Luis Guillen Gonzales
Heredia
Summary
Network Engineer with over 5 years of expertise deploying, maintaining and troubleshooting LAN and WAN infrastructure.
Overview
15
15
years of professional experience
1
1
Certification
Work History
Data Center Network Engineer
DXC Technology
09.2016 - Current
- Configure and manage Layer 2/3 routing and switching.
- Plan implementation of network enhancements and upgrades.
- Troubleshoot and resolve connectivity and latency issues.
Cisco TAC Engineer (Nexus Data Center Switching)
SYKES
06.2015 - 08.2016
- Worked with NX-OS and related data center technologies.
- Analyzed logs, packet captures, and debug outputs for issue resolution.
- Assisted in NX-OS upgrades.
- Supported Layer 2/3 networking (VLAN, STP, VPC, BGP, OSPF)
- Assisted customers in setting up, configuring, and tuning Nexus switches.
SaaS NOC Engineer
Hewlett-Packard
09.2014 - 05.2015
- Monitored network infrastructure, servers, and applications for performance issues.
- Responded to system alerts, outages, and security threats in real time.
- Ensured uptime and availability based on SLAs.
- Diagnosed and troubleshoot network, server, and connectivity issues.
- Documented incidents, resolutions, and update the knowledge base.
Field Network Engineer
DESYSWEB
03.2013 - 08.2014
- Diagnosed and resolved connectivity issues, latency problems, or hardware failures.
- Performed troubleshooting for Juniper and Cisco.
- Deployed, installed, and configured routers and switches.
- Configured network devices based on company or client specifications.
- Adjusted routing and switching configurations to improve efficiency.
Software Support Engineer
Hewlett-Packard
03.2010 - 02.2013
- Provided technical support for the HP's Medical Archive Solution, a dedicated appliance for the long term archival and retrieval of medical images and documents.
- Responsible for basic server maintenance, monitoring, and troubleshooting.
- Deployed, configured, and maintained Linux servers.
- Monitored logs and system alerts.
- Assisted with server installations, updates, and maintenance.
Education
Bachelor of Computer Science -
Universidad Latina
Heredia12-2009
Skills
- Cisco Nexus Switches (5K/7K/9K)
- L2 & L3 Networking – VLAN, STP, LACP, HSRP, VRRP, EIGRP, OSPF, BGP, vPC
- Overlay networking – VXLAN & EVPN
- MPLS Technologies – MPLS L3VPN, MPLS L2VPN
- Azure Cloud Networking – VNet, VNet peering, Hub-Spoke architectures, NSGs, ASGs, ExpressRoute, etc
Certification
- Cisco CCNP Enterprise (CSCO11835840)
- Azure Network Associate Engineer (AZ-700)
- Junior Penetration Tester (eJPT)
Technical Courses
- Cisco (CCNP Enterprise & Data Center)
- Azure (AZ-900, AZ-700, AZ-104)
- Linux (LPIC-1)
- Pentest (eJPT INE)
Timeline
Data Center Network Engineer
DXC Technology
09.2016 - Current
Cisco TAC Engineer (Nexus Data Center Switching)
SYKES
06.2015 - 08.2016
SaaS NOC Engineer
Hewlett-Packard
09.2014 - 05.2015
Field Network Engineer
DESYSWEB
03.2013 - 08.2014
Software Support Engineer
Hewlett-Packard
03.2010 - 02.2013
Bachelor of Computer Science -
Universidad Latina
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