SUMMARY

• CCNP Certified Professional with 8+ years of experience in network design, implementation, troubleshooting, engineering, managing & migration of large - scale enterprise networks.
• Expertise in implementing L2 technologies including VLAN’s, VTP, STP, RSTP, Trunking & Port Security.
• Experience in deployment and configuration of Cisco 7600/3800/2800/1900 series routers and Cisco catalyst 6500/4500/3750/2950 series switches
• Worked on Port Groups on M Series Module and F Series Module for Nexus 7K
• Configuration of Fabric path and connectivity between Nexus 5K and Nexus 7K
• Proficient in Cisco IOS for configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4, MPLS
• Sound knowledge of Routing, Switching concepts and MPLS design.
• Good understanding of JUNOS platform and worked with IOS upgrade of Juniper devices.
• Worked on Routers & Switches: GSR 12000, Cisco, 7200, 7600, ASR 1002,Cisco 6500, 4506, 4510, Nexus
• Provided firewall policy configuration and services with Juniper SRX 240 & 650 series
• Network security including NAT configuration, VPN Concentrator, VLAN, Cisco Firewalls.
• Responsible for Check Point and Cisco ASA firewall administration across global networks
• Experience in managing and securing remote access through designing and implementing various VPN technologies including IPSec and SSL.
• Worked on Cisco FWSM/PIX/ASDM, Nokia Checkpoint NG and Juniper SRX platforms.
• Familiar with Cisco firewalls PIX 515 and ASA 5500series.
• Configured Security policies including NAT, PAT, VPN, Route-maps and Access Control Lists.
• Knowledge of Solarwinds Orion, Cisco Works, HP Open view network monitoring tools
• Security Incident handling, SIEM (ESEM) using RSA Envision/Arcsight products.
• Maintaining and updating inventory of all network hardware, Management and Monitoring by use of SSH, Syslog, SNMP, NTP.
• Experience with CSM, F5 (LTM) Load balancers to provide efficient switching and routing for local and global traffic.
• Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability
• Moderate knowledge in configuring and troubleshooting Cisco Wireless Networks: LWAPP, WLC, WCS, Standalone APs, Roaming, Wireless Security Basics, IEEE 802.11 a/b/g, RF spectrum characteristics.
• Experience in configuration of VLAN with 802.1q, VTP, STP and RSTP (802.1W).

TECHNICAL SKILLS

Network Configuration: Advanced switch/router configuration (Cisco IOS access list, Route redistribution/propagation).

Routing Protocols: IGRP, EIGRP, OSPF, BGPv4, MP-BGP

WAN Protocols: HDLC, PPP, MLPPP

Circuit switched WAN: T1/E1 - T3/E3/OCX (Channelized, Fractional & full).

Packet Switched WAN: ATM, FRAME RELAY, MPLS VPNs

Security Technologies: Cisco FWSM/PIX/ASDM, Nokia Checkpoint NG, Juniper SRX

Cisco Routers: Cisco GSR 12416, 12418, CRS-1, Cisco 7200vxr, Cisco 3640, Cisco 3600

Redundancy and management: HSRP, RPR, NSF/NSR

Physical interfaces: Fast Ethernet, Gigabit Ethernet, Serial, HSSI, Sonnet (POS)

Layer 2 technology: VLAN, VTP, VMPS, ISL, dot1q, DTP, Spanning-tree, PVST

Layer 3 Switching: CEF, MLS, Ether Channel

QOS: CBWFQ, LLQ, WRED, Policing/Shaping.

Switches: Catalyst 6500, MSFC, MSFC2, 7600, 3700, 3500

Operating Systems: Microsoft XP/Vista/7, UNIX, Linux (Redhat,OpenSuse,Fedora) Windows Servers 2003/2008, Windows MS-Office.

PROFESSIONAL EXPERIENCE

Confidential, New Jersey

Network Engineer

Environment: Cisco Routers ASR 9k, ASR 1K, ISR,Cisco Catalyst switches 6500, 4500, 3500, 2900; Cisco Nexus Switches 7k, 5k, 2k, Cisco ASA 5550, 5520; VTP, VLAN and 802.1Q Trunking; Routing Protocols OSPF, BGP ; VPN, Frame Relay, Big-IP F5 Load Balancer,ViprionChassis, Global Traffic Manager, MS Visio.

