SUMMARY:

• Network Engineer with 8 years of broad experience combined with outstanding ability in planning, design and troubleshooting issues.
• Hands - on experience deploying LAN/WAN and wireless solutions. Solid experience with TCP/IP protocol suite, Cisco routers and switches, MPLS, point-to-point circuits and firewall management.
• Extensive expertise in the implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems.

TECHNICAL SKILLS:

Routing: BGP, OSPF, EIGRP, RIP, Static Routing, Policy Based Routing, Route Filtering, Route Map, Redistribution, Summarization.

Switching: VLAN, Private VLAN, Native VLAN, VTP, STP, PVST+, Rapid-PVST, BPDU Guard, VDC, vPC, Enhance vPC, VSS, Inter VLAN routing & Multi-Layer Switching, Layer 3 Switches, Ether channels.

Various Protocols: MPLS, TCP/IP, HSRP, VRRP, GLBP, DHCP, NTP, CDP, DNS, HTTP, TFTP and FTP.

Network Tools: Cisco Prime, Orion (Solarwinds), Splunk, InfoBlox, QRadar, NetScout, Zenoss, Wireshark.

Various Services: Cisco fabric path, Channelized lines (T1/T3), DS3, Ethernet, Fiber Optic Circuits, Frame Relay, TACACS+, RADIUS, F5 Load Balancing.

Security/Firewalls: Palo Alto (PA-3020), Cisco ASA Firewalls 5585, IPSEC & SSL VPNs, IPS/IDS, DMZ Setup, Cisco NAC, ACL, IOS Firewall features, 802.1x, IOS Security Features.

Operating System: Windows 2012 server, Red hat Enterprise Linux, Windows.

PROFESSIONAL EXPERIENCE:

Network Engineer

Confidential (Washington DC)

Responsibilities:

• Hands on configuration and experience on Cisco ASR 1006, 4451, 4351, 3945, 3845, 2951, 2851 Routers, Cisco 4500, 3800, 3700 catalyst series switches.
• Manage network devices more than 600 Confidential and support more than 50,000 users all over the USA.
• Work on Cisco 4300 and 4400 series router staging and upgrade project. Also, previously upgrade from and from routers for different Confidential .
• Engineered BGP routing attributes (route-map, prefix-list, AS-path, local p) to load balance between multiple links and configured BFD for OSPF and BGP interfaces.
• Work with various courts for circuit migration from T1 to DS3 or DS3 to Ethernet and Ethernet to Ethernet bandwidth upgrade in AT&T /CenturyLink circuit.
• Judiciary network security operation task and troubleshoot using Palo Alto Firewalls (PA-3020) to enhance the security posture for local courts at the WAN edge.
• Maintain high availability active-passive mode and clustered firewall environments using Palo Alto.
• Wireless Migration to flex connect from local mode. Supporting more than 100 sites with Cisco Prime infrastructure management tool.
• Knowledge about MP-BGP and VRF-lite implemented by prefix-list and Route-map.
• Create Bandwidth analysis report using Netscout and Solarwinds netflow tools to make the decision of the court future WAN pipe.
• Implement and troubleshoot data, voice, video, pacernet network in the Judiciary court.
• Configure HSRP from DCN routers to CORE switches in the courts.
• Implement and troubleshoot T1, DS3 and Ethernet circuit for WAN connection in various courts.
• Analyzed and tested network protocols (Ethernet, TCP/IP), also debug the failures using Packet Sniffers tool wireshark.
• Added new prefix-list more than 600 courts CE router to resolve the issue of asymmetric routing when the user VPN into their VDI (Virtual Desktop) machine.
• Meeting participation with team members and other project teams before taking any action for complex, technical troubleshooting steps.

Network Engineer

Confidential

Responsibilities:

