network specialist resume example

• Planning, designing, developing, testing, and documenting network systems.
• Responsible for LAN/Wan administration and performance of hardware builds (upgrades and new machines), set up offsite backup systems, and contribute to system migrations.
• Working experience with Core Switches like Cisco 4500 Series, 6500 Series, 9500 Series, Nexus 9K Series, Nexus 7K Series, Nexus 2K Series
• Working experience with Distribution Switches like Cisco 3560, 3750, 3850, 9300
• Working experience with User Access Switches like Cisco 2960, 9200, 9300
• Working experience with Cisco Routers 2821, 2811, 2911, 2921, 3845, 3925, ISR 4331, ISR 4351, ISR 4431, ISR 4451
• WAN router configuration that includes MPLS, BGP, OSPF, EIGRP routing protocols.
• Configuring and Administrating IP segmenting of subnets, DHCP, DNS and IP address management with the help of protocols and network services.
• Monitoring network to ensure high availability to all system users and perform necessary maintenance to support network availability with the help of network monitoring tool SolarWinds
• Experience with Splunk Searching and Reporting modules, Knowledge Objects, Administration, Add-On's, Dashboards, Clustering and Forwarder Management.
• Monitoring Bandwidth utilization, WAN, MPLS links between Routers & Switches for all Sites by using monitoring tools such as NetScout.
• Monitored WLC, APs, Clients in Cisco Prime using heatmaps to detect coverage holes, RF interferences, signal strength, conducted site surveys.
• Strong experience with administering, configuring, and supporting Network Access Control solutions with the help of Cisco ISE
• Experience in Cisco ACS to ISE migration, Cisco NAC to ISE migration.
• Configuring the user roles and policies for authentication using Cisco Any Connect VPN and monitoring the status of logged users in the network using Cisco ACS
• Managing a TACACS and RADIUS server for user authentication and network devices authentication
• Implementation Site-to-Site VPNs, IPsec VPNs on Cisco Routers, Palo Alto Firewalls. Built DMVPN tunnels between Datacenter and other warehouses and plants to enable connectivity or redundancy.
• Assisted in firewall migrations from Cisco ASA and Checkpoint Firewalls to Palo Alto Firewalls using the PAN Migration Tool.
• Hands-on experience with PA-200, PA-500, PA-800, PA-3000 series of firewalls.
• Strong Experience in working with Palo Alto Firewall’s Centralized Management Server Panorama for the management and administration of Large-Scale Firewall Deployments.
• Performing administrative tasks with Palo Alto Firewalls through Panorama including Security, NAT policy definitions, application filtering, Regional based rules, URL filtering, Data filtering, file blocking, User-based policies, Policy-Based Forwarding.
• Experience with the advanced extended features of Palo Alto network firewalls such as advanced Traffic Handling, App-ID, Content ID, User Id, Quality of Service, Global Protect, Monitoring and Reporting tools, Active/Active and Active/Passive High availability configurations.
• Extensive knowledge in configuring policies and ACLs through Global Protect VPN on Palo Alto Firewalls.
• Configured, Deployed and Supported 2504, 5508, 3504, 5520 Cisco Wireless Controllers
• Configure, deploy, manage and troubleshoot 3502, 3602, 3702 and 3802 wireless access points in over 200+ warehouses and plants locations using cisco 2504, 5508, 3504, 5520 Wireless LAN Controllers
• Performed 802.11a/g/n Wireless Site Survey in various warehouses and plants using an Air magnet suite of tools that included Wireless Survey Pro and Spectrum Analysis.
• Diagnosing, troubleshooting, and resolving hardware, software, or other network and system problems, and replacing defective components when necessary.
• Documented network architecture using Microsoft Visio
• Helping Tier I engineer in any of the issues related to various aspects and concerns.
• Interacted with different teams - on developing, implementing the Onsite Offshore model for 24X7 supports.

• Implementing new and changing existing data networks for various projects as per the requirement.
• Providing support to networks containing more than 2000 Cisco devices.
• Performing troubleshooting for IOS related bugs by analyzing history and related notes.
• Ensure Network, system and data availability and integrity through preventive maintenance and upgrade.
• Involved in Switching Technology Administration including creating and managing VLANs, Port security, VTP, STP, Inter-VLAN routing, LAN security.
• Modified internal infrastructure by adding switches to support server farms to existing DMZ environments to support new and existing application platforms.
• Configured switches with port security for enhancing customer’s security.
• Installed and maintained local printer as well as network printers.
• Configuring and troubleshooting a multi-customer network environment.
• Subnetting the networks and troubleshooting DHCP and DNS Servers.
• Involved in network monitoring, alarm notification, and acknowledgment.
• Monitored network for optimum traffic distribution and load balancing using Solar winds.
• Managing the service request tickets within the phases of troubleshooting, maintenance, upgrades, fixes, patches and providing all-round technical support.
• Preparing feasibility report for various upgrades and installations
• Carrying out the documentation for tracking network issue symptoms and large-scale technical escalations.