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Network Adnistrator Resume

MI

SUMMARY:

  • Having 4 + years of experience in the area of Networking (Data/Voice)
  • Experience in Supporting 2 Data Centers and 2200 + sites (Corporate/Retail/Non - Retail)
  • Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's and HP appliance
  • Configuring OSPF, BGP, VLANS, Trunking and Static routing on Cisco/HP/Juniper Routers
  • Extensive knowledge and troubleshooting in data communication protocols and standards including IEEE 802.3, Token Ring, TCP/IP, Cable Modem, ADSL, PPPOE, Multilayer Switching, FCOE, IP Routing Protocols BGP, OSPF, EIGRP & RIP.
  • Strong hands on experience on Cisco Catalyst 6500, 4500, 2900, 3500, 3750 XL series switches, Cisco 1800,2500, 2600, 2800, 3600, 3800, 7200 series Routers.
  • Responsible for advanced troubleshooting skills and experience in resolving complex network problems.
  • Extensive and In-depth knowledge in VPN IPSEC and GRE.
  • Experience in ASA & Foritigate(Fortinet), PaloAlto, F5 Load balancer.
  • Experience in implementation, support and troubleshooting of VLAN’s including operational knowledge of spanning tree protocol (STP), VLAN Trunking, inter VLAN routing and ISL/802.1q.
  • Provided technical documentation for problem escalation and resolution.
  • Extensive knowledge of network monitoring/management tools like Wireshark, TCPdump, Cisco Prime, Net Flow, PRGT, Solar Winds
  • Strong interpersonal, organizational communication, & presentation skills.
  • OC-12, OC 192 and OC 768 circuits.

TECHNICAL SKILLS:

LAN technologies: Ethernet, Fast & Gigabit Ethernet, VLANS, VTP, STP, RSTP, 802.1WHSRP, PVST, GLBP, VRRP

WAN technologies: DS3, OC3, OC12, OC48 & T1 /T3.PPP, ATM, MPLS, leased lines & exposure to DS1.

Routers/Firewall/Switches: Cisco routers (5020, 2500, 2600, 2900, 3600, 3900 series) and Cisco Catalyst switches (6500, 4500, 4900, 2900, 3500, 3750 series)Juniper (EX-2200, EX-4200, EX-4500, MX-480, M Series) Hp(12508,5800 Series,5100 Series), Fortinet (600 C.100C,800 C, Forti Analyzer, Forti Manager), PaloAlto (PA-500, PA-5000)., Infoblox(IB-100)

Routing Protocols: OSPF and BGP, MPLS, RIP, IGRP, EIGRP.

Infrastructure Services: DHCP, DNS, SMTP, POP3, FTP, TFTP.

Ticketing Tools: Service Now, Succeed(IBM),Rapid

Network Tools: Solarwinds, Tufin, Palo Alto Panorama, Cisco Works LMS, HP Open View, EtherealOS: Windows, Linux

PROFESSIONAL EXPERIENCE:

Confidential, MI

Network Administrator

Responsibilities:

  • Configuring, Troubleshooting & Supporting Corporate (Onsite /Offshore) and Retail 2200+ sites
  • Involved in Maintaining, configuring and Troubleshooting 2 Data Centers and replacing the Faulty Hardware and opening RMA’s with the Vendor Hardware.
  • Deploying and Configuring (Routing/Firewall/switching) in Data Center.
  • Responsible for implementing Network Design according to Network Standards capacity planning and disaster recovery to ensure sufficient resources to meet business
  • Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability.
  • Using Tufin to pull the reports on Firewall Usage for cleaning up the firewall rules on regular basis and Using Tufin for Firewall reviews and Object Lookup
  • Used Tufin for Monitoring Firewall Implementation Changes for revision Reports
  • Implementing Firewall Changes on Fortinet and ASA, Paloalto Firewalls.
  • Deploying VoIP phones and providing access to voice and data traffic with Qos policies
  • Configuring and maintaining BGP, OSPF, DNS, VoIP, Qos and IPv4 subnetting
  • Dealing with incidents on Network, solving the issue as per SLA
  • Configuring Routing &switching as per the project plan.
  • Network Validation and Testing the Network Components before Deploying.
  • Providing the LAN info to all the teams involved in the project.
  • Migrated sites from DSL to FIOS.
  • Building Network Labs for the sites before the initial rollout of Deployment of sites
  • Assigning Ips on IPAM(Infoblox).
  • Taking whiteboard Session After Deploying New sites before handing over to Network Operations.
  • Implementing the Firewall Changes on ASA/Fortinet/Palo Alto/Checkpoint
  • Using the PaloAlto panorama to push the Firewall updates on PaloAlto Firewalls.
  • Configured IPsec over Gre-Tunnel and Site- to -Site Vpn
  • Migrating sites to PCI Compliance by configuring Multiple Vlans and Firewalls(ACL)
  • Implementing firewall changes on Sites as per the Business Projects requirement.
  • Doing changes on the Metro & core Routers.
  • Make sure all Network changes has been Reviewed and Implemented as per the company policy.
  • Working with different teams ensuring the Project is deliverable.
  • Necessary changes has been Implemented for future enhancements and break-fix
  • Route redistribution and route update manipulation using route-maps, distribute lists
  • Worked on cisco 1921 and Huawei Router &switches

