SUMMARY

• 6 Years of experience in LAN/WAN, routing, switching, systems design, administration and troubleshooting
• Proficient knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether channel, STP, RSTP and MST
• Implementation of HSRP, GLBP, VRRP for Default Gateway Redundancy
• Hands on experience in troubleshooting and deployment of various IP Routing Protocols EIGRP, RIP v1/2, OSPF & BGP
• Experience managing, securing and monitoring remote access to network resources from various locations around the world
• Upgrading switches and configuring VLAN’s
• Extensive knowledge in different networking protocols DHCP, DNS, FTP, UDP, VOIP (SIP, H.323, MGCP), Quality of Service (QOS), Frame Relay
• Strong interpersonal, organizational and customer service skills.
• Configuring checkpoint firewalls and installing them to enterprise networks. F5 Load balancer LTMs and GTMs to isolate traffic from the web servers.
• Acquaintance with field engineering such as cabling and troubleshooting hardware at data centers.
• Extensive work experience with Cisco Call Manager Express, CUCM and Cisco Unity Express.
• Transferable skills include excellent written and oral communication skills, project management, and reporting deliverables in a timely manner.
• Possess Extensive experience of client side visits and client interaction
• Configured and deployed MPLS connectivity and site - to-site VPN with IP Sec security layer Routing and Switching (WAN)
• Planning, Designing, Installing, Configuring of Cisco Routers (1700, 1800, 2500, 2600, 3200, 3600, 3700 ) using various protocols like RIP (v1 & v2), IGRP, EIGRP, OSPF, BGP in VPN network.
• Configuring Route-maps, ACL, NAT, and CAR to secure and reduce the complexity of the network.
• Troubleshooting connectivity issues and application problems.
• Installing and configuring L2 & L3 switches and Avaya switches.
• Installing and configuring firewalls (Checkpoint NG & NGX, Cisco ASA, Cisco Pix, and ISA).
• Verifying and Configuring rules in firewalls.
• Maintaining Corporate Firewalls & Analysis of firewall logs using various tools like Eventia Reporter.
• Planning & implementing information security guidelines as per the security standards.
• Implementing security policies using ACL, PIX firewall, ASA and Routers.

TECHNICAL SKILLS

Routing Protocols: RIP, BGP, OSPF, IGRP, EIGRP, Static Routing, IP Addressing, Sub netting, VLSM

Communication Protocols: TCP/IP, UDP, DHCP, DNS, ICMP, SNMP, ARP, RARP, PPP, HDLC and ISDN

Redundancy Protocols: GLBP, HSRP, VRRP

Topologies: Frame Relay, ATM, Ethernet, Cable Modem, and Wireless

Switch Technologies: VLANs, VTP, STP, DTP, MPLS, ISL and dot1q

Network Hardware: Cisco switches (2960, 3550, 3560, 4500, 6509, and 6513),Cisco Nexus Switches(2248,2232,5548,5596,7010,7718), Cisco routers (1900, 2900, 3900, 7200, ASR-1k/9k),Cisco ASA 5500 series, CSU/DSU’s, network cards, Modems and F5 Network Load Balancer, Brocade ADX

Network Management Tools: MRTG, HP Open view, Cisco WAN manager, Cisco works 2000,Cisco call Manager, Open stack

Security: NAT/PAT, Ingress & Egress Firewall Design, VPN Configuration, Internet Content Filtering, URL Filtering -Web-sense, SSL, IPSEC, IKE, Static, Dynamic, Reflexive ACL, and authentication AAA (TACACS+ & RADIUS).

Firewall: Cisco ASA, Check Point, Juniper SRX

Network Simulators: GNS3, Packet Tracer, Wire shark

Languages: C, C++, JAVA,HTML,XML,CSS

OS: Windows, UNIX, LINUX

PROFESSIONAL EXPERIENCE

Confidential, Los Angeles, CA

Network Engineer

Responsibilities:

