PROFESSIONAL SUMMARY:

• Strategically - minded and customer-oriented Network Engineer with 6+ years of professional experience, Performing Network Analysis, Design, Implementing, Troubleshooting with focus on Performance Tuning and support of large Networks.
• Experience in Cisco Routing and Switching using 3600, 3700, 3800, 5300, 6500, 7200, 7600, Nexus 5K, &2K, ASR 9000, 1000 series routers.
• Experience in configuring and troubleshooting of static and dynamic routing protocols such as RIP v1/v2, EIGRP, OSPF, IS-IS BGP and MPLS
• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether channel, STP, RSTP and MST
• Good knowledge and hands-on experience on OSI model, TCP/IP, Subnetting, VLSM, ARP, reverse & proxy ARP, Ping Concepts
• Hands-on experience with MPLS, VPN, WLAN technologies
• Good understanding of protocols like HSRP, GLBP, VRRP, ICMP, IGMP, PPP and SNMP
• Implemented traffic filters using Standard & Extended access-lists, Distribute-Lists & Route Maps
• Experienced in F5 Load balancer administration
• Scripting for automation of processes for Windows Servers. Familiarity with main script languages like Power Shell, Shell, Perl
• Network monitoring and testing from Operation Center (NOC) from a network management perspective
• Experienced in ensuring efficient network operations to prevent user outages
• Addressing performance bottlenecks and ensuring maximum uptime
• Strong written and oral communication skills in English
• Advanced problem-solving capabilities to identify complex issues, review possible solutions, and implement those solutions
• Configure, verify, and troubleshoot IPv4 addressing and subnetting
• Configuration of static routing and dynamic routing (RIP, RIP -V2, EIGRP, OSPF)
• Configuration of Access control list (ACLs)
• Good knowledge of OSI and TCP/IP model

CORE COMPETENCIES:

Routers: Cisco 7206, 7301, 2800, 2600,3800,4500, Juniper, Nexus 5K, &2K, ASR 9000, 1000

Switches: Cisco 3750, Cisco 2950, Cisco 2950, Cisco 1900 Protocols RIP, EIGRP, OSPF, BGP, TCP/IP

Switching: VLAN, VTP, STP, RSTP

Gateway Load Balancing: HSRP, VRRP, F5 Networks

Firewall & Security: Checkpoint, Cisco ASA, ASA 5505 Firewall

AAA Architecture: TACACS+, RADIUS

Tool: Used: Putty, HP Open View (Alarm monitoring), Clarity (Ticket management), Smarts, Remedy Microsoft Office

WORK EXPERIENCE:

Confidential

Network Administrator

Responsibilities:

• Inspected equipment such as routers, switches, and fiber optic cables to identify broken equipment and inducted it into maintenance for repairs
• Configuring Static, IGRP, EIGRP, and OSPF Routing Protocols on Cisco 1600, 2600, 2800, 3600, 7300 series Routers
• Configured VLAN’s, Private VLAN’s. Configured ASA 5510 appliance and VPN
• Converted Checkpoint VPN rules over to the Cisco ASA solution
• Participated in resolution of Cisco switches and routing issues
• Built B2B VPN connections to 3rd party vendors for access to branch facility and D Confidential Center applications
• Implement changes to the firewall rule base, network routing tables and ACL to allow only authorized users to access the servers
• Checkpoint Firewall Log review & analysis and troubleshoot connectivity issues
• Configuring HA on Checkpoint security gateways using cluster XL and VRRP
• Secure configurations of load balancing in F5, SSL/VPN connections, Troubleshooting
• CISCO ASA firewalls, and related network security measures
• Network optimization like traffic balancing on routers
• Creation, management and maintenance of d Confidential base of network topology using
• Microsoft Visio

Confidential

Network Administrator

Responsibilities:

• Lead the network operations team and responsible for adhering to the defined SLA
• Deploying Cisco routers and switches such as 7200, 3800, 3600 and 3500, 4500
• Troubleshooting on PE routers and CPE (Cisco 7206, 7301, 2800, 2600,3800,4500) routers for respective issues
• Inspect routers, switches.
• Monitor and maintain systems at all times to ensure zero outages
• Analysis of LAN/WAN traffic. Maintain uptime of network devices
• Monitoring & troubleshooting of WAN and LAN links, DC/DR links, internet links, MPLS links, Branches VSAT links, Leasline links
• F5 load balance administration. Creating user profiles on F5 load balancers based on assigned privileges
• Resolve the Call Queue of HPSM which were lodged by users for network issues
• Timely resolution of all Incidents within SLA
• Maintain Risk Tracker to highlight the risk in customer network environment and suggest the mitigation plan to avoid the risk involved
• Closely coordinate with all the stakeholders/ PL/ Vendors and report weekly status to all stakeholders
• Escalating customer problems to management and support groups utilizing standard escalation model

Confidential

Network Engineer

Responsibilities:

• Installation, configuration & maintenance of network devices, routers, firewalls, switches
• Configuring and troubleshooting Network Elements- Cisco Router of 7200, 7500, 3600, 2500 series, Juniper M series, Huawei routers etc.
• Responsible for configuration, maintenance, and troubleshooting of dynamic routing protocols: BGP, OSPF & EIGRP on Cisco Routers 7613, 7201, and 3945E
• Configure access control list on cisco switches
• Recommend, schedule, and perform network improvements, upgrades, and repairs in coordination with other teams and field engineers
• Analyzing routing-based issues due to slow network connectivity. Majorly focusing on cisco protocols like OSPF, EIGRP and identifying the root cause analysis of the issues.
• Bandwidth utilization check for Customers on weekly basis
• Troubleshooting MPLS VPN Enterprise customer’s network for link down, High latency, Packet drops, and Routing issues
• Monitor network connectivity and network bandwidth utilization through MRTG software, Smarts and Remedy. Provide network performance statistics and reports to stakeholders
• Responsible for submitting RCA to customers in case of downtime
• Worked with engineering team to resolve tickets and troubleshoot L3/L2 problems
• Responsible for remote management by using Telnet, Net Meeting, Team Viewer & remote desktop sharing