Confidential, MI & IL

Network Engineer

Responsibilities:

  • Building a network ensuring LAN connectivity by implementing the users on to two Vlan’s which are riding on the same Layer 1 Ethernet cable.
  • Implementing, Configuring and troubleshooting OSPF, BGP on cisco and juniper devices
  • Configuring VLAN, Spanning tree, VSTP, SNMP on Cisco switches.
  • Understand the JUNOS platform and worked with IOS upgrade of Juniper devices
  • Configuration and extension of VLAN from one network segment to other segment between Different vendor switches (Cisco, Huawei Hp).
  • Experience in Configuring, upgrading the Cisco/HP IOS operation system.
  • Experience in configuring IRF and deploying the Hp 5800 Switches
  • Deployed HP 12508 and 5800 Series in datacenter’s
  • Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability.
  • Replacing the 4506 switch with a stack of 3750X switches and creating Vlan’s for Production and Wireless whose traffic was segregated by access-lists to restrict traffic flow between them.
  • Implemented Router-on-stick configuration for one of the sites which involved configuration of route statements on the router for the return traffic to the Layer 3 switch.
  • Migrated 4900 series switches with a stack of 3750’s in several offsite and onsite buildings connecting to the core performing inter vlan routing.
  • Assist with various duties that will arise including implementation, configuration, Management problem solving, troubleshooting, updating, maintenance.
  • Extensive use of Access-lists for restricting traffic between Vlan’s on the Core switch as well as on Layer 3 switches which is stand alone.
  • Configured Cisco 2800, 3800 routers and 3750, 4500, 6500 switches as part of the implementation plan.

Confidential, IL

Network Engineer

Responsibilities:

  • Responsible for configuration, testing, and implementation of retail Projects.
  • Responsible for monitoring, troubleshooting, configuring, and deploying LAN/WAN solutions
  • Configured OSPF on CISCO devices with multiple routing processes and redistributed them and hands on experience in multi area OSPF topologies.
  • Worked on Hp12508 with redundancy as distribution switches for the data center.
  • Worked on Data Center Design with Cisco and HP Distribution and core Routers and switches.
  • Improving OSPF convergence by controlling SPF algorithm, LSA/SPF throttling
  • Created load balancing policies using BGP attributes such as Local P, AS-Path, MED, Community etc.
  • Handle customer escalations related to Internet connectivity issues, VPN issues.
  • Layer 2 switching technology architecture, implementation and operations including L2 and L3 switching and related functionality.

Confidential

Tech Specialist

Responsibilities:

  • Troubleshooting and Maintain the Broadband DSL lines of Optus
  • Working with the customer to troubleshoot the Interconnectivity issues and Wi-Fi connectivity issues
  • Monitoring and Troubleshooting the Faulty DSL Broad Band Lines.
  • Troubleshooting the Windows and Apple
  • Activating the DSL Lines
  • Working on Networking Incidents and Resolving as per SLA
  • Configuring and Troubleshooting the Net Gear Routers
  • Used network monitoring tools to ensure network connectivity and to assess and pinpoint networking issues causing service disruption.
  • Worked with engineering team to resolve tickets and troubleshoot L3/L2 problems efficiently.
  • Updated documentation as necessary.
  • Efficient use of Microsoft VISIO/Office for technical documentation and presentation tools.

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