Summary
Overview
Work History
Education
Skills
Certification
Languages
Timeline
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Sergio Luis Garí

Miami,FL

Summary

Accomplished Sr. Network Engineer/Team Leader with a proven track record at Totalplay Telecomunicaciones, where led technical projects and implemented advanced networking solutions for major clients. Expert in networking, coupled with exceptional leadership and proactive problem-solving skills. Good communicator with a track record of mentoring engineers and collaborating with stakeholders at all levels.

Overview

8
8
years of professional experience
1
1
Certification

Work History

Sr. Network Engineer/Team Leader

Totalplay Telecomunicaciones (Grupo Salinas)
05.2021 - 11.2024
  • Managed and led a team of network engineers, providing technical mentorship and professional development.
  • Directed technical projects of implementations, migrations, updates and network expansions, meeting tight deadlines and requirements.
  • Design and implementation of LAN/WAN solutions projects for medium and large companies and government institutions in the country such as Walmart, Pizza Hut, Coppel, Citibanamex, McDonald's, IMSS, BBVA, HSBC, OXXO, Petroleos Mexicanos PEMEX, Ministry of Education, Universities.
  • Implemented advanced solutions such as SD-WAN, MPLS, Dedicated Internet, VPN Solutions, QoS policies, L2L, L2Cloud, Wireless LAN Cloud Managed.
  • Configured and managed enterprise-grade equipment (Cisco, Meraki, Huawei, Aruba).
  • Troubleshot and resolved complex L2/L3 network issues, minimizing downtime and maintaining SLAs.
  • Developed and maintained comprehensive network documentation LLD diagrams, IP Plans.

Network Infrastructure Engineer

John Wood Group PLC
08.2020 - 05.2021
  • Enabling Remote Authentication in routers and switches, through tacacs +, policy sets in Cisco Identity Services Engine (ISE) and Windows Active Directory.
  • Creation and modification of rules in Firewalls Palo Alto.
  • Netflow configuration on edge routers to export flows to Cisco Stealthwatch Management Console (SMC).
  • Configuration of SNMP, Syslog in equipment and in Cisco Prime Infrastructure for the management, administration and monitoring.
  • Configuration of Cisco VPN solutions such as DMVPN and FlexVPN.
  • Upgrading of Fiber Optic network in IEnova gas pipelines, field work.
  • Generation of documentation for Detailed Engineering Design, Configuration Plan, IP Addressing, SAT Protocol and Network Architecture.
  • Configuration, installation and commissioning of Cisco IE 5000, 4000, 3000, CGR 2000, Catalyst 8200, 8500, ISRs series equipment at customer facilities.
  • Installation of UTP and Fiber Optic cabling.
  • Fiber Optic Measurement with OTDR.

Network Administrator

Universidad Central ¨Marta Abreu¨ De Las Villas
09.2016 - 07.2018
  • Installation of network devices for LAN and WLAN and structured cabling.
  • Logical and Physical Design of LAN and WLAN networks. Diagnosis and Troubleshooting.
  • Cisco Routers and Switches provisioning.
  • Installation, update and management of Windows Operating Systems.
  • Keep physical and logical network plans up to date.
  • Maintained applications to keep software current with necessary software updates and upgrades.

Education

Post-Degree Certificate - Electronic Engineering

Universidad Autonoma Nacional De Mexico
Ciudad De Mexico
08-2020

Bachelor of Engineering - Telecommunications And Electronics

Universidad Central ¨Marta Abreu¨ De Las Villas
Santa Clara, Villa Clara, Cuba
06-2016

Skills

  • Routing and Switching, IPv4 and IPv6 Addressing, SD-WAN, MPLS, Network Management, Security, Infrastructure, Topologies EIGRP, OSPF, BGP, DHCP, QoS, VRFs, VPN technologies, Wireless Design, IoT, SNMP, Syslog, Netflow, L2/L3 protocols
  • Microsoft 365, Visio
  • GNS 3
  • Good communication and deal with co-workers and clients
  • Great interest in learning and research
  • Responsibility and Hard-working
  • Flexibility and adaptation to changes
  • Self learning
  • Proactive

Certification

  • Cisco Certified Network Associate (CCNA) - CISCO 2020/2-2026/8
  • AWS Certified Cloud Practitioner - Amazon AWS 2022/8-2025/8

Languages

Spanish
Native or Bilingual
English
Professional Working

Timeline

Sr. Network Engineer/Team Leader

Totalplay Telecomunicaciones (Grupo Salinas)
05.2021 - 11.2024

Network Infrastructure Engineer

John Wood Group PLC
08.2020 - 05.2021

Network Administrator

Universidad Central ¨Marta Abreu¨ De Las Villas
09.2016 - 07.2018

Post-Degree Certificate - Electronic Engineering

Universidad Autonoma Nacional De Mexico

Bachelor of Engineering - Telecommunications And Electronics

Universidad Central ¨Marta Abreu¨ De Las Villas
Sergio Luis Garí