• Hands on configuration and experience on Cisco Nexus 7k, 5k, 2k FEX, Cisco 7200, 3900, 2900 series Routers, Cisco 6500, 4500 Catalyst Series Switches.
• Configured Cisco 6509 (sup 720), 4510 (SUP 8), 4507 (SUP 6), 3850, 3750 & 2960 Catalyst Switches for network connectivity.
• Configuring and troubleshooting routing protocols like EIGRP, OSPF and BGP on Cisco routers.
• Worked with Nexus 7010, 5672, 5020 and 2148 devices Virtual Port Channel (vPC) configuration. Experience configuring Virtual Device Context(VDC) in Nexus 7010.
• Experience configuring VIPs, Pools & Health monitor in F5 LTM, GTM series like 6400, 6800.
• ConfigureHSRP, GLBP andVLANTrunking802.1Q, STP, Rapid-PVST, BPDU Guard, Port Security on Catalyst 6500 switches and other access switches. Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, Port-Channel, Port Aggregation(PAgP) & Link Aggregation Control Protocol(LACP).
• Built the stack with existing 3850 and 3750 switches to scale the network.
• Routing policies with route maps, distribution lists, access-list, access-list. Bandwidth management with QoS using Cisco DSCP standard and packet Policing/Shaping.
• Upgrade, Configure, maintain and troubleshoot CAT-OS/IOS/NX-OS different flavor of routers and switches.
• Using wired and wireless network monitoring tools as Orion (Solarwinds), Cisco Prime to find the problem in the network.
• Use Infoblox to reserve IP address and subnet in the network.
• Getting the alert in the email by Orion when wired and wireless network is down or having any connectivity problem in the network.
• Upgrade Cisco Wireless LAN Controller (WLC) 5508 and 2504. Configure the access point and add in the primary and secondary WLC.
• Install and deploy 1g/10g fiber optic uplink connection from CORE switch to distribution/access layer switch.
• Documentation for latest projects and updating diagrams for network changes.

Network Engineer (Contract)

Confidential

Responsibilities:

• Configuration included VLANs & VTP, STP port features, Ether channel, Gateway redundancy using HSRP, GLBP and load balancing.
• Hands on configuration and experience on Cisco 3925, 2921 Series Routers, Cisco 6509, 4507, 3850, 3750 catalyst series switches and ASA 5585 firewall.
• Configure Cisco Nexus 7K, 5K, 2K FEX & 1000 V platforms at various locations.
• Interconnect Nexus 7k Core, Cisco 6500 using vPC and VSS.
• Extensive knowledge in troubleshooting, planning, installing and testing BGP, OSPF, EIGRP, QoS, TACACS+, RADIUS.
• Test, configure, troubleshoot VDC, VPC on Cisco Nexus 7k.
• Configure EIGRP, OSPF as the main IGP in the network. Maintenance involved troubleshooting of EIGRP and OSPF Re-distribution for network related issues.
• Worked on troubleshooting customer related issue to MPLS VPN, CE router configuration, PE-CE link issues.
• Cisco IOS upgrade, manage and install for switch and router.
• Configured BGP in multi-homed environment to provide failover routing over multiple MPLS circuits.
• Install and deploy 1g/10g SFP fiber optic uplink connection LR/SR with single or multi-mode in various devices from CORE.
• Security Engineering tasks including Cisco ASA Firewalls 5585 IPSEC & SSL VPNs, DMZ Setup, IPS/IDS, Cisco NAC, ACL, IOS Firewall configuration.
• Install and maintain Cisco AP’s and Wireless LAN Controller.
• Worked with Q-Rader for firewall rules permit/deny, NetScout for bandwidth utilization, Zenoss for network monitoring tools.

Network Engineer

Confidential

Responsibilities:

• Working knowledge of MPLS, TCP/IP, OSPF, EIGRP, BGP, HSRP, NAT, L2/L3 switching, SNMP.
• Configuration and maintenance of OSPF and EIGRP protocol which was the enterprise IGP. Configuration included deploying of new branch locations or new network devices in the existing infrastructure.
• Re-distribute & configuring Summarization for effective Routing. Using PBR with Route Maps for route filtering.
• Configuring and troubleshooting VLAN, STP, VTP, HSRP, VRRP, Ether channel & Trunking in enterprise switched environment.
• Switching (Layer 2) testing and troubleshooting features like VLAN, Trunking, Tunneling, STP, Link Aggregation, PAGP, LACP, Port security, Load Balancing.
• Planning, coordination and implementation of Branch Office reallocations. That included planning network closets, coordinating with cable vendors for structured cabling and WAN connectivity.
• Maintenance and troubleshooting of connectivity problems using Ping, Trace route.
• Maintaining and providing technical support for Layer 2 and layer 3 devices in the network.
• Responsible for day to day Operation management of Cisco Devices, traffic management and monitoring.
• Network Cabling, dressing, labeling and troubleshooting various network drops onsite.

Network Administrator

Confidential

Responsibilities:

• Network cabling, switch installation, configuration, upgrade and maintenance.
• Maintaining the IP Addressing scheme with allocation of new IP Pools for user subnets and server subnets.
• IP Routing Protocol RIP and EIGRP.
• Install and maintain routers and switches in various network configurations supported VLANs and advanced ACL.
• Administration of Domain Controllers, Active Directory, DHCP Services and Windows Service Pack Installation and Patch’s Management.
• Configured and supported multiple remote site installations.
• Troubleshooting on the devices by remote login to determine the RFO (Reason for outage) and RCA (Root cause analysis) to minimize the consequences of malfunctions.
• Monitoring the NMS system for different Network alert.