SUMMARY

• 5+ years of experience in providing solutions, implementation, configuration and troubleshooting of Cisco Routers and switches, fine tuning of firewalls, VPN configuration, troubleshooting network related problems in Enterprise Network.
• Hands on experience in configuring Cisco Catalyst and Nexus switches and Cisco routers and Load Balancers.
• Experience with various LAN and WAN technologies and protocols like: - TCP/IP, VLAN, VTP, STP, EIGRP, OSPF, BGP, IKE/IPSec VPNs, NAT, DNS, MPLS and access list.
• Knowledge and experience on Protocols such as TCP/IP, SNMP, ICMP, NAT, PAT and also technologies like IPv6, Multicasting and MPLS.
• Firewall technologies including general configuration, risk analysis, security policy, rules creation and modification of Palo Alto.
• Experience in addressing Cisco infrastructure issues, monitoring, debugging like routing, WAN outages, Network Hardware/Software failure, configuration and performance issues.
• Practical experience in Active directory, OU, DNS, DHCP, Group policy, Replication, Active directory domain trust relationship.
• Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability.
• Configuring, Administering and troubleshooting the Palo Alto firewall.
• Ability to Install, Manage & Troubleshoot Large Networks & Systems Administration on Windows & Linux platforms in Development, Lab & Production Environments.
• Configure all Palo Alto Networks Firewall models (PA-2k, PA-3k, PA-5k etc.)
• Also proficient in handling Network Monitoring tools and Packet capture tools, technical documentation and presentation tools and also has excellent analytical, organizational, problem solving & resolution skills.

TECHNICAL SKILLS

Routers: Cisco 7609, 2600, 2800, 3800, 3640, Cisco 3745, 7200 Series.

Switches: Cisco 3500, 4500, 5000, 6500 Catalyst Series Cisco 7000, 2000 Nexus Series

Firewall: Palo Alto

Load Balancer: F5-Big-Ip, LTM, Ax10.

Routing Protocols: BGP, OSPF, EIGRP, VRRP, HSRP, GLBP, and RIP.

Switching Protocols: STP, RSTP, PVSTP, VTP, ARP, and VLAN.

IP Services: DHCP, NAT, VLAN, DNS, FTP, TFTP, LAN/WAN.

WAN Technologies: ATM, ISDN, PPP, MPLS, ATT, 802.11, 802.11a, 802.11b, APLUS.

Network Technologies: IPsec, GRE, NAT/PAT, ACL, IPv4, IPv6.

Operating System: Windows XP, Vista, Windows 7, UNIX, SPLAT (Secure Platform), Linux

PROFESSIONAL EXPERIENCE

Confidential, Philadelphia, PA

Network/Firewall Admin

Responsibilities:

• Working with Network Design and implementation teams on various projects across North America and South America.
• Providing end-user network support for computers, network systems, cisco phones, printers and network peripheral equipment’s etc.
• Involved in Configuring and implementing of Composite Network models consists of Cisco 7200, 3800 series routers.
• Worked on Cisco 6509, 6513 and 4510 switches for LAN requirements that include managing VLANs, Port Security and troubleshooting LAN issues.
• Successfully installed Palo Alto PA-3060 firewalls to protect Data Center and provided L3 support for routers/switches/firewalls.
• Monitor, troubleshoot and support Local Area Networks (LANs) and Wide Area Network (WANs) and ensure network connectivity throughout the organization’s infrastructure.
• Deploying and decommission of VLANs on core ASR 9K, Nexus 7K, 5K and its downstream devices.
• Performed OSPF, BGP, DHCP Profile, HSRP, IPV6, Bundle Ethernet implementation on ASR 9K redundant pair.
• Experience with manipulating various BGP attributes such as Local Preference, MED, Extended Communities, Route-Reflector clusters, Route-maps and route policy implementation.
• Palo Alto Firewall support and deployment.
• Implementing and configuring F5 LTM's for VIP's and Virtual servers as per application and business requirements. Configured multiple IPsec VPN Tunnels to facilitate encryption of data on WAN circuits.
• Configured Security policies including NAT, PAT, Route-maps and Access Control Lists.
• Provide customer service on network related issue to all the employees.
• Implemented Positive Enforcement Model with the help of Palo Alto Networks.
• Reviewing all changes to network configuration for technical accuracy and provide solutions to Multi-Protocol Network problems.

Confidential, San Francisco, CA

Network Engineer

Responsibilities:

• Responsible for entire LAN and WAN maintenance and troubleshooting of the company network.
• Involved in the team of Data Center Operations to perform duties like administration and deployment of Cisco Routers and Switches according to the organization requirements.
• Worked with the data center planning groups, assisting with network capacity and high availability requirements.
• Monitoring and troubleshooting network issues between client site and 85 remote sites with legacy switches and routers.
• Maintained complex LAN/WAN networks with several VLANS and provided support for routing protocols and also providing secure sessions over internet using IPSec and SSL encryption.
• Performing troubleshooting on slow network connectivity issues, routing issues that involves OSPF, BGP and identifying the root cause of the issues.
• Researched, designed, and replaced aging Checkpoint firewall architecture with new next generation Palo Alto appliances serving as firewalls and URL and application inspection.
• Palo Alto design and installation (Application and URL filtering, Threat Prevention, Data Filtering).
• Managed fast Layer 3 switched/routed LAN/WAN infrastructure as a part of Network team. The LAN consisted of Cisco campus model of Cisco 3550 at access layer, Cisco 6513 at distribution/core layer.
• Deployed Nexus 2000 series Fabric Extenders, Nexus 5000 series Fabric Interconnects and 7000 series switches. Deployed features like VPC, VDC, FEX links & OTV.
• Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability.
• Troubleshooting & configuration f complex VLAN, VTP, STP and inter VLAN communication using Switches & Routers.
• Responsible for setting up the infrastructure environment with majority of Cisco & Palo Alto appliances apart from various other equipment.
• Configuration of Router using router protocols RIP, EIGRP, OSPF, BGP.
• Provide help desk assistance for all the company's accounts including onsite visits and remotely management of enterprise networks.

Confidential

Network Engineer

Responsibilities:

• Provided estimated bandwidth requirements for data replication, to best determine adequate timing for migration service levels.
• Planning, installation, configuration and ongoing maintenance of wired networking infrastructure including routers, switches, and configuring all necessary LAN / WAN protocols in support of wireless infrastructure.
• Maximizes network performance by monitoring performance; troubleshooting network problems and outages; scheduling upgrades; collaborating with network architects on network optimization.
• Configuring, managing and troubleshooting networks using routing protocols like RIP, EIGRP and OSPF (Single Area and Multi Area).
• Assisted with troubleshooting all network issues with routers and switches when necessary and consulted with on call tech as needed for client.
• Assisted in network engineering efforts consistent with the infrastructure of an Internet Service Provider and support of such network services.
• Helped in designing and implementation of VLAN for the new users.
• Perform routine network maintenance checks as well as configure and manage printers, copiers, and other miscellaneous network equipment.
• Configuring of IP Allocation and sub netting for all applications and servers and other needs throughout company.
• Install and configure network services like DCHP, DNS, FTP and SNMP.
• Troubleshot the issues related to routing protocols.