Summary
Overview
Work History
Education
Skills
Availability
Honors Awards
Personal Information
Languages
Timeline
Generic

GIOVANNI BARRAGAN

Orlando,FL

Summary

Technical professional with international work history and 20 + years of excellence in the Telecommunications, Network Engineering, Project Management, Customer Service and IT industry.


Organized and dependable candidate successful at managing multiple priorities with a positive attitude. Willingness to take on added responsibilities to meet team goals.

Overview

16
16
years of professional experience

Work History

Sr Application Support Analyst

Fiserv
10.2019 - 06.2023
  • Diagnosed and resolved complex technical issues in Fiserv applications, ensuring timely solutions to minimize downtime and business disruptions.
  • Utilized ServiceNow, Oracle, SQL, Actimize, Splunk, Jira, and Confluence for monitoring, escalating, and reporting Vigilance Network issues.
  • Took ownership of escalated incidents, coordinating with cross-functional teams for prompt resolution within established SLAs.
  • Conducted thorough root cause analysis for recurring or critical incidents, collaborating with development teams for permanent fixes.
  • Assisted in planning, testing, and executing application deployments, ensuring smooth rollouts and validation of changes.
  • Created and maintained comprehensive technical documentation, translated into Spanish for the LATAM Vigilance application.
  • Troubleshot and managed database-related issues, optimizing application performance through queries, data integrity, and performance tuning.
  • Developed and maintained scripts and automation tools to streamline support processes and improve overall efficiency. Provided support for application interfaces and integrations, ensuring seamless data flow.
  • Identified performance bottlenecks, optimizing code and configurations for better application performance. Assisted in planning and executing system upgrades and patches for minimal impact on operations.
  • Participated in disaster recovery planning and testing, ensuring applications could be recovered and restored in case of system failures or outages.
  • Application Deployments: Assisting in planning, testing, and executing application deployments and updates, ensuring smooth rollouts and validation of changes
  • Interacted with Clover and third-party vendors support teams to resolve technical issues related to outsourced components of the applications.
  • Stayed updated with the latest technologies, AI industry trends, and best practices to enhance technical skills and contribute to the improvement of the support team.

Network Analyst

Genuent Global
10.2019 - 11.2020
  • Implementing, analyzing and troubleshooting large telecommunication networks based on Frame Relay and MPLS transport using advanced routing protocols, such as, EIGRP
  • Implementing TCP/IP based networks for ATM’s financial EFT clients
  • Support for ATM Network remote installations and troubleshooting connectivity related issues
  • Using network analysis tools, such as, a Wireshark, Intermapper and Splunk, to analyze and troubleshoot network connectivity
  • Analyze remote monitoring reports to identify capacity and performance issues and manage their remediation efforts
  • Lead complex troubleshooting efforts on voice and network infrastructure
  • Support routers, switches, MPLS, VLANs and remote access
  • Ensuring daily scheduled ATM installations which are executed and completed with quality and client focus to ensure successful installations that meet or exceed client expectations
  • Raising quality risks to upper management and recommend solutions to keep projects on target and partnering within and across teams to enhance collaborative efforts
  • Performing all pre-live and live day connectivity tasks to bring ATMs live on the Card Services ATM Driving Platform
  • Configuration and connectivity pre-tests
  • Point of contact for ATM network-related incidents, providing timely responses and resolutions
  • Documenting all network-related incidents, problems, and their respective resolutions.

Network Engineer

Mettel
10.2018 - 09.2019
  • Assisted 2G/3G provisioning, performed ATM (IP) provisioning on Multi-Service Nodes (Tellabs Ericsson, Nokia, Lucent 5ESS, ALU), and worked with hardware like Tellabs 8600, ALU ESE/RSP 7670, Nortel Passport.
  • Tested Optical and IP Networks, used tools like Granite Works Inventory, Visio, CTS, Inventory Client, and Trifecta.
  • Collaborated with vendors, techs, and LEC groups for on-time service delivery.
  • Conducted troubleshooting and remote testing for incoming circuits through NetAnalyst.
  • Implemented, designed, and supported Telco and Data networks, providing production and installation support.

Bus/Gov Technician / Transport Engineer

Verizon Business
10.2015 - 10.2018
  • Performed complex telecommunications tasks, including working with LD Terminals, customer premises, Local Node, and Backbone Regen.
  • Executed fiber locates, splicing, termination, and provisioning.
  • Designed circuits using TIRKS (Trunks Integrated Record Keeping System).
  • Monitored construction activity related to fiber optics. Assembled, installed, and tested transmission equipment like Cisco routers, Ciena 6500, Juniper, Alcatel Lucent.
  • Conducted testing and diagnostic procedures on equipment according to standards, utilizing remote test systems for fault isolation.
  • Managed new and existing circuits, coordinating testing and turn-up of services with providers.
  • Handled provisioning service orders, including TDM (T1/T3), Ethernet, and Dark Fiber services.
  • Designed circuits using TIRKS (Trunks Integrated Record Keeping System).
  • Accessed network equipment, including DXCs, switches, and transport equipment.
  • Performed routine testing related to OCN and next-generation services for installation, provisioning, and maintenance activities.
  • Configured LAN/WAN settings, including MPLS, TCP/IP, or X.25/X.75 port configurations. Had a direct working knowledge of technologies like Tellabs 7100, Nortel 5200, Fuji 9500, Fuji 4500, Fuji 4100, and/or ROADM technology. Familiar with DWDM (10 to 100 Gig), Ethernet, Dark Fiber, and T3/T1 testing.

