J. Dominguez

Current Job: Contollo Consulting

IT and Support Engineer

About me

IT professional with over 15 years of experience performing functions related to administration and support of Data Center infrastructure, Application platform support and Leading Helpdesk teams.


Information Systems Engineer

UENIC, 2018


Linux Servers 91%
Windows Servers 90%
Microsoft Azure 92%
CloudFlare 92%
VMware 91%
Cisco 95%
Mikrotik 87%
Ubiquiti 90%
  • CCNA Routing and Switching
  • ITIL® 4 Foundation
  • MCSA – Windows Server 2012
  • CompTIA Network+
  • CompTIA A+

Projects & Expertise

Head of IT – DoubleTree by Hilton Managua

  • Delivered technological requirements requested during the conversion process for DoubleTree
    by Hilton Managua, achieving total approval on the audit process.
  • Coordinated renovation of connectivity infrastructure in a 6‐storey building, achieving 100% Wi‐Fi coverage using Cisco Meraki networking technology.
  • Migrated Opera PMS Standard, Micros Res 3700 POS and virtualized local servers using two VMware ESXi hypervisors.
  • Improved training room with 6 workstations, a projection and telephony system to provide
    workshops and seminars effectively.

IT Support Team Lead – LOTO Nicaragua

  • Implemented cross‐training programs with tier 3 and tier 2 support teams managing to train six members with key tasks for succession plans.

  • Structured quality controls with sustainable metrics, making it possible to implement WhatsApp and Facebook communication channels to receive customer support requests.

  • Expanded tier 2 responsibilities scopes, assisting the systems administrator to reduce response times for internal user requests for Incidents and Service Requests with reliable information.

  • Improved the information input accuracy into the Help Desk system, allowing report generation.

System Administrator – LOTO Nicaragua

  • Orchestrated upgrade for office IT infrastructure, obtaining a three nodes HP ProLiant BL460c
    and MSA P2000 cluster where we built virtual platform.
  • Executed virtual platform migration from Linux Xen Server to VMware ESXi including virtual machines and virtual switches without impacting services availability.
  • Performed the planning and execution of technological infrastructure for Granada and Tipitapa
    branches projects, managing to extend Headquarters’ systems services and tools.