free and secure environment.
• Implemented port aggregation & link negotiation using LACP and PAGP.
• Provided proper documentation to maintain accountability and priority of installation during the migration. Ensured proper documentation was delivered to Change Management team, Incident Management.
• Expertise in deploying BGP multi-homed network using AS-Path, MED, etc
• Experience in working with F5 BIG-IP LTM and Cisco CSM load balancing technologies.
• Worked on ASA Firewall rule management as part of network operations to take care of Firewall ACL requests.
• Worked on commissioning WAN links and troubleshooting WAN outages.
• Performed Nexus In-Line Service upgrades and deployed advanced nexus features VPC and VDC.
• Used internal network monitoring tools to ensure network connectivity and Protocol analysis tools to assess the network issues causing service disruption.

Confidential

Network Engineer

Responsibilities:

• Configured RIP and EIGRP on 2600, 2900 and 3600series Cisco routers
• Involved in troubleshooting of DNS, DHCP and other IP conflict problems
• Implemented VTP and Trunking protocols (802.1q and ISL) on 3560, 3750 and 4500series Cisco Catalyst switches
• Provided on-call support for installation and troubleshooting of the configuration issues
• Configured Standard, Extended, and Named Access Lists to allow users all over the company to access different applications and blocking others
• Planned and implemented Subnetting, VLSM to conserve IP addresses
• Configured STP for loop prevention and VTP for Inter-VLAN Routing
• Performed troubleshooting of connectivity problems using PING, and Trace route
• Provided Technical support for improvement, up gradation, and expansion of the existing network architecture
• Done troubleshooting of TCP/IP problems and connectivity issues in multi-protocol Ethernet environment.
• IOS upgradation 1900, 2900, 3500 series Cisco Catalyst switches and 2500, 2600, 3600 series Cisco routers using TFTP