SUMMARY:

• Decisive, Results - Focused professional offering an experience of over 7 years in Network Design, Implementations, Operations and Network Support seeking a challenging position. Proficient in working on multi-vendor equipment and summed up with strong knowledge in data center operations.
• Innovative and exceptionally creative to foster ideas that impel the organization towards a result-oriented direction. Impeccable Client Management and leadership skills with impressive professional-speaking abilities. Driven by new challenges and adept at adapting to any cultural and business environments.
• Expertise in Network Design, Implementation and Administration in diversified industries.
• Experienced in using Linux Operating system.
• Excellent knowledge and experience on multi-vendor platforms like Cisco, Juniper, Checkpoint, F5 Big-ip LTM load balancers, Bluecoat, Riverbed, Citrix, and VMware.
• Develop, design and implement firewall infrastructure surrounding Checkpoint and Cisco ASA Firewalls, web filters and a good experience with security tools and protocols like NERC/CIP, PCI, SOX and worked with NIST, Palo Alto and PCI environment.
• Have experience with Cisco Network Operations Center(N0C).
• Experience in Nexus 7k, 5k, 3k, 2k, catalyst 6500, 4948 switches.
• Experience with various LAN and WAN technologies and protocols like: - TCP/IP, VLAN, VTP, STP, EIGRP, OSPF, QOS,BGP routing, IKE/IPSec VPNs, NAT, DNS, MPLS,DHCP, access list and VPN tunnel.
• Building and maintaining Site to Site IPSec VPNs.
• Have good knowledge in OSI model, TCP stack.
• Experience in managing Cisco/Juniper Routers and Switches for Data Centers, Corporate Sites, Agent Locations and Branch Office Solutions.
• Worked with Cisco call manager, IP phones, VoIP technology, Mobility Management.
• Experience with multi-vendor Load Balancers, WAN accelerators, Proxy Server, Content Filtering and also with automate network administration using applications like HPNA
• Sound knowledge on Virtualization, Servers, Operating Systems & Storage Networks.
• Worked with various Linux/UNIX Distributions like Ubuntu, Red Hat.

TECHNICAL SKILLS:

Routing / Switching: EIGRP, OSPF, BGP, Route redistribution, Multicast, Policy based Routing, VRRP, GLVP, Nexus 7k, 5k, 4k, 2k, Catalyst 6500, ISR, ASR, OTV, QOS, VLANS, VTP, RSTP, Ether Channel, Private Vlans, Cisco Nexus 1000v, NETbios, NFS, SMTP, STP, Port Fast, IP Access control lists, LAN:10/100/1000 & 10 GBPS Ethernet

Virtualization: VMware ESXi, Microsoft Hyper-v, Kernel virtual machine (KVM), VMware View, ThinApp, App-V, Vmotion, Live- migration using KVM

Monitoring and Documenting: Cisco works, DCNM, Fabric Manager, Cisco LMS, Solarwinds, Wireshark, Visio, Smart draw

Wireless: Cisco Aironet, Dlink, Linksys, Wireless Security

Operating Systems: Windows Desktop and Server OS, RHEL, CentOS, Ubuntu, SUSE, Bash Script, Windows Active Directory, LDAP, Windows Servers 2003/2008/2012, Windows 7, Windows Vista, Windows XP troubleshooting

Network Topology: Frame Relay, ISDN, Gigabit Ethernet, OSI and TCP/IP layered architecture

Scripting: Perl,Python

Network Management: SNMP v2, Cisco Works NCM, 3Com Network Analyzer, MRTG, Solar Winds NPM, TACACS, Spirent

PROFESSIONAL EXPERIENCE:

Confidential, Chandler, AZ

F5 Network Administrator

Responsibilities:

• Design, configure and troubleshoot networks using routing protocols such as RIPv2, OSPF, BGP and route distribution.
• Reviews project activities for compliance with procedures and standards.
• Inventory maintenance and documentation.
• Used Cisco NOC(Network Operations Center) here.
• I was part of the team implementing and designing the switched network involving STP, VTP,QOS and DOT1Q trunks
• Installed and configured f5 Big Ip suite (LTM/GTM) to provide Load Balancing for server across multiple datacenters..
• Working knowledge of leveraging F5 devices for web acceleration and caching.
• Filtering network traffic by configuring IP access list to comply with Organization network policy.
• Building and maintaining Site to Site IPSec VPNs.
• Actively participated in upgrading fast Ethernet, Layer 3 switched/routed LAN infrastructure from Cisco 3640 to Cisco 2811 ISR routers and switches at access level to 2950, 3550.
• Worked with Network Operations Center (NOC) to troubleshoot various network issues like TCP/IP, VLAN, MPLS, routing issues like RIP,OSPF,BGP.
• Worked with Call Manager and IP phones as a part of issue solving.
• Study the existing architecture and in corporate available equipment and resources into the design.
• Installed and Configured of Cisco Switches 2950, 3500, 3750, 4500, and 6500 series.
• Installed and Configured Juniper and Cisco Routers - GSR 12000, 7600series, 4500, 2800s.
• Used security features on Network devices to protect devices from inside attacks.
• Used checkpoint and for security.
• Migrated distribution Switches 6509 to Nexus 7010.
• Implementation of VLANs, STP configuration on Cisco 2900XL, 3750.
• Cisco routers and switches, application of TCP/IP, including routing protocols, IP subnetting and common TCP network applications such as Telnet.
• Establish LAN & WAN connectivity for different client hosting networks and ensure connectivity for all web & email services.
• Monitor traffic and access logs in order to troubleshoot network access issues.
• Gather information for specific technologies as to function and deployment configurations.
• Worked on troubleshooting customer issues related to MPLS VPN related issues involving PE configuration issues, PE-CE link issues such as routing protocol configuration, Layer1 / Layer2 issues, BGP4 address-family related issues, MP-BGP.
• Worked on Route-Reflectors to troubleshoot BGP issues related to customer route prefixes, BGP route filtering policy problems, ORF etc.
• Proficient with Microsoft Active Directory, Lotus Note and Microsoft Exchange Server.
• Involved in Rogue detection, Troubleshooting and upgrading of AP’s.
• Used NERC/CIP security protocol for security issues.
• Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) /EPLS network using Frame Relay
• Implemented GRE-tunnels for Cisco Routers and Configured ether channels using PAgP and LACP.
• Implemented WAN/Core based on ATM & Frame Relay on Optical SONET infrastructure. Quality of Service Classification and Marking (CoS, ToS), Congestion, Management & Avoidance (CQ, PQ, WFQ, CB-WFQ, RED, WRED, LLQ).

