Cisco Certified Network Professional with extensive years of experience in managing IT infrastructures, ranging from physical hardware and software deployment, to router and switch deployment and management, to virtual farm planning and deployment.
System administration and configuration including installation and upgrades
Network administration and maintenance of servers and LAN
Installation for a new hardware systems and software for network
Network Software testing
07/2017 to Current
Network Field Service Engineer
Managed and performed project administration for projects awarded to outside contractors.
Provided on-site field technical support, including, but not limited to, end-user problem solving.
Generated detailed engineering log and hardware test failure reports.
Install, inspect, and assemble equipment at client's site.
Monitor and ensure installed equipment are working in proper condition.
Configure routers and switches.
Layer 2 and 3.
Deliver onsite and remote support of Dell PowerEdge servers running Red Hat Linux and Windows Server OS.
Maintain exceptional customer relationships where I have become the preferred and primary company contact.
02/2016 to 11/2016
Network EngineerOhio Home Healthcare LLC
Implemented Policy based routing with EIGRP and setup redistribution with OSPF and EIGRP.
Implemented multi-area OSPF environment using the following sub-technologies: authentication, Stub/NSSA areas, Virtual-links, Priority manipulation.
Configured RIP and EIGRP routing protocol in a complex network environment with the following attributes: Summarizing
networks, passive interfaces, load balancing / load sharing, authentication, EIGRP over NBMA.
Implemented Network Address Translation using Static NAT, Dynamic NAT, and PAT.
Configured VTP Servers to propagate VLAN information between connected switches in the same domain.
Implemented Frame-Relay between network devices using point-to-point and multi-point on sub-interfaces.
Configured loopback addresses on routers and switches to provide stability for dynamic routing protocols.
Proficient with IP access lists, Cisco Discovery Protocol (CDP), Static Routing, Network Address Translation (NAT), VLAN Trunking Protocol (VTP), Spanning Tree Protocol (STP), Inter-VLAN routing, HSRP, Policy Based Routing, etc.
Proficient with HyperTerminal and Cisco IOS including Command modes, Context -- Sensitive Help, Command line editing, Examining Router Status, Global Configuration, Neighboring devices, Backup and Restore, Routing Table Setup, etc.
Implement VLAN Trunking Protocol to reduce administrative overhead.
Enable secure sharing of VLAN information to prevent the introduction of rogue devices from affecting the VLAN database.
Shutdown unused switch ports following Layer 2 security best practices.
Supply critical and specialized network analysis of WLAN infrastructure and the existing campus LAN.
Analyze, support, plan, execute and organize updates of network change applications as needed.
Assess the present network infrastructure and layout.
Carry out and organize modifications to streamline reporting, tracking, and community administration.
Create and manage Local VLANs based on department function, and configure ports with static VLAN assignment, static 802.1Q trunks, and dynamic ISL trunking using PAgP for layer 2 forwarding.
Utilize VLAN Spanning-Tree in conjunction with PVST+ for compatibility between Cisco and Juniper switches.
Configure edge ports for fast-transitioning into the forwarding state to fix workstation startup connectivity delays.
Modify spanning-tree parameters for manual root bridge assignment.
Implement ether-channels between each switch using PAgP for negotiation.
Modify ether-channel load balancing method.
Implement WAN links between sites using frame-relay point-to-point and multipoint connections to establish connectivity between each of the four sites as required.
Establish frame-relay point-to-point connections three of the sites creating a full mesh.
Implement hub and spoke network between three of the sites with the main office as the hub for redundant connections.
08/2014 to 12/2015
Network AdministratorJubba Global Inc － Columbus, Ohio
Install and maintain LAN/WAN hardware and software configuration and installed Routers and Switches in accordance with company standards.
Communicated and negotiated with users, specialists, other staff and suppliers.
Resolve all IP network issues to reduce waste and downtime while also ensuring SLA.
Troubleshoot network usage and peripheral issues, supports help desk analysts, resolves connectivity issues, and maintains data and telecommunication connection.
02/2013 to 08/2014
Technical Support - TierSerenity Home Healthcare
Troubleshoot backbone network issues including switching loops and bandwidth congestions.
Perform desktop, laptop, and server maintenance, security update and security audits.
Responsible for company inventory of the network infrastructure including: routers, switches, IP Phones, and wireless.
Responsible for setting up and maintaining all network devices within Solarwinds.
Evaluated and modified System's performance.
Monitored networks to ensure security and availability to specific users.
Identified users' needs.
Determined network and Systems requirement.
Education and Training
Bachelor's: Computer ScienceOhio State University － Columbus, OhioComputer Science
Active directory, administrative, streamline, Backup, Cisco IOS, Cisco, hardware, network and Systems, client, Customer service, database, Dell PowerEdge servers, Designing, edge, editing, EIGRP, fast, Financial reporting, Frame-Relay, help desk, hub, inspect, inventory, IP, LAN, layout, mentoring, access, office, negotiation, Network administration, Network management, network analysis, Network Security, Network, networks, OS, OSPF, problem solving, Project Development, protocols, Red Hat Linux, reporting, requirement, RIP, Router, Routers, Routing, Servers, SLA, Software testing, Strategic planning, Switches, switch, System administration and configuration, technical support, telecommunication, Phones, Translation, Troubleshoot, Troubleshooting, upgrades, reduce waste, WAN, Windows Server