Ernesto Montesino Velázquez
Austin,TX
Summary
Highly skilled Telecommunication Engineer with over 20 years' experience. Thoroughly proficient in all aspects of installing, maintaining, and troubleshooting of LAN and WAN networks. Top levels of manual dexterity and technical knowledge result in a track record of excellent work completed within time and budgetary constraints. Detail-oriented troubleshooter who takes pride in coming up with optimally effective solutions that account for all aspects and ramifications. Friendly and professional, builds great rapport with team members and clients alike.
Overview
32
32
years of professional experience
Work History
Headend Engineer
Hotwire Communications
Austin, Texas
08.2024 - Current
- Ensured operational stability and performance of regional network infrastructure across Austin and San Antonio.
- Provided 24/7 on-call support for critical network incidents and service interruptions.
- Troubleshot routers and switches from Cisco, Nokia (OLT), and other vendors.
- Remote hands for level 2 and level 3 engineers during advanced troubleshooting.
- Monitored, tested, and maintained fiber optic infrastructure, including signal verification and fault isolation.
- Supported deployment and integration of new residential and commercial properties into existing network infrastructure.
- Installed, configured, and maintained headend and core network equipment.
- Collaborated with NOC field technicians and engineering teams to enhance issue resolution.
Operations Engineer
ENTEL
, Chile
06.2013 - 04.2023
- Level-2 Operations Engineer. My job consisted of managing LAN and WAN Networks for different customers throughout Chile, Ex: Ministries, Hospitals, Mining Companies, etc.
- In this period, I gained valuable experience in layer-4, layer-3, layer-2 protocols working technologies such as DSLAM, SD-WAN CISCO, HUAWEI, Meraki, FORTINET etc.
- Implementation, maintenance and troubleshooting level two in FORTINET, CISCO, HUAWEI, MERAKI.
- Implementation, start-up and maintenance of clients with CISCO technology over IP/MPLS network to FORTINET technology (Hub and Spoke) over IP/MPLS network.
- Maintenance and Troubleshooting with FORTIMANAGER, FORTINANALIZER.
- Examples of equipment: FORTIGATE 60E(Spoke), FORTIGATE- 200E, FORTIAP221E, FORTISWITCH248E.
Project Engineer
Cárcamo Ingeniería Ltda. (ECTEL)
, Chile
07.2010 - 06.2013
- Drive Test Services for HUAWEI, Chile
- Model Tunning Services for HUAWEI, Chile
- Site Surveys for ENTEL, Chile
- Site Surveys for Nokia, Chile
- LOS Surveys for Nokia, Chile
- IBwave Software for Inbuilding Projects.
Telecommunications Engineer
Cuban Telecommunications Company S.A. (ETECSA)
, Cuba
01.2002 - 01.2010
- ZYXEL and TELINDUS Technologies
- Administration of ALCATEL Technology Management Systems in X25 and Frame Relay protocols
- Administration of ALCATEL Technology Management Servers for ATM Protocols and NEWBRIDGE Nodes
- Administration of Management Servers with Solaris Operating Systems and HUAWEI NAS Equipment with IP and SS7 Protocols
- Administration of HP OpenView Management Systems on Solaris for the management of TELINDUS ONE ACCESS Equipment
- Monitoring equipment with Whatsup Gold, SNMPc and PRTG
- HUAWEI DSLAM Administration on BMS Management Systems
- Backbone IP/MPLS Network Administration using HUAWEI and CISCO Technology
- Administration of Wireless Networks using ALVARION Technology with CISCO Equipment
- Throughout my career at this institution, I gathered extensive experience on Technologies such as CISCO, HUAWEI, TELINDUS, ALVARION, ZYXEL, etc., as well as extensive knowledge about protocols such as ATM, Ethernet, IP, MPLS, OSPF, BGP, EIGRP, IS-IS, etc.
Elevator installer Mechanic
COMETAL
08.1994 - 12.2001
- Elevator installation company
Education
Linux Operating System Administration -
CUBATEL Training Center
Cuba01-2006
Solaris 9 Operating System -
ATI Group
La Havana,Cuba01-2006
Certification and Training in HUAWEI Technologies - Imanager N2000 UMS Management System, A8010 Switched Access Equipment and CMC Call Management Server
HUAWEI Training Center
China01-2005
UNIX-Based Operating Systems -
CUBATEL Training Center
Cuba01-2004
Introduction on XDSL Technologies -
ETECSA Training Center
Cuba01-2003
Introduction on ALCATEL's PCM and CxC Technologies -
ETECSA Training Center
Cuba01-2003
Bachelor of Science - Telecommunications Engineering
José Antonio Echevarría University
La Habana, Cuba01-2001
Skills
- Network equipment handling
- WAN and LAN management
- WiFi and DSL technologies
- SD-WAN and MPLS solutions
- Network monitoring tools
- Communication technology expertise
- Technical diagram design
- Network troubleshooting
- Effective communication
- Adaptability
- Unix administration
Training
- Introduction on XDSL Technologies, ETECSA Training Center, Cuba, 01/01/03
- Introduction on ALCATEL's PCM and CxC Technologies, ETECSA Training Center, Cuba, 01/01/03
- UNIX-Based Operating Systems, CUBATEL Training Center, Cuba, 01/01/04
- Certification and Training in HUAWEI Technologies, HUAWEI Training Center, China, 01/01/05
- Linux Operating System Administration, CUBATEL Training Center, Cuba, 01/01/06
- Solaris 9 Operating System, ATI Group, Mexico, 01/01/06
- Basic Pedagogical Course, ETECSA Training Center, Cuba, 01/01/08
- CCNA Course and Certification, Mexico, Mexico, 01/01/08
- Work at Height and Fall Protection Training Course and Certification, Chile, Chile, 01/01/11
- Fire Extinguishers and First Aid, Chile, Chile, 01/01/11
- CISCO CCNA Certification, Chile, Chile, 01/01/12
- Huawei HCNA Certification, Chile, Chile, 01/01/15
- CISCO CCNP Routing Certification, Chile, Chile, 01/01/18
- CISCO CCNP ENCORE Certification, U.S.A, U.S.A, 01/01/23
- CISCO CCNP ENARSI Certification, U.S.A, U.S.A, 01/01/25
Timeline
Headend Engineer
Hotwire Communications
08.2024 - Current
Operations Engineer
ENTEL
06.2013 - 04.2023
Project Engineer
Cárcamo Ingeniería Ltda. (ECTEL)
07.2010 - 06.2013
Telecommunications Engineer
Cuban Telecommunications Company S.A. (ETECSA)
01.2002 - 01.2010
Elevator installer Mechanic
COMETAL
08.1994 - 12.2001
Linux Operating System Administration -
CUBATEL Training Center
Solaris 9 Operating System -
ATI Group
Certification and Training in HUAWEI Technologies - Imanager N2000 UMS Management System, A8010 Switched Access Equipment and CMC Call Management Server
HUAWEI Training Center
UNIX-Based Operating Systems -
CUBATEL Training Center
Introduction on XDSL Technologies -
ETECSA Training Center
Introduction on ALCATEL's PCM and CxC Technologies -
ETECSA Training Center
Bachelor of Science - Telecommunications Engineering
José Antonio Echevarría University