Responsibilities:

• Designed and deployed company LANs, WANs, and wireless networks, including servers, routers, switches, and other hardware.
• Configuring networks to ensure their smooth and reliable operation for fulfilling business objectives and processes.
• Worked on Nexus Upgrades and configuration on7K, 5K and 2k. Configured VPC and Fabric Path on a Campus Based Model.
• Worked on Vipron Chassis 2400 to configure Multiple VCMP guests for different Environments as per the design.
• Monitoring network performance and troubleshooting problem areas as needed.
• Collaborated with executive management and department leaders to assess near- and long-term network capacity needs.
• Created and maintained documentation as it related to network configuration, network mapping, processes, and service records.
• Ensured network connectivity of all servers, workstations, telephony equipment, fax machines, and other network appliances.
• Implemented TACACS Server configuration on the network devices and setup the AAA procedures on the servers.
• Developed, implemented and maintained policies, procedures, and associated training plans for network administration, usage, and disaster recovery.
• Conducted research on network products, services, protocols, and standards to remain abreast of developments in the networking industry.
• Practiced network asset management, including maintenance of network component inventory and related documentation and technical specifications information.
• Monitoring and testing network performance and provided network performance statistics and reports.
• Supported the Data center Migration in regards to firewalls, Load balancers, Switches and Routers to the customers during Migration.
• Worked on
• Involved in Troubleshooting during Bridge Escalation calls to resolve the Issues. Worked on Data center design documents in Visio to update the Documentation to follow the guidelines
• Involved in Bubble Test ( Disaster Recovery Testing) every Month to Ensure the Connectivity between the data centers.
• Provided Hands on support physically to move cables, replacing the network modules, network devices.
• Working with contractors, vendors and other Engineers on medium and large-scale network infrastructure projects.
• Documented, implemented and maintained processes and procedures related to network service delivery via standards, policies and procedures. Change control, BOMs, TIDs, Visio network topologies, and SharePoint document reserve.
• Maintained accurate records of all maintenance, inventory, and security measures associated with the company's data network for current support with vendors.

Confidential, KingsMountain, NC

Sr. Network Engineer

Environment: Cisco Routers 7200, 3800, 3700, 2800; Cisco Catalyst switches 6500, 4500, 3500, 2900; Cisco ASA 5550, 5520; VTP, VLAN and 802.1Q Trunking; Routing Protocols OSPF, BGP ; VPN, Frame Relay, Big-IP F5 Load Balancer, MS Visio.

Responsibilities:

• Installed, configured and managed Cisco routers such as 7200 series, 3800 series, 3700 series, 2800 series and Cisco Catalyst switch series 6500, 4500, 3500, 2900.
• Supporting EIGRP and BGP based on the network by resolving level 2 &3 problems of internal teams & external customers of all locations.
• Collecting business requirements from the customers, creating network design documents and templates for network.
• Worked in PCI Environment for Financial credit/debit card transactions as we created layer 2 vlan along with Layer 3 vlan. Deployed PCI vlans under firewall security zones under check point and FWSM firewalls.
• Configuring HSRP between the 3845 router pairs for Gateway redundancy for the client desktops.
• Switching related tasks included configuring VTP for Inter-VLAN Routing, Ether Channel (LACP &PAgP) and RPVST for loop avoidance.
• Configured TACACS on all Network Devices and Also check the logs for User AAA Information..
• Implemented Migration of Legacy switches SUPS7’s and 6509 Switches to Nexus5k/2k/7k.
• Configured Nexus 2k as FEX Modules and get uplink to the Nexus 5K Switches. Create the VPC between two Peer FEX Switches to provide the load balancing and redundancy between FEX channels.
• Configured VPC at Access layer switches forNIC teaming with server end ports under LACP.
• Create the new VLANsunder fabric Path mode and extend the VLANs from Core to Access Layer switches.
• Racking, stacking, configuring and upgrading NEXUS 5K and 2K and 7K.
• Worked on Packet capture tools like Wireshark, Net scoutnGenius client troubleshoot the issues.
• Worked on Juniper SRX Firewalls SRX5800, srx1400 configuration and implementation of new firewall rules.
• Worked on juniperswitches EX 3300, 4300and 8200 switches.
• Performed IP address planning, designing, installation, configuration, testing, maintenance, and troubleshooting in complete LAN, WAN development.
• Worked on RADIUS Server configuration on Juniper devices and also on wireless Access Points connected to the Cisco Aironet devices.
• Upgraded the data center network environment with Cisco ASA 5520. Configured Access Control Lists on Cisco Switches. Also configured routers as terminal servers.
• Involved in operations and administration of WAN consisting Ethernet Handoffs, T1, DS3, and Optic Fiber Handoffs.
• Actively involved in Switching technology Administration including creating and managing VLANS, Port security- 802.1x, Trunking 802.1Q, RPVST+, Inter-VLAN routing, and LAN security on Cisco Catalyst Switches 4507R+E, 6509-E and Cisco Nexus Switches 2232, 5596, 7009.
• Created dedicated VLANs for Voice & Data with QOS for prioritizing VOICE over DATA.
• Configured Voice ports and Dial peers on the call manager for the VOIP call to reach remote destination.
• Providing daily network support for national wide area network consisting of MPLS, VPN and point-to point site.
• Responsible for configuration, maintenance, and troubleshooting of dynamic routing protocols: BGP, OSPF&EIGRP(route redistribution, distribute lists, route-maps, offset-lists, prefix lists, route summarization, route-feedback, BGP attributes) on Cisco Routers 7613, 7201, and 3945E.
• Implemented Site-to Site IPSecVPN between two branch offices and also SSL VPN for user’s connecting from various locations.
• Worked on the CSS Load Balancer on configuring the VIPs, Pools and also upgraded the Software version. Attended the training on the cisco ACE Load balancer as a part of migration.
• Performed Network Security Assessment and implemented security improvements such as network filtering, SSH, AAA, SNMP access lists, VTY access lists, EIGRP MD5 authentication, and HSRP authentication
• Responsible for Data Center Migrations and its operations.
• Implementation and Configuration (Profiles, iRules) of F5 Big-IP LTM-6400 load balancers.
• Configured pools, virtual servers, nodes on different BIG-IP F5 load balancers and assisted in modifications of virtual server configuration on existing applications.
• Documenting workflow process, managing and implementing standard policy and procedures.

