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.