PROFESSIONAL SUMMARY:

• CCNA Certified with 7 Years of experience working as a Network Engineer in Planning, Implementation, configuration, Network design, troubleshooting, maintenance and management involving LAN and WAN wireless Technologies.
• Experience in configuration and deployment of Routing and Switching Protocols.
• Gained experience working with Layer - 2 and Layer-3 Switches and Security
• Good knowledge of QoS, OSI model, TCP/IP networking standards and with protocols like SNMP, IPv6.
• Good knowledge in network security protocols like IPSEC tunnels, NAT/PAT, ACL’s and VPN’s, SONET, DSL, Cable, Cisco Call Manager.
• Have been an integral part of the team for configuration and maintenance involvingdata Centers and Branch office Structural Cabling environments.Access Control servers experience such as RADIUS & TACACS+.
• Demonstrated high ability to learn and adapt to changing technological advancesand changes highly motivated and possess high confidence in performing in a challenging atmosphere.

TECHNICAL SKILLS:

Routing protocols: MPLS, OSPF and EIGRP,BGP, MP-BGP.

Switching Protocols: Switch Configuration, VLANs, VTP, STP, RSTP, MST, VSTP.

LAN Technologies: Ethernet networking Topologies (IEEE 802.3), Fast Ethernet, Gigabit Ethernet, Cable testing, Structure Cabling, WAN, Multicasting & ARP, SNMP

WAN Technologies: Frame Relay, ATM, WAN Acceleration/Optimization, FTP.

Networking Concepts: Classless IP addressing Techniques, VLSM and CIDR, Route distribution, Frame Relay, NAT/PAT.

Security Protocols: Access-Lists, FWSM.Installation, configuration & troubleshooting of Cisco and F5’s load balancing BIG IP devices (LTM & GTM).

Applications: windows 7/XP, MAC OSX, Linux, Unix, Microsoft VISIO, MS Office suite, Cisco IOS, Riverbed.

PROFESSIONAL EXPERIENCE:

Confidential, St. Louis, MO

Network Engineer

Responsibilities:

• Was responsible for setting up the infrastructure/lab/production environment with majority of Cisco appliances apart from various other equipments.
• Designed configured and implemented BGP, EIGRP, OSPF and RIP v2 in multi-protocol network environment.
• Installed, configured and maintained Cisco Routers 2800,3800, 3900, Cisco ASR 1000 Series
• Built LAN/WAN TCP/IP network comprised of Cisco Switches (6500, 6509, 7613, 3550, 4900, 2960, 2950, 2900XL), Nexus 2k/5k/7k.
• Handling Switching Protocol like Spanning Tree Protocol (STP) for loop avoidance.
• Data transport technologies (Ethernet and 802.11a/b/g), Blue Coat proxies, and DHCP.
• Configured and installed Cisco ASA Firewalls 5505, 5510, 5520, 5550, 5585 series.
• Developed an optimum IP Addressing schemes, VLAN tables, and network documentation and diagrams (Visio).
• Hands on experience on subnetting and VLSM, VTP, VLAN trunking protocol, MPLS (LDP & TDP).
• Good experience configuring Virtual Routing and Forwarding (VRFs) on routers.
• Configured and managed on provider edge's projects related to VRFs technology.
• Good knowledge of working with Cisco Call manager Versions 8.x and 9.x and Cisco Unified IP phones installation.
• Experience with Installing, administering and maintaining Cisco VPN Tunnels.
• Observed and analyzed emerging security threats, their products and technologies.
• Installed and maintained the security infrastructure having IPS, IDS, security assessment systems and log management and migration to new VPN.
• Configuring HSRP with two end routers and managing.
• Worked frequently with Network Performance Testing with tools like ipMonitor, LAN Tornado, etc.
• Experience with installation and management of Riverbed WAN Accelerators.
• Decommissioning tickets and incident tickets management.
• Monitored network traffic via network monitoring tools and sniffers in an attempt to troubleshoot network outages and intrusions by tracing their origin and destination and Solar wind Monitor.
• Managed the load balancers F5 (V9) BIG-IP 1500, 3400, F5 networks GTM Platform.
• Experience with handling the F5 TMOS code (V9, 10).
• Utilize WireShark and Ethereal as protocol analyzers
• Work closely with configuring, maintaining and troubleshooting WAN links - ATM, Frame-relay and PPP multilink
• Testing done via Scripting with Unix using language PERL, BASH and python etc.
• Managed and developed network projects designed to strengthen network continuity and deploy security elements in an attempt to meet and exceed contract requirements, including system analysis and troubleshooting.
• Have good experience with SSL-VPN configuring and tracking errors.
• Developed and documented project plans for network’s infrastructure and network security implementation.

