SUMMARY

• Network engineering professional with over seven years of experience in network design, implementation, troubleshooting and management of large-scale enterprise networks.
• Extensive experience in Network consulting and Network Designing.
• Experience with Network Implementation, Data Center Migration and Transformation.
• Extensive work experience with Cisco Routers, Cisco Switches, Load Balancers and Firewalls.
• Experience working with 2600, 2900, 3600, 3800,3900, 7200, 7600 series Cisco Routers
• Proficient in configuring Cisco Catalyst 2900,2960, 3560, 3750, 4500, 4900, 6500,6800 series and Nexus 9396,2248, 5548 and 7010 switches.
• Implemented End to End Quality of Service thoughout the network infrastructure and was responsible for policy routing.
• Expert in configuration of Virtual Local Area Networks VLANS using Cisco routers and multi layer Switches and supporting STP, RSTP, PVST, RPVST along with trouble shooting of inter VLAN routing and VLAN trunking using 802.1q.
• Installation, advanced configuration and troubleshooting of Cisco and F5's load balancing devices.
• Expertise in configuration of routing protocols and deployment of OSPF, EIGRP, BGP and policy routing over Cisco routers.
• Implemented redundancy with HSRP, VRRP, GLBP, Ether channel technology LACP, PAgP etc.
• Implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, Route Maps and route manipulation using Offset-list.
• Managed inventory of all network hardware. Management and monitoring by use of SSH, Syslog, SNMP, NTP.
• Network security skills include Telnet, SDM, NAT/PAT, ACLs, AAA, ASA firewall.
• Knowledge in implementing and configuring F5 Big-IP LTM-6400 load balancers.
• Worked on T1/E1/T3 technologies and different LAN WAN technologies
• Performed professional level documentation using Visio diagrams.

SKILLS

EXPERIENCE

Confidential

Center Network Engineer

• Designed and Implemented the Oncor Network Design Layout according to the Company's Standards which includes preparing the LLD and the port assignments.
• Implementing VPLS/MPLS across the Oncor Network for interconnecting the different Data Centers and combine these sites into a distributed LAN Architecture.
• Working on Cisco ASR 1K Series Routers,Nexus 9k,7k,5k,2k, Cat 6880 X-LE and implementing VSS across the Core and Distribution layers.
• Implemented multiple VDC's and VPC's along the 9k,7K and 5K,utilysing VRF's to segregate routing and configuring the FEX modules with the parent switch.
• Configured and Administered Cisco ASA 5585 firewalls which includes setting up the different zones.
• Configured ACLs in Cisco 5585 ASA firewall for Internet Access requests for servers, Protocol Handling, Object Grouping and NAT Control using Object NAT.
• Configured IPSEC-Site-Site VPN to ensure partner connectivity and the remote access VPN's.
• Extensively worked on OSPF connecting multiple areas to the Backbone area, EIGRP along the primary Data Center.
• Migrated the routing protocols from EIGRP domain to OSPF in order to maintain and support multi-vender capability.
• Worked on BGP and peering the CE with the AT T and Century Link MPLS providers using Local pref and AS Path attributes.
• Implemented VPLS and worked on Route Reflectors, Route Targets, LDP,L3VPN's,VRF's exclusively.
• Remedy Ticketing system,Change Management,Incident Management and solving the SR's assigned to me.
• Assisted with the Cisco ACE Load balancer.

Environment: Nexus 9396,7010,5548,5520,2248,Cat 6880,VPC,VDC,VRF,VSS, Cisco ASA, BGP,VPLS,OSPF,EIGRP,QOS,VPM,Solarwinds,STP, VLANS, VTP, Port-Channel, Switch Stacking.

