Hands-On Electronics Engineer: PCB, Firmware & Debugging

Freedom Electronics LLC; Florida; On-site; USD 65,000 - 90,000; Full time

Job summary

Freedom Electronics is seeking a hands-on Electronics Engineer with about 2 years of experience to support analysis, troubleshooting, repair, reverse engineering, and improvement of electronic assemblies and circuit boards.

The role involves working with senior engineers and cross-functional teams to troubleshoot failures, understand designs, develop test methods, and assist modernization of legacy products. Expect growth in PCB reverse engineering and embedded firmware.)

Qualifications

• Bachelor's degree in Electrical Engineering, Electronics Engineering, Computer Engineering, or a closely related technical field.
• Approximately 2 years of professional experience in electronics engineering, circuit-board troubleshooting, product development, electronics repair, embedded systems, or a related field.
• Good understanding of fundamental analog and digital electronics principles.
• Hands-on experience troubleshooting electronic circuit boards and assemblies.
• Experience using laboratory equipment such as oscilloscopes, digital multimeters, logic analyzers, power supplies, and related diagnostic equipment.
• Basic to intermediate programming experience in C and/or Python.
• Familiarity with embedded microcontrollers such as ARM Cortex-M, STM32, ESP32, RP2040, Microchip PIC, or similar platforms.
• Basic understanding of communication protocols such as UART, I2C, SPI, CAN, USB, or Ethernet.
• Ability to read and understand electronic schematics, datasheets, PCB layouts, and technical documentation.
• Hands-on soldering and desoldering skills, including basic PCB component rework.
• Ability to document engineering work clearly and maintain organized technical records.
• Ability to work effectively both independently and as part of a cross-functional engineering and production team.
• Strong willingness to learn new technologies and develop deeper expertise in electronic troubleshooting and reverse engineering.

Responsibilities

• Assist with reverse engineering of electronic assemblies and printed circuit boards, including signal tracing, component identification, schematic reconstruction, testing, and documentation.
• Perform component-level troubleshooting and failure analysis on electronic circuit boards using established diagnostic methods.
• Use oscilloscopes, digital multimeters, logic analyzers, power supplies, and other laboratory equipment to diagnose electronic and electrical problems.
• Support troubleshooting and integration of LCD/LED displays, touchscreen assemblies, digitizers, and associated electronic interfaces.
• Assist senior engineers with reverse engineering products and assemblies from Original Equipment Manufacturers (OEMs).
• Support root-cause analysis of failed or intermittent circuit boards and document findings and corrective actions.
• Assist in developing test fixtures, test procedures, and automated or semi-automated test solutions for board-level diagnostics and validation.
• Support redesign and modernization of legacy circuit boards, including identification and evaluation of replacement components for obsolete or discontinued parts.
• Assist with prototype assembly, debugging, testing, and validation of new or redesigned electronic products.
• Develop and modify basic embedded firmware and test software using languages such as C and Python.
• Support microcontroller-based products and assist with debugging hardware and firmware interfaces.
• Work with common communication interfaces and protocols such as UART, I2C, SPI, CAN, USB, and Ethernet.
• Perform soldering, desoldering, component replacement, and PCB rework as required during development and troubleshooting activities.
• Work with Engineering, Production, Quality, Supply Chain, and Repair teams to resolve product and component-related issues.
• Assist in evaluating alternate or replacement electronic components and provide technical input to suppliers and