Matthew Mejia

Phoenix, AZ | mejiamj0@gmail.com | LinkedIn
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Summary

Electrical Engineer with hands-on experience designing and testing embedded electronics, including multiple production PCBs involving power regulation, digital interfaces, microcontroller-based systems, and mixed-signal circuits. Skilled in hardware bring-up, structured debugging using oscilloscopes, and documenting root-cause findings to improve board reliability. Proficient in Fusion 360 for CAD modeling and mechanical integration. Strong understanding of programming logic in C/C++ and Python, with ongoing improvement toward fluency for embedded applications.

Core Technical Skills

Electronics Design

  • PCB Schematic Design
  • PCB Layout
  • Mixed-Signal Circuits
  • Buck Regulators & Rectifiers
  • Microcontroller-Based Systems
  • SPI, UART Interfaces

Bench Testing

  • Oscilloscopes
  • Signal Generators
  • Multimeters
  • SMD Soldering & Rework
  • Hardware Bring-Up

Programming

  • C/C++ (fundamentals)
  • Python (fundamentals)
  • Strong programming logic

Tools

  • KiCad
  • Fusion 360 (CAD)
  • Basic 3D CAD
  • Rapid Prototyping

Other

  • Root-Cause Analysis
  • Documentation
  • Manufacturing Support
  • Troubleshooting
  • Basic RF Concepts

Professional Experience

Support Engineer
Aether RF, LLC
March 2024 – Present
  • Designed and tested multiple PCB assemblies used as host platforms for proprietary RF communication modules.
  • Created schematics and multi-layer PCB layouts including switching power supplies, embedded microcontroller systems, digital interfaces, and mixed-signal domains.
  • Performed hardware bring-up and structured debugging using oscilloscopes and targeted test procedures.
  • Conducted root-cause analysis on electrical and integration issues, documenting findings to improve design reliability and guide next-revision improvements.
  • Built and tested prototypes using hands-on SMD soldering techniques.
  • Designed enclosure and mounting components using Fusion 360 to support mechanical integration.
  • Collaborated with engineers to refine power architecture, improve board robustness, and support manufacturing and field deployment.
Engineering Shop Technician
Grand Canyon University
February 2023 – March 2024
  • Maintained and repaired CNC machines, welding tools, electronics equipment, and other lab systems.
  • Trained more than 1000 students on proper equipment operation, improving lab efficiency and safety.
  • Reduced downtime through structured troubleshooting and preventive maintenance routines.
Resident Assistant
Grand Canyon University
August 2022 – May 2023
  • Oversaw a residential community of 500+ students while managing safety, communication, and conflict resolution.
  • Balanced building operations responsibilities alongside engineering coursework.
Technical Support Specialist
Grand Canyon Education
January 2022 – May 2022
  • Resolved software and platform issues for instructors and students and improved troubleshooting workflows.
Electronic Repair Technician
CPR Cell Phone Repair
August 2020 – August 2021
  • Performed diagnostics, microsoldering, and board-level repairs on consumer electronics.
  • Completed 10–15 repairs daily and independently maintained store operations during staffing shortages.

Education

Bachelor of Science in Electrical Engineering
Grand Canyon University
2024

Additional Information

U.S. Citizen · Fusion 360 CAD Proficiency · Experience designing mixed-signal and microcontroller-based PCBs · Interest in aerospace hardware development and continued growth in RF engineering and advanced test methods