Confidential, Dallas, Texas

Network Engineer

Responsibilities:

• Working with Network Design and implementation Team on various projects Across North America and South America.
• Configure Corporate, Wireless and Lab Devices which includes Bandwidth Upgrade, Adding New Devices,Decom the Devices, Testing( Pilot ) .
• Worked on Cisco ASA 5500 Series deployment and applying security policies, performing upgrades.
• Performed Migration from checkpoint to ASA Firewall in data center environment.
• Worked on design documents on Visio to understand the business requirements, upgrading the documentation, creating the templates for the quick implementation of configuration.
• Working on BIGIP F5 load balancers by creating VIPS, Pools, profiles, SSL certificates, writing Irules, Upgrades, Troubleshooting.
• Worked with F5 through Migrating applications, websites using SNAT Pools, Automap, iRules, SSL, custom TCP profiles.
• Implemented PCI vlan creations and firewall security policies to separate the traffic under associated vlans.
• Worked on HP NNMi Monitoring tools to receive all types of alerts and perform immediate action plan based on alerts.
• Configured CIDR IP RIP, PPP, BGP, MPLS and OSPF routing.
• Involved in the configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4. Configured IP access filter policies.
• Implemented DHCP, DNS, IPAM configuration on the servers to allocate, resolute the ip addresses from Subnet.
• Worked on Packet capture tools Cisco based, F5 and Wireshark for analysis.
• Worked on Aruba Wireless LAN Implementation for 11n Infrastructure Across the Corporate Network.
• Troubleshoot the Network Issues onsite and remotely depending on the severity of the issues.
• Familiar with various MSIT Tools to check Networking Connectivity, Testing, Configuration and Adding or Removal of IP address blocks, Decoming or Adding the Devices.
• Deploying and decommissioning theVLANs on core ASR 9K,Nexus 7K, 5Kand its downstream devices .
• Worked on Nexus Fabric path Implementation and the associated VLANs. Configuring the VPC from the core to access nexus switches.
• Worked on Juniper EX series switches i.e. EX3300, EX8208 in OOB configuration for servers, SRX Firewall 5800 series configuration.
• Worked on Juniper MAG Device configuration by creating admin groups based on security risks involved.
• Implementation of SRX 5800 firewall policies in each security zones at the core gateway routes to route the traffic from firewall to VRF of each route.
• Performed OSPF, BGP, DHCP Profile, HSRP, IPV6, Bundle Ethernet implementation on ASR 9K redundant pair.
• Deploying and decommissioning the TOR switches andtheir respective software upgrades.
• Performing the ACL requests changes for various clients by collecting source and destination information from them.
• Experience in working with WAN migrations project from Frame relay to MPLS, changing the ISP service provider.
• Performed Break Fix support through driving to different buildings, identifying the root cause of the hardware issues with switches, routers.
• Design, implementation and operational support of routing/switching protocols in complex environments including BGP, OSPF, EIGRP, Spanning Tree, 802.1q, etc.
• Experience in creating MOPS (Method of procedures) and get approved from peers for performing configuration changes.
• Created Visio Dean / Visio Documentation to give complete picture of network design for each building.

Environment: Cisco 2948/3560/4500/3560/3750/3550/3500/ switches and Cisco 3640/ 0/3845/3600/2800 routers, Cisco Nexus 7K/5K, Cisco ASA5510, Checkpoint, Aruba Controllers 6000, 3600, 3400,650: windows server 2003/2008: F5 BIGIP LTM 3400/6400..