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Network Administrator Resume

3.00 Rating

Brooklyn, NyC

SUMMARY

  • Self - motivated, energetic and result oriented professional with expertise in IT Networking. Deep understanding of technology with focus of delivering business solutions. Hardworking, Dedicated and Flexible with ability to
  • Work under pressure, Understand and meet timelines. Highly ambitious and good understanding of the organizational needs.
  • Over 7 years of experience in Consumer, Enterprise and Service provider networks.
  • Worked in Network administration, Operations, Support and Implementation.
  • CCNP Certified (SWITCH) - pursuing Routing and Troubleshooting papers (Cisco ID: CSCO12779798)
  • Strong knowledge of Ethernet and TCP/IP Protocol suites with packet forwarding on layer 2 and layer 3
  • Hands-on experience implementing IPsec based VPNs
  • Excellent knowledge and hands on experience on layer 2 switching (VLAN, STP and RSTP)
  • Worked on layer 3 routing protocols specially RIP, EIGRP and OSPF.
  • Hands on working experience with Cisco layer2/layer3 devices
  • Good understanding of frames/packets flow in layer2/layer3.
  • Good knowledge of protocols like MPLS, LDP, Layer 2 & 3 VPN Architectures in Service Provider environment.
  • Excellent fault isolation skills to provide root cause analysis for technical issues.
  • Excellent communication, problem solving and troubleshooting skills.
  • Ability to analyze packet capture using TCPDUMP, Wireshark and Microsoft Network monitor.
  • Good understanding on WLAN and 802.11 a/b/g/n technologies.
  • Hands on experience working with virtualization, VMware products and Private cloud.

TECHNICAL SKILLS

Networking: LAN/WAN, TCP/IP, VLAN, VTP, STP, RIP, EIGRP, OSPF, DNS, DHCP, FTP, MPLS, VRRP, HSRP, VPN Tunneling (IPsec)

Specialties: Systems Windows 98/2K/XP/Vista/7/8, Windows 2K/2K3/2K8/2K12 Servers, Ubuntu Linux

Hardware: Cisco 7600, 7200, 3800,3700,2800 series routers, Cisco catalyst 6500, 3500 and 4800 series switches, Cisco PIX and ASA 5500, Confidential 9100, 9200, 8800, 8600.

Servers: HP and Dell Servers, HP ProLiant DL385 G2/G5, Dell PowerEdge 2850/2950

Virtualization: VMware ESX/ESXi 5.5.0, vCenter, vSphere client, VMware workstation and vShield

PROFESSIONAL EXPERIENCE

Confidential, Brooklyn, NYC

Network Administrator

Responsibilities:

  • Worked on the compliance requirement for each infrastructure asset class as per Information Risk Standards.
  • Involved in configuring and implementing of composite Network models consists of Cisco7600, 7200, 3800 series routers and Cisco 2950, 3500, 5000, 6500 Series switches.
  • Use VMware virtualization technologies to create virtual machines for students and class lab activities
  • Working with VMware products like VMware workstation, Hypervisor ESXi and vSphere client.
  • Networks using routing protocols such as RIP, OSPF, BGP and manipulated routing updates using route-map, distribute list and administrative distance
  • Configured OSPF redistribution and authentication with type 3 LSA filtering to prevent LSA flooding
  • Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).
  • Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tunings AS-path
  • Implemented various OSPF scenarios on networks consisting of 7600 routers
  • Configured policy based routing for BGP for complex network systems
  • Configured Multiprotocol Label Switching (MPLS) VPN with Routing Information Protocol (RIP) on the customer’s site
  • Negotiate VPN tunnels using IPSec encryption standards and also configured and implemented site-to-site VPN, Remote VPN.
  • Primary responsibility is to design and deploy various network security & High Availability products like Cisco ASA other security products
  • Worked on FTP, HTTP, DNS, DHCP servers in windows server-client environment with resource allocation to desired Virtual LANs of network.
  • Installed, configured and set security policies on cisco and checkpoint firewalls, VPN
  • Switching related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet and Gigabit Ethernet channel between switches.
  • Experience in Cisco switches and routers: Physical cabling, IP addressing, Wide Area Network configurations.
  • Configuration included VLANs & VTP, STP port features, Gateway redundancy using HSRP, enterprise security using Cisco Port Security and Dot1X framework.
  • Worked on WAN connectivity between CISCO routers using T1, T3, Frame relay and troubleshooting connectivity issues.

Technical Administrator

Confidential

Responsibilities:

  • Provide Tier3 Technical support for advanced data networking product 8800 supporting large telecom companiesall over the globe.
  • Accept ownership, troubleshoot, and resolve customer escalated issues. Supported technologies included L2/L3protocols support, MPLS, QoS, and Confidential 8800 hardware
  • Work as a member of the ATS (Advanced Troubleshooting) team to provide assistance and guidance to fellowengineers.
  • Interface with multiple internal Confidential departments to resolve issues; generate action plans and develop writtenprocedures (Method of Procedure MOP) for Field Engineers and customers.
  • Reproduce customers technical problems on lab systems in order to further troubleshoot complicated issues Working specifically in the areas of MPLS, L3 VPN,VPLS and L2 point - to-point VPN providing Tier-3 Engineeringsupport during customer outages and Production issues.
  • Provide 24 / 7 support to all customers for case escalations and outages.
  • Recommend workarounds and corrective actions on escalated cases.
  • Carry out Analysis of the information collected with an aim to provide RCA (Root Cause Analysis).
  • Engage Sustaining / Development engineers to assist in the analysis of collected data
  • Work closely with TAC and provide guidance on replication efforts of field cases in the Lab.

Technical Support Engineer

Confidential

Responsibilities:

  • Responsible to rectify and resolve any Incident in Lloyds Banking Group Data Network related to LAN,WAN, Broadband, ISDN, ADSL, Routers (Cisco), Switches (CISCO, Nortel), etc
  • Diagnosing and Troubleshooting issues on Leased lines, ISDN and ADSL circuits for Head Offices, Branches,Agencies, RATMs etc when links go down or site becomes isolated.
  • Providing Level 2 support to BT for Lloyds Banking Group, UK & International.
  • Troubleshoot issues like Slow connectivity to a Server/Client or between them, Network slowness, DegradedNetwork Performance etc.
  • Configuration and troubleshooting of the WAN links between Customer Edge to Provider Edge.Configure & maintain routers of Cisco 800, 1700, 1800, 2600, 3600, 3700,7200 series at Customer edge and atEnterprise level.
  • Verifying & configuring Cisco networking devices (Routers and Switches) of customers according to their
  • requirement. Troubleshooting of LAN/WAN connectivity issues, software's and hardware issues.
  • Determining when a LBG change must be raised for an incident and what type of change to raise.
  • Acted as a shift lead to smoothen the NOC operations and Impart training for new joiners.

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