Skills
Certification
Summary
Work History
Education
Languages
Overview
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ABIY TAFESSE

Buena Park

Skills

  • PCB/PCBA troubleshooting & component-level repair
  • Analog & digital circuit diagnostics
  • Root Cause Analysis (RCA) & failure analysis
  • Functional, burn-in, and system-level testing
  • Test Validation & Verification (V&V)
  • Oscilloscope diagnostics & signal analysis
  • SMT/BGA rework & soldering
  • ESD control & IPC standards
  • Technical documentation & reporting

Certification

  • OSHA 30-Hour Construction Safety (2025)
  • Tellabs Optical LAN Planning & Design Associate (2024)
  • Motorola M500 Vehicle Installation Certification (2024)
  • BICSI Installer 2 – Copper & Fiber (2020)
  • Duplexer Tuning & Installation – U.S. Dept. of State (2020)
  • Emergency & Evacuation Training – U.S. Dept. of State (2019)

Summary

Results-driven Electronics Test & Repair Technician with 20+ years of experience in PCB/PCBA troubleshooting, component-level diagnostics, and analog and digital circuit analysis. Proven expertise in root cause analysis (RCA), failure analysis, and system-level validation. Skilled in utilizing advanced test equipment to diagnose, resolve, and optimize system performance. Experienced in collaborating with cross-functional engineering teams to support product development, quality assurance, and continuous improvement initiatives.

Work History

Electronics Technician Repair and Testing

Econolite
Anaheim, CA
10 2025 - Current
  • Perform component-level diagnostics, troubleshooting, and repair of electronic and traffic control systems
  • Analyze PCB/SMT assemblies to identify defects and restore functionality
  • Execute functional, burn-in, and final testing to ensure compliance with specifications
  • Conduct root cause analysis (RCA) and failure investigations to improve reliability
  • Collaborate with engineering teams to support validation, testing, and product improvements
  • Utilize oscilloscopes and test equipment to diagnose and resolve complex issues
  • Maintain accurate documentation aligned with quality and ISO standards

Radio/Telephone & Electronics Technician

U.S. Embassy
Addis Ababa, Ethiopia
12 2015 - 12 2024
  • Diagnosed and repaired mission-critical communication systems and PCB assemblies
  • Performed component-level troubleshooting and advanced circuit diagnostics
  • Maintained 99.9% system uptime through proactive maintenance and rapid issue resolution
  • Conducted preventive maintenance and failure analysis to enhance system reliability
  • Installed and configured systems in compliance with operational standards
  • Responded to emergency failures, minimizing downtime and ensuring continuity

Technical Manager

A & B Electronics Technology
Addis Ababa, Ethiopia
09 2010 - 12 2015
  • Led and supervised technicians, ensuring efficient workflow and high-quality repair standards
  • Performed board-level diagnostics and resolved complex technical issues
  • Improved customer satisfaction by delivering timely and effective technical solutions
  • Trained staff on troubleshooting, safety procedures, and best practices

Low Voltage Technician

Sabit General Trading
Addis Ababa, Ethiopia
09 2004 - 12 2010
  • Installed and maintained CCTV, alarm systems, and structured cabling
  • Performed preventive maintenance, troubleshooting, and system upgrades
  • Conducted board-level diagnostics on electronic security systems

Education

Associate of Applied Science - Advanced Electronics Technician

Universal College of Technology
08.2010

Electronics Technician Certification - Electronics Technician

Entoto Technical & Vocational College
08.2008

Electronics Technician Studies - Diploma - Electronics

Addis Ababa Poly Technic School
08.2001

Languages

English
Full Professional

Overview

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Certificate

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