Confidential

Network Data Engineer

• Designed and Implemented Nexus 7K/5K/2K and Catalyst 6500/4900/3750-X in a complex DC Core/Aggregation/Access layer on a 10G backbone in Production and DR Data Center.
• CHI Data Center build utilizing new Cisco Nexus network infrastructure. Installed Nexus 7010 core switches and Nexus 5548 and 2148 server access switches. Configured 7010's with multiple distribution VDC's running EIGRP for route propagation between them.
• Designed and configured IP addressing scheme and eBGP routing strategy for Century Link MPLS network connectivity. Wrote core and remote router configurations and implementation scripts.
• Implemented EEM scripting on the WAN Routers for redundancy and for the Multihoming.
• Working on L3 protocols such as BGP,OSPF and EIGRP also includes static routing and route redistribution.
• Implemented STP, VTP, Port-channel and advanced technologies like VSS on the Cat 6500's, OTV, FCOE.
• Working on Quality of service QOS and class of service COS implementations for business-critical applications and prioritize traffic for voice and other critical applications utilizing classification techniques like DSCP, NBAR ,Traffic shaping and Policing.
• Implement network security for remote access. Tasks includes configuring site to site and clients to site VPN tunnels through multiple Cisco VPN concentrators and Checkpoint firewalls, and maintaining access policies for remote users.
• Setup and maintained CheckPoint security policies including NAT, VPN and Secure Remote access.
• Configured Cisco Voice Security Gateways and implemented the zone based firewall services.
• Responsible for configuration and administration of over 25 firewalls which includes Checkpoint, Juniper and Cisco ASA firewalls.
• Worked extensively in configuring the IPSEC VPN for different CHI sites from the CHI H Q. Details include ACL's, Object NAT, setting up DMZ networks, HA firewalls.

Environment: Nexus 7010,5548,2248,VPC,VDC,VSS,VSG , Cisco ASA, Wireshark,Checkpoint R76,R77,GAiA, Juniper SRX, EEM script,QOS,VPM,Solarwinds,STP, VLANS, VTP, Port-Channel, Switch Stacking.

Confidential

Network Security Engineer

• Strong experience in Networking, including hands-on experience in providing network support, installation and analysis for a broad range of LAN/WAN communication systems.
• Involved in the Team of Data Center Operations to perform duties like administration and monitoring of Cisco Routers and Switches according to the organization requirements.
• Implemented and configured F5 Big-IP LTM-6400 load balancers.
• Worked on the Round Robin,Ratio and Least Count load balancing methods of load balancing and the monitored the pools for performance.
• Deployed Basic to Midlevel irules creation on the load balancers.
• Performed network administration tasks such as creation and management of VLANS, Port security, Trunking, STP, Inter-VLAN routing, and LAN security.
• Configuring and implementing Remote Access Solution: IPsec VPN, AnyconnectVPN, SSL VPN.
• 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.
• Worked on Extensively on Cisco Firewalls, Cisco PIX 506E/515E/525/ ASA 5500 5520/5540 Series.
• Involved in Network Designing, Routing, DNS, IP Subnetting, TCP/IP protocol.
• Worked with Cisco Catalyst 6500, 4500, 3750, 3560, 2960 switches and Cisco 2800, 3600, 3800, 7200, 7600 and ASR series Routers.
• Involved in the team for designing and Configured Nexus 7000/5000/2000 in Top of Rack End of Row Architecture for a Scalable Production Network that supports Rack Blade server architecture in a Multi-Tenancy environment using VPC, VDC VRF
• Experienced in Configuring/Troubleshooting Routing Protocols EIGRP/OSPF/BGP/RIP.
• Installed and Configured A10 AX2500 load balancer as SLB for various application in backend.
• Installed and deployed the Controller based Aruba Wireless Access Point.
• Troubleshoot layer1, layer2 and layer3 technologies for customer escalations.
• IP Allocation Maintenance for users and other needs throughout company.

Environment: Cisco ASA 5540,5520,Nexus 7010,5548,2248,VPC,VDC,Wireshark,AX2500 load balancer, STP, VLANS, VTP, Etherchannel, Portchannel, Access Points, Switch Stacking.