SUMMARY

• Around 7 years of Experience in Designing, Implementation and Operations of enterprise data networks as Network Engineer.
• Strong hands on experience in installing, configuring and troubleshooting of Cisco 12404,12406,7600, 7200, 3800, 3600, 2800, 2600, 2500 and 1800 series Routers, Cisco Catalyst 6500, 4500, 3750, 2950 and 3500XL series switches.
• Experience with Juniper SRX 240 Firewalls
• Experience in WAN technologies like T1/T3, DS3,STM1 and STM4 circuit types
• Configured Security policies including NAT, PAT, VPN, Route - maps and Access Control Lists.
• Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability
• Checkpoint firewalls R75 smartdash/CMA buildout for 3000 firewalls.
• Primary responsibility is to design and deploy various network security & High Availability products like Cisco ASA and other security products.
• Well experienced in configuring gateway redundancy protocols like HSRP, GLBP, PPP and SNMP.
• Implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, and Route Maps.
• Experience in installing and configuring DNS, DHCP server.
• Experience in configuring Site-to-site and remote access VPN solutions.
• Good knowledge in configuration of Voice VLAN’s (VOIP), Prioritizing the voice traffic over the data traffic
• Enterprise Routing experience using protocols RIP v1 & 2, EIGRP, OSPF and BGP
• Worked on network topologies and configurations, TCP/IP, UDP, Frame Relay, Token ring, ATM, bridges, routers, and Switches.
• Enterprise Switching with VLANs, Trunks, Spanning Tree, Port Spanning etc.
• In depth understanding of IPV4 and implementation of Subnetting.
• Provides technical leadership forproblem escalation and resolution.
• Highly motivated with the ability to work independently or as an integral part of a team and Committed to highest levels of profession.

TECHNICAL SKILLS

Routers: Cisco 17XX, 18XX, 26XX, 28XX, 37XX, 38XX, 39XX &72XX series.

Switches: Cisco 3550, 3750, 45XX, 65XX series.

Load Balancer: Cisco CSS, F5 Networks

WAN Optimization: Cisco WAAS, PPP Multilink

Routing: OSPF, EIGRP, BGP, RIP-2, PBR, Route Filtering, Redistribution, Summarization, Static Routing.

Switching: VLAN, VTP, STP, PVST+, RPVST+, Inter VLAN routing & Multi Layer Switching, Multicast operations, Layer 3 Switches, Ether channels, Transparent Bridging

LAN: Ethernet, Fast Ethernet, Gigabit Ethernet, FDDI, CDDI, Token Ring, ATM LAN Emulation

WAN: Leased lines 64k - 155Mb (PPP / HDLC), Channelized links (E1/T1/E3/T3), Fiber Optic Circuits, Frame Relay, ISDN, and Load Balancing.

Various Features & Services: IOS and Features, HSRP, GLBP, IRDP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, DNS, TFTP and FTP Management.

IP Telephony: IP Telephony utilizing Cisco routers, FXO/FXS/E&M/T1/ISDN/ PRICall manager (publisher & subscriber).

AAA Architecture: TACACS+, RADIUS, Cisco ACS.

Security / Firewalls: Cisco ASA Firewalls, IPSEC & SSL VPNs, IPS/IDS, Bluecoat Proxy, DMZ Setup, CBACCisco NAC, ACL, IOS Firewall features, IOS Setup & Security Features

Juniper: EX-2200, EX-4200, EX-4500, MX-480, M Series, SRX210, SRX240

PROFESSIONAL EXPERIENCE

Confidential, Baltimore, Maryland

Sr. Network Engineer

Responsibilities:

• Primary responsibility is to design and deploy various network security & High Availability products like Cisco ASA and other security products.
• Managed VPN Sites (Checkpoint).
• Responsible for Cisco ASA firewall administration across our global networks.
• Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms.
• Experience in converting PIX rules over to the Cisco ASA solution.
• Configuring IPSEC VPN on SRX series firewalls.
• 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.
• Support customer with the configuration and maintenance of PIX and ASA firewall systems.
• Identify, design and implement flexible, responsive, and secure technology services.
• Design, Implement & troubleshooting of Juniper switches, routers and Firewalls.
• Configuring Virtual Chassis for Juniper switches EX-4200,M and MX series routers, Firewalls SRX-210
• Experience in configuring Cisco high end routers and switches and juniper switches.
• Configuring IPSEC VPN on SRX series firewalls
• Worked on Cisco 6500 and 4500 switches for LAN requirements that include managing VLANs, Port Security and troubleshooting LAN issues.
• Handling network devices such as Switches (Cisco Catalyst 2900, 4800, 3500, 6500/9/4 series), Routers (Cisco 2600, 7613/09, 2800, 3600 and 7200 series), Firewalls, Load balancers, etc.
• Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability
• Involved in I Rule management like loading rules, writing I Rule syntax using TCL language
• Hands on Experience testing I Rules using Browser(IE), HTTP watch
• Dealt with creating VIP(virtual servers), pools, nodes and applying I Rules for the virtual servers like cookie persistency, redirection of the URL
• Experience with configuringNexus 2000Fabric Extender (FEX) which acts as a remote line card (module) for the Nexus 5000.
• Worked on configuring, upgrading and deployed juniper switches including M320 and MX960
• Experience in Configuring, upgrading and verifying the NX-OS operation system.
• Experience working with Nexus 7000, 5020, 2148, 2248 devices.
• Experience configuring Virtual Device Context in Nexus 7010.
• Experience working with installing Nexus 7010 License upgrade.
• Experience working with Cisco Nexus2148 Fabric Extender and Nexus 5000 series to provide a Flexible Access Solution for datacenter access architecture.
• Administration of bluecoat Proxy.
• Involved in effective communication with vendors, peers and clients in resolution of problems, equipment.

Confidential, Broomfield, CO

Network Engineer

Responsibilities:

• Configuration and troubleshooting on HSRP, VRRP, GLBP, RSTP, MST related issues coming in network environment
• Experience working on Network design and support, implementation related internal projects for establishing connectivity in various field offices and Datacenters
• Worked extensively on Cisco Firewalls, Cisco PIX (506E/515E/525/) & ASA 5500(5510/5540) Series.
• Configuring RIP, OSPF and Static routing on JuniperM and MX series Routers
• Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches
• Juniper: EX-2200,EX-4200, EX-4500, MX-480, M Series, SRX210, SRX240
• Provide front-line management of day-to-day operations in Operations Center.
• Provided network consulting services to customers deploying DSL networks.
• Upgrading WAN link using PPP Multilink and by implementing Cisco WAAS
• Configuring HSRP between the 3845 router pairs for Gateway redundancy for the client desktops.
• Responsible for identifying, specifying and verifying network equipment needs including IP routers, switches and frame-relay.
• Design, Implement & troubleshooting of Juniper, Cisco switches and routers.
• Performed Network operations by health monitoring using NMS such as solar winds and wire shark, issue and incident resolution using ticketing system and workflow software.
• Scheduled preventive maintenance for fire-protection systems, including new protocol.
• Utilize MS Windows, Word, and Excel for reporting/documenting process.
• Ensure problems are satisfactorily resolved in timely manner with focus on providing a high level of support for all customers.
• Prepared engineering documents and network diagrams in Microsoft Visio. Deliver departmental efficiency through advanced engineering, technical support, and documentation procedures.

Confidential

Network Engineer

Responsibilities:

• Worked on Network Operations using Ticketing system using SIFY TAC.
• Monitoring the NMS system for different Network Alerts.
• Coordinating with service providers for WAN link outages.
• Worked on Blue Coat Proxy on daily basis.
• Performed switching technology administration including VLANs, inter-VLAN routing, Trunking, STP, RSTP, port aggregation & link negotiation.
• Responsibilities also include technical documentation of all upgrades done
• Attending meetings and technical discussions related to NOC changes.
• Network Cabling, dressing, labeling and troubleshooting various network drops onsite.
• Troubleshoot of Leased Lines like STM4, DS3, E1 Links, Metro, NLD ILD Services and RF links.
• Design, execution of installation and configuration of VPN/IVPN, LAN/WAN as per organizational requirements.
• Experienced in Planning and Organizing Change Managements.
• Maintenance/updating of Network diagrams.
• Maintenance & Monitoring Base station infrastructure.
• Commissioning of New Links By coordinating with BSO.
• Ensure standard Router and Switch Configurations are maintained.
• Responsible for Capacity planning, Contingency planning & disaster recovery.
• LAN Segments monitoring/Trouble shooting LAN related issues.
• Carryout periodic backup of Router/Switch configurations.
• Planning and Implementing New Infrastructure in the Data Center.
• Analyzing the Bandwidth Utilization of the Links.
• Timely Escalations within SIFY and to Service providers.
• 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.
• Equipment Installation /Removal in the NOC.