Joseph A. Castillo-Barrios
Alexandria,VA
Summary
CompTIA Security+ certified Field Engineering Technician with an Active Secret Clearance and extensive experience in on-site telecommunications and aerospace deployment. Proven track record of successfully installing 1U-4U ruggedize servers across 5+ client sites nationwide while meeting strict project deadlines. Expert in troubleshooting complex military assemblies and delivering technical training via Factory Acceptance Tests
Overview
7
7
years of professional experience
1
1
Certification
Work History
Field Engineering Technician
Cornet Technology Inc.
Springfield, VA
10.2022 - Current
- Manage and maintain telecommunication systems, including PBX, VoIP, and mobile networks.
- Successfully installed ruggedize VoIP Servers (1U-4U) across 5+ clients sites within the United States to meet project deadlines.
- Provide technical support and troubleshooting to clients to minimize system downtime.
- Conduct regular system audits and performance assessments to ensure industry standard compliance.
- Deliver on-site customer training via Factory Acceptance Tests.
Test Technician
Mercury Systems
Chantilly, VA
01.2020 - 05.2022
- Assigned root cause for nonconforming high-density multi-system military assemblies and implemented corrective actions.
- Performed complex testing on Aerospace servers using ESS chambers and shock/vibration tables with minimal supervision.
- Collaborated with engineers to ensure product function per design specifications using schematics and block diagrams.
- Executed assignments requiring independent judgment and complex problem resolution.
Technician
Amazon Data Center
Sterling, VA
08.2019 - 01.2020
- Maintained data and networking racks across multiple centers to ensure fleet health and capacity.
- Managed technical escalations by working with various teams to drive issue resolution.
- Established network connectivity and configured PC hardware and software.
- Utilized Linux OS 6.4 & 7 and Windows PowerShell command lines to identify hardware issues at a system level.
Education
High School Diploma - ITN 100: Intro to Telecommunications, ITN 101: Intro to Network Concepts, ITN 106: Microcomputer Operating Systems, ITN 107: Computer Hardware and Troubleshooting, ITE 100: Intro to Information Systems
Northern Virginia Community College
06.2019
Skills
- PBX
- VoIP
- Mobile Networks
- Network Switches
- 1U-4U Servers
- Ruggedize Systems
- PC Hardware Configuration
- ESS
- Shock/Vibration Tables
- Root Cause Analysis
- Windows PowerShell
- Linux OS 64
- Linux OS 7
Clearance
Active Secret Clearance
Certification
CompTIA Security+, 10/2024-10/2027
Timeline
Field Engineering Technician
Cornet Technology Inc.
10.2022 - Current
Test Technician
Mercury Systems
01.2020 - 05.2022
Technician
Amazon Data Center
08.2019 - 01.2020
High School Diploma - ITN 100: Intro to Telecommunications, ITN 101: Intro to Network Concepts, ITN 106: Microcomputer Operating Systems, ITN 107: Computer Hardware and Troubleshooting, ITE 100: Intro to Information Systems
Northern Virginia Community College