Voice & Data Support Engineer

Collabera - AT & T
04.2012 - 03.2014
  • Managed Maintenance Window working bridges, IWOS ticket management, and coordination of migration time. Led projects with vendors like Alcatel-Lucent, Nortel, Nokia, and Ericsson.
  • Prepared SOWs, RFQs, surveys, Autocad designs, and reports. Troubleshot SIP, voice, and data call problems, analyzed SIP call traces, and resolved carrier vendor issues.
  • Expert in MPLS, UMTS transport networks, and script creation for wireless networks.
  • Supported Mobility network infrastructure, conducted audits for Ericsson’s 2G/3G products, and collaborated with the PMO for migration/hot cuts.
  • Knowledgeable in RAN Topology, Access Transport, and GSM/UMTS Packet Core.

Implementation Network and Wireless Engineer

Collabera - AT & T
06.2009 - 09.2011
  • Managed ordering, testing, and troubleshooting wireless technologies (GSM, MPLS, UMTS) using tools like Granite, NetAnalyst, and Xing
  • Assisted with core 2G/3G provisioning, performed ATM (IP) provisioning on Multi-Service Nodes (Tellabs Ericsson, Nokia, Lucent 5ESS, ALU), and worked with hardware like Tellabs 8600, ALU ESE/RSP 7670, and Nortel Passport.
  • Tested Optical Networks, IP Based Networks, and utilized tools such as Granite Works Inventory, Visio, CTS, Inventory Client, and Trifecta.
  • Collaborated with vendors, techs, and LEC groups for on-time service delivery.
  • Conducted troubleshooting and remote testing for incoming circuits through NetAnalyst.
  • Implemented, designed, and supported Telco and Data networks, providing production and installation support.

Transmission Transport Switch OPS Tech

Level 3 Communications
12.2007 - 12.2008
  • Installed, turned up, tested, and provisioned SONET, WDM, and Ethernet equipment in optical fiber networks. Collaborated with vendors, techs, and LEC groups to meet service delivery deadlines
  • Managed PBX Maintenance, Infinera, Juniper, Cisco 15454 DMX, Avaya, Alcatel-Lucent equipment, and network system installations. Performed site surveys for remote locations, reported defects, and conducted advanced analysis and troubleshooting. Interfaced with customers and carriers for service delivery and assurance.
  • Implemented labeling and tagging according to Network Engineering Diagrams.
  • Served as a technology expert in gateway and Tier-3 global networks operations team. Managed and maintained structured cabling plant, copper and fiber patching, routers, CSU/DSU, bridges, multiplexers, servers, and switches
  • Conducted monthly readings of plant equipment, generators, UPS equipment, and HVAC systems.

Education

Associate of Applied Science - Telecommunications Management

DeVry University
North Brunswick, NJ
10.1997

CCNA & CCNP -

Avtech Institute of Technology
South Plainfield, NJ
12.2016

Skills

  • Security Protocols
  • Technical Troubleshooting
  • ITIL Framework
  • Change Management
  • Team Leadership
  • Project Coordination
  • Server Maintenance
  • Database Management
  • Business Analysis
  • Agile Methodologies
  • Training and Mentoring
  • Incident Management
  • Vendor Management
  • Application Monitoring
  • Network Configuration
  • Disaster Recovery
  • Customer Support
  • Time Management
  • Root Cause Analysis
  • Data Migration
  • Problem Solving
  • Document Configuration
  • Troubleshooting
  • Organizational Skills
  • Dependable and Responsible
  • MS Office

Availability

Available for travel

Honors Awards

  • South Asia Medal (Operation Desert Storm 1991) USA NAVY

Personal Information

TELECOM  ENGINEER / NETWORK ANALYST / APPLICATIONS SUPPORT ANALYST / PROJECT MANAGER 

Languages

Spanish
Native or Bilingual

Timeline

Sr Application Support Analyst

Fiserv
10.2019 - 06.2023

Network Analyst

Genuent Global
10.2019 - 11.2020

Network Engineer

Mettel
10.2018 - 09.2019

Bus/Gov Technician / Transport Engineer

Verizon Business
10.2015 - 10.2018

Voice & Data Support Engineer

Collabera - AT & T
04.2012 - 03.2014

Implementation Network and Wireless Engineer

Collabera - AT & T
06.2009 - 09.2011

Transmission Transport Switch OPS Tech

Level 3 Communications
12.2007 - 12.2008

Associate of Applied Science - Telecommunications Management

DeVry University

CCNA & CCNP -

Avtech Institute of Technology

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GIOVANNI BARRAGAN