Environment: Windows XP, F5 load balancing, Routing protocols BGP, OSPF, EIGRP, RIP etc. Cisco Switches and handling proxies, Cisco Firewalls 55xx series, Unix.

Confidential, Hoffman Estates, IL

Network Engineer

Responsibilities:

• Design and Implemented OSPF and EIGRP on various sites for routing enhancement, high availability, and reducing administrative overhead
• Co-ordinate with ISP on each step of designing BGP to understand their restrictions and our needs
• Redesigned IP scheme to improve existing summary routes, CPU process, memory utilization and convergence time
• Played a major role in designing, co-ordination and support while migrating from Verizon to Sing Tel on all sites
• Worked on projects about implementing Cisco Unified Wireless Technology and devices like Cisco 2504 WLAN, Cisco 521 Wireless AP.
• Designed templates for offshore team for Cutover; guided and distributed responsibilities for the same
• Refreshed (Design and Implement) End of Life 7200 series routers in all sites with ASR 1000
• Designed the full network infrastructure for 4 new sites including DR with successful implementation.
• Performed Configurations on remote VPN site-to-site access.
• Performed migration from PIX and Nortel Firewalls, Cisco Checkpoint to Cisco ASA 55xx - X, which includes implementation of VPN and High Availability on certain sites, Cisco Secure Access Control System, FWSM, TACACS.
• Performed Configurations on Cisco router as IP Firewall and also NATting.
• Refreshed old 3750 series switch stacks with new 3750-X switch stacks
• Installation and Maintenance of radio links, bandwidth Management and other DTE and DCE equipment
• Migrated core switches from Cisco 6500 to Nexus 7010 and troubleshoot various network issues that came along with the team
• Suggested best practices and Cisco’s recommendation when needed such as; to improvise design and security or for better optimization
• Created all the necessary documents, templates and Visio diagrams based on the new designs and network changes.

Environment: Protocols like BGP, OSPF, EIGRP between DCs, Firewalls Cisco ASA 55xx series, Cisco switches like Catalyst 6500 and Nexus 2k/5k series.

Confidential

Network Engineer

Responsibilities:

• Configured and replacement of faulty Modem.
• Deployment of Wireless Internet for Cooperate organizations.
• Performed IOS upgrades on Catalyst 1900, 2900, 3500, series switches, and 2500, 2600, 3600 series routers
• Implemented and configured routing protocols like EIGRP, OSPF, BGP
• Troubleshot the issues related to routing protocols
• Preparation of proper network cabling diagrams prior to installations and supervision of the LAN cabling contractor for compliance to industry standards for Ethernet.
• Responsible for maintenance and utilization of VLANS, Spanning-tree, VTP of the switched multi-layer backbone with catalyst switches
• Implemented redundant Load balancing technique with internet applications for switches and routers
• Used Network Monitoring tool to manage, monitor and troubleshoot the network
• Used load balancers with multiple components for efficient performance and to increase reliability through redundancy
• Configured Object Grouping, Protocol Handling and NAT on ASA Firewalls
• Configured NAT, and Access Lists on multiple devices, IDS, IPS.
• Troubleshot DNS, DHCP and other IP conflict problems
• Installed and maintained Windows 2000/2003/NT servers
• Implemented name resolution using WINS and DNS in TCP/IP environment
• Extensive hands on experience to manage, monitor and troubleshoot network management tools