• Involved in designing and deploying networks using dynamic routing protocols (EIGRP, OSPF and BGP).
• Responsible for Data Center Migrations and its operations.
• Performed IPv4 & IPv6 Addressing & subnetting concepts, OSPF, EIGRP, BGP, HSRP, VLANs, STP, DNS, DHCP, TCP/IP and IPv6.
• Involved in configuring Cisco enterprise level core switches, routers, ASA firewalls, 5508 class wireless LAN controllers.
• Performed network migration from RIPv2 to OSPF and EIGRP plus redistribution between OSPF and EIGRP.
• Deployed Cisco 2800/3800/3900/ ASRrouters, Nexus 7K and 4500/3750 switches, ASA firewall and IPS.
• Designed and implemented switch network with Cisco Layer 3 switches (3750, 4500, 6500) in multi VLANs environment and inter-VLAN routing, HSRP, ISL trunk, Ether channel.
• Worked on F5 LTM, GTM series like 6400, 6800, 8800, VIPRION for the corporate applications and their availability.
• Co-ordinated with the Data Network and Security team and came up with possible solutions.
• Performed Network Security Assessment and implemented security improvements such as network filtering, SSH, AAA, SNMP access lists, VTY access lists, EIGRP and HSRP authentication.
• Performed health checks on F5 load balancers and monitoring the status of the application servers.
• Installed upgrades or hotfix to further F5 load balancing versions.
• Performed configuration of routers, switches, firewalls, ASA's wireless access points, and firewall modules
• Involved in the redistribution into OSPF on the core ASA firewalls.
• Able to develop and maintain system and security documentation
• Designed and involved in implementation of (LAN) VLANs, VTP, Spanning Tree (STP), Trunking and Ether channel.
• Performed troubleshooting and Implementation of traffic filters on Cisco routes using Standard and Extended access-list.
• Provided input and support for troubleshooting of Layer 2 LAN technologies including but not limited to Ethernet (Switched, FastE and GigE), Spanning-Tree, VLANs, VTP, and trunking (802.1q and ISL).
• Designed and configured QoS and Access lists for Nexus 7k and 5k switches.
• Configured Virtual Device Contexts (VDCs) on Nexus 7010 switches.
• Involved in troubleshooting of complex LAN/WAN infrastructure including routing protocols EIGRP, OSPF & BGP.
• Designed, validated and implemented LAN, WLAN & WAN solution to suite client’s needs.
• Configured and designed LAN networks with Access layer switches such as Cisco 4510, 4948, 4507 switches.
• Managing Cisco Layer 2, Layer 3 switches & Routers on the network.
• Performed a variety of highly complex analytical duties in network design and IP services for network optimization and producing a fundamental and detailed designs for implementation.
• Documented all the work done using Microsoft Visio and Excel.

Confidential

Network Engineer

Responsibilities:

• Field work on designing of networks and performed security solutions on networks using Firewall
• Setup Access list and configured Firewall
• Acquired knowledge of data allowance and blocking, IT security policies and network backup systems
• Implementation of Riverbed (OPNET) to evaluate the performance of an airport network scenario also blocking unwanted traffic using Firewall.
• Installing the Network devices in datacentre environment and articulate network designs and drawing through Visio.
• Lead in the planning and delivery process of network design solutions
• Upgrading the backbone network which includes configuration of routers, coordinate with change management, documentation and working with service providers
• Support existing WAN and enterprise network infrastructure, including design, implementation, migrations, documentation, and decommissioning
• Responsible for network performance, monitoring/analysis, proactive troubleshooting and capacity analysis of network and proposing improvements and design changes beneficial to the business.
• Develop and maintain networking standards, documentation and techniques for deployment.
• Optimize WAN services to achieve enhancements in performance and availability while simultaneously achieving cost reduction
• Responsible for executing initiatives to reduce failures, defects and improving overall performance.
• Provide assistance and guidance to co-workers on best approaches, practices, and lessons learned
• Communicate high-level business impact to customers and other stake holders
• Evaluated, examined and implemented user roles and assigned relative database access privileges
• Implementing firewall security in server and subnet
• Responsible for design, integration, configuration, performance monitoring and security of network infrastructure including LAN, WAN, firewalls.
• Examining the performance under different scenarios, internal and external firewall

Confidential

Network Engineer

Responsibilities:

• Designed IP addressing schemes, VLAN’s, sub netting and Trunking to meet requirements.
• Preformed installation, cabling and cable testing.
• Setup Access list and configured Firewall.
• Designed and implemented IT security policies and networked backup systems.
• Documented and maintained technical diagrams, documented logical and physical topology, and other IT procedures.
• Reviewed, approved, procured various IT hardware and software products to fulfil strategic and operational needs of various departments.
• Worked with management and various departments to develop procedures and troubleshoot problems as they arose.
• Created account groups and managed group members.
• Configured 2600, 2900 and 3600 routers with RIP and EIGRP.
• Implemented VTP and trunking protocols (like 802.1q and ISL) on cat 3560, 3750 and 4500 switches.
• Installation, Maintenance, Troubleshooting Local and Wide Areas Network (ISDN, Frame relay, NAT, DHCP, TCP/IP).
• Configured 802.1d STP for loop prevention and VTP for Inter-VLAN Routing.
• Providing Network and Security Architecture and Operations support services for Windows 2008 based web, application and database servers.
• Troubleshoot TCP/IP problems; troubleshoot connectivity issues in multi-protocol Ethernet, Environment.

Confidential

Jr. Network Engineer

Responsibilities:

• Responsible for designing and implementation of customers network infrastructure
• Redesign customers office copper and fiber cable plant for scalability
• Configure and implement Remote Access Solution: VPN, ISDN dial up
• Implement Cisco IOS Firewall IDS using 2600 series router
• Network Assessment and Documentation (including technical, operational, and economic assessment)
• Troubleshoot Windows 2000 Servers and streamlining the user policy
• Managing User accounts using Active Directory
• Documenting and Log analyzing the Cisco ASA 5500 series firewall.
• Implementation of TCP/IP & related Services-DHCP/DNS/WINS
• Experience in POS machines, printers and scanners.
• Migration of RIP V2 to OSPF, BGP routing protocols.
• Implemented ISL and 802.1Q for communicating through VTP.
• Created VLAN and Inter-VLAN routing with Multilayer Switching.
• Documenting and Log analyzing the Cisco ASA 5500 series firewall