Confidential

Network Engineer

Responsibilities:

• Responsible for IP routing using BGP, OSPF, static routers and switching using STP/VTP/VLAB,
• Ether-Channel, HSRP, GLBP on Nexus 7/5/2, Catalyst 6500, 3700, 2900, ISR 2900, ASR 1000, Juniper EX series.
• Maintenance of VMware ESXi and KVM hypervisors.
• Configured RSTP, MST and used VTP with 802.1q trunk encapsulation. Provided port binding and port security wherever required. Provided router redundancy through HSRP.
• Worked with F5 Big Ip to provide Load Balancing for servers.
• Worked with Checkpoint for security efficiency.
• Deployment and maintenance of authority.
• AAA services using Cisco ACS.
• Monitoring and reporting using Cisco DCNM, Cisco LAN Management Solution.
• Anomaly detection using Cisco IPS.
• WAN optimization using Cisco WAAS.
• Worked with different WLAN devices e.g. WAP, Wireless Access Controller etc.
• Validating solution in lab before deployment.
• Traffic analysis using Wireshark.
• Failover, HA and data backup configuration on ASA and FWSM Firewalls, Routers and Switches.
• Responsible for configuration, firmware and inventory

Confidential

Systems/Network Engineer

Responsibilities:

• Involved in configuring various protocols like EIGRP, OSPF, etc. for inter-site and intra-site connectivity.
• Reviews project activities for compliance with procedures and standards.
• Responsible for user rights and controls.
• Installing operating systems on user desktops and servers.
• Configuring and maintaining VPN tunnel.
• Tuning firewall to control web traffic for organizational compliance.
• Managing the support and provision of project tools and equipment along with data security, software and license control.
• Responsible for configuration, firmware and inventory.
• Installation and Configuration of Cisco routers 2500 series, 2600 series, 3600 series, 3800 series and 7200 series.
• Designed schemes for IP addressing, subnetting and routing policies using BGP/OSPF.
• Configured dynamic routes, static routes and source IP routes for intra-net access. The routing protocol used within the network was OSPF
• Troubleshoot OSPF/BGP neighbor issues and followed standards in setting up OSPF and BGP neighbors.
• Configured Cisco Checkpoint to solve security issues.
• Prevented asymmetric routing issues by redistributing routes from BGP to OSPF with right metric values.
• Used BGP attributes such as Local p, ASPATH and extended communities for path control/manipulation.
• Troubleshoot intra-net and internet connectivity issues using PING, Traceroute
• Configured VLANs with 802.1q tagging, Ethernet port-channels using LACP for redundancy and load-balanced access to servers
• Good understanding of Network Monitoring, Routing implementations and support for MPLS/BGP related issues
• Troubleshooting BGP/OSPF complex routing issues
• Very good understanding of Implementing MPLS based VPN for various Enterprise Customers
• Responsible for providing Network diagram & document for all locations using Visio, Excel and Word.
• Scheduled and carried out planned activity maintenance for persistent link problems to ensure optimal utilization of the links
• Analyzed power requirements for the routers and testing tools and setting up the same
• Applied and configured Route-Maps as BGP Filters, and also implemented various changes in BGP policies to influence path selection
• Implementing Changes in BGP Policy
• Configured OSPF summarization in a Multi area network consisting of Stub/Totally stub areas
• Supported multi area OSPF implementations
• Improvement of OSPF convergence timings by controlling LSA generation, LSA flooding, SPF calculation, LSA throttling
• Improving OSPF convergence by controlling SPF algorithm, LSA/SPF throttling.

Confidential

Jr. Network Administrator

Responsibilities:

• Responsible for installing the Cisco, Microsoft and DLink products.
• Deploying the switching functions like VLANS, VTP, STP, Ether Channel.
• Used OSPF for inter-site and intra-site connectivity.
• Installing operating systems on user desktops and servers.
• Responsible for troubleshooting desktop user issues and other network devices like printers, scanners, etc.
• Configuring Cisco IP phones and Call Manager.
• Maintaining proxy server for enhancing web security and performance.
• Installed and maintained Virtual machines on user workstations.
• Reviews project activities for compliance with procedures and standards.
• Managing the support and provision of project tools and equipment along with data security, software and license control.