SUMMARY

• 8 years of professional experience in Network Planning, Implementing, Configuring, Troubleshooting and testing of networking system on both Cisco and Juniper devices.
• Experience with the escalation problems for Routing, Switching and WAN connectivity issues using different ticketing systems.
• Experience working on routing protocols like EIGRP, OSPF, and BGP
• Worked on Cisco 7200, 3800, 3600, 2800, 2600, 1800 series Routers andCisco 2900, 3500,4500, 5500, series switches
• Worked on MX - 80, MX-480, SRX-100, SRX-110, SRX-550 and EX-4200 Juniper devices.
• Experience in the setup of Access-Lists, and tunnel installations
• Experience working with Palo Alto Firewalls.
• Enhanced level of experience with OSPF, BGP, and MPLS.
• Hands-on experience in using network stimulator tool OPNET.
• Performed software upgrades, IOS-XR upgrades, IOS-XR SMU upgrades on Cisco 12000 routers
• Designing, Implementing and Troubleshooting Cisco Routers (800,2800,2600,3800,7600) using Static, IGRP, OSPF, EIGRP & experience with Cisco PIX & ASA devices
• Strong knowledge in HSRP, VRRP redundancy Protocols.
• Experience in Network Management Tools and sniffers like SNMP, HP-Open view, Wireshark and Cisco works to support 24 x 7 Network Operation Center.
• Experience in physical cabling, IP addressing and subnetting with VLSM, configuring and supporting TCP/IP, DNS, installing and configuring proxies.
• Experience with Apache Tomcat application server.
• Experience with IBM WebSphere Application Server.
• Excellent hands-on experience on Cisco ASR9000, Carrier Routing System(CRS 1/3), CRS-X, Nexus 7000, Nexus 6500, 4500 3560, 4500, 3800, 2800 and 2900 series Switches & routers
• Good knowledge of CISCO NEXUS data center infrastructure with 5000 and 7000 series switches includes (5548, 7010) including CISCO NEXUS Fabric Extender (223, 2248)
• Hands-on Experience with CISCO Nexus 7000, Nexus 5000, and Nexus 2000 platforms.
• Great team player and able to work under pressure 24x7 duty rotation.

TECHNICAL SKILLS

Protocols: EIGRP, OSPF, IS-IS, IGRP, HSRP, VRRP, GLBP, LACP, PAGP, DNS, SMTP, SNMP, FTP, TFTP, LPD/TDP, WLAN, 802.11/802.11 e, WEP, POP3 LADP,TNS.

LAN Technologies: Workgroup, Domain, HSRP, DHCP, Static, VLAN, STP, VTP, Ether Channel, Trunks.

WAN Technologies: Leased Line, Frame Relay, ISDN, PPP, HDLC, ATM, SONET, Metro Ethernet.

Network Products: CISCO Routers 1700, 1800, 2500, 2600, 2800. CISCO High End Router 3600, 3800, 7200, 12010. Cisco Routers (76xx,ISR,GSR,CRS) CISCO Switches 1900, 2950, 2960. CISCO Campus Switches 3550XL, 4984 Core Catalyst 4503, 4507 RE, ASR 1002. 6500, 4506, 4510 Catalyst 6500/6503/6507. MX-80, MX-480, SRX-100, SRX-110, SRX-550 and EX-4200 Juniper devices.

Security & VPN: PIX 500 Firewall, ASA 5585 Firewall, AIP SSM, CSC SSM, FWSM, Fortigate, CISCO CSM, ACL- Access Control List, IPS/IDS, NAT, PAT, CISCO ACS, Check point, sonicwall, RSA SecureID, SRX,SSG series firewalls.

Authentication: RADIUS, TACACS+, Digital certificates

Monitoring Tools: Wireshark, Nmap, Nessus, OpManager, PRTG Packet Sniffer

Servers: Domain servers, DNS servers, WINS servers, Mail servers, Proxy Servers, Print Servers, Application servers, FTP servers, Avocent Console server.

Operating Systems: Windows NT 4.0 (Desktop/Server), Windows 2000/2003/2008 server, Windows XP/7, LINUX, Solaris, Red Hat, Active Directory, UNIX,junos.

Languages: C, C++, .Net, Java, J2EE, XML, SQL

Scripting Language: HTML, Java Script, CSS

PROFESSIONAL EXPERIENCE

Confidential, Seattle, WA

Network Engineer

Responsibilities:

• Experience with configuring Cisco 6500 VSS in Distribution layer of the Data center network
• Configuration and Administration of Cisco and Juniper Routers and Switches
• Experience working with Nexus 7010, 5548, 5596, 2148, 2248 devices.
• Deploying and decommission of VLANs on core ASR 9K, Nexus 7K, 5K and its downstream devices.
• Implemented Site-to-Site VPNs over the internet utilizing 3DES, AES/AES-256 with ASA and JUNIPER SRX Firewalls
• Performing administrative tasks with Palo Alto Networks (Panorama) including Security, NAT policy definitions; application filtering; Regional based rules; URL filtering, Data filtering, file blocking, User based policies.
• Selecting appropriate AWS service to design and deploy an application based on given requirements
• Migrated complex, multi-tier applications on AWS
• Define and deploy monitoring, metrics and logging systems on AWS
• Involved in Configuration of Access lists (ACL) on Juniper and Palo Alto firewall for the proper network routing for the B2Bnetwork connectivity
• Migrated the policies from Cisco ASA firewall to Palo Alto Firewall
• Experience with setting up MPLS Layer 3 VPN cloud in data center and also working with BGP WAN towards customer
• Involved in Configuring and implementing of Composite Network models consists of Cisco7600, 7200, 3800series and ASR 9k, GSR 12K routers and Cisco 2950, 3500, 5000, 6500 Series switches
• Configure and troubleshoot Juniper EX series switches and routers
• Migrated Juniper EX series switches to Cisco 3500 series and 6500 series switches
• Experience with moving data center from one location to another location, from 6500 based data center to Nexus based data center
• Ensuring full redundancy of circuits are available throughout the MPLS core backbone to network nodes and data centers on the CRS-1/8
• Involved in Implementation and Configuration (Profiles, I Rules) of F5 Big-IP C-4400 load balancers.
• Automated network implementations and tasks and designed monitoring tools using python scripting
• Advanced expertise and hands-on on Cisco IOS-XR software platform on Cisco 12000 series routers
• Involved in Configuring and implementing of Composite Network models consists of Cisco7600, 7200, 3800series and ASR 9k, GSR 12K routers and Cisco 2950, 3500, 5000, 6500 Series switches
• Experience working with ASR 9000 series switches with IOS-XR
• Network security including NAT/PAT, ACL, and ASA Firewalls.
• Experience with F5 load balancers to provide Land Balancing towards Access layer from core layer and configuring F5 LTM both by GUI and TMSH/CLI and Cisco load balancers (CSM, ACE and GSS).
• Experience with frameworks such as Node JS, Angular JS, Queueing frameworks such as RabbitMQ, Caching frameworks such as Redis
• Experience with large systems software design and Java
• Experience in using an application framework such as Spring.
• Well Experienced in configuring protocols HSRP, GLBP, ICMP, IGMP, PPP, PAP, CHAP, and SNMP.
• Installation and Configuration of Cisco Catalyst switches 6500, 3750 & 3550 series
• Configuring BGP, MPLS in Cisco IOS XR.
• Worked on IOS-XR software upgrades on Cisco 12000 routers, JunOS upgrades on Juniper M320 and T640 routers.
• Switching tasks include VTP, ISL/ 802.1q, IPSec and GRE Tunneling, VLANs, Ether Channel, Trunking, Port Security, STP and RSTP.
• Conversions to BGP WAN routing. Which will be to convert WAN routing from OSPF to BGP (OSPF is used for local routing only) which involves new wan links.
• Convert Branch WAN links from Point to Point circuits to MPLS and to convert encryption from IPSec/GRE to GetVPN.
• Involved in configuring Juniper SRX 550, Cisco ASA 5585 firewall and PALOALTO 5050 firewall

Confidential, Strongsville, OH

Network Engineer

Responsibilities:

• Working in high availability Nexus Environment and provide Level 3 Network Support.
• Configuring, upgrading and verifying the NX-OS operation system.
• Converting PIX rules over to the Cisco ASA solution.
• Experience with Network Automation using Python
• Configuring rules and Maintaining Palo Alto Firewalls & Analysis of firewall logs using various tools
• Experience with deployment of Palo Alto firewalls for different NAT, video conferencing traffic
• Performing administrative tasks with Palo Alto Networks (Panorama) including Security, NAT policy
• Experience with deployment of Palo Alto firewalls for different NAT, video conferencing traffic
• Worked with F5 Load Balancers and their Implementation in various Networks.
• Implementation and configuration of F5 Big-IP LTM-6400 load balancers
• Configuring IPSEC VPN (Site-Site to Remote Access) on SRX series firewalls
• Monitoring and troubleshooting Juniper SRX210/650, EX 4200/4500/8200 series devices.
• Translating Cisco IOS Route maps to Cisco IOS XR Routing policies.
• Working with Cisco Nexus 2148 Fabric Extender and Nexus 5500 series to provide a Flexible Access Solution for datacenter access architecture.
• Ensuring problems are satisfactorily resolved in a timely manner with focus in providing high level of support for all customers.
• Working with Juniper JUNOS operating system and working on M and MX series routers.
• Configuring HSRP between the 3845 router pairs of Gateway redundancy for the client desktops.
• Configuring GLBP, VLAN,VTP's, Trunking 802.1Q, STP, Port security on Catalyst 6500 switches.
• Configuring, Monitoring and Troubleshooting Cisco’s ASA 5500Converting Cisco IOS to Cisco IOS XR configurations.
• Configuring Virtual Device Context in Nexus 7010.
• Working on a broad range of topics such as routing and switching, dedicated voice access, planning and implementation, large-scale high-visibility outages, change management coordination, proactive monitoring and maintenance, disaster recovery exercise and core network repairs.
• Involved in L2/L3 Switching technology administration including creating and maintaining VLANs, Port security, Trunking, STP, Inter Vlan Routing, LAN security.
• Working on security levels with RADIUS, TACACS+.

Confidential, Chicago, IL

Network Engineer

Responsibilities:

• Involved in configuration and management of different Layer 2 switching tasks which includes address learning, efficient switching etc.
• Worked on ASA firewalls and F5 load balancers
• Involved in HSRP standby troubleshooting and load balancing protocol GLBP, Port channel management of the network
• Provisioning and troubleshooting Ethernet services, Gigabit networks and Connectivity issues with WAN types (T1, E1, DS3, and Frame relay) data circuit debugging.
• Experience MPLS connectivity using VRF id and have broad knowledge on multi-protocol label switching for (MPLS-VPN) and traffic engineering (MPLS-TE)
• Configured firewall filters, routing instances, policy options, on Juniper m320 an d T640
• Dealt with the escalation problems from Level1, Level 2 & Level 3 for routing, switching and WAN connectivity issues using ticketing system Remedy.
• Designed VLAN’s, access lists (ACL), troubleshooting IP addressing issues and Updating IOS images and other hardware installations
• Cisco switch configuration in particular VLAN configuration/troubleshooting.
• Experience in troubleshooting VLAN, STP (Spanning tree protocol), & Switch Trunk and IP subnet issues
• Dealt with NAT configuration and its troubleshooting issues related access lists and DNS/DHCP issues within the LAN network.
• Experience in routing protocols like OSPF, BGP, and standby protocols like HSRP and VRRP application in the routers

Confidential

Network Engineer

Responsibilities:

• Used and maintained routing protocols like EIGRP on the Routers in the network.
• Managed the LAN Switching Environment including creating and maintaining VLANs, STP, Trunking, Port Security, Vlan Security etc.
• Involved in configuration of WAN connection using a 3600 series Router and Frame relay method.
• Implementation of NAT with a pool of 2 public IP addresses.
• Involved in installing and configuring ASA firewall.
• Responsible for Internal and external accounts and, managing LAN/WAN and checking for Security Settings of the networking devices (Cisco Router, switches) co-coordinating with the system/Network administrator during any major changes and implementation.
• Designed and implemented an IP addressing scheme with subnets for different departments.
• Involved in the design & configured a LAN using 2691 series Routers and 2950 series Switches
• Install and maintain voice, video and data communications infrastructure systems and cabling.
• Used various Network sniffers like Ethereal, TCP dump etc.
• Excellent Troubleshooting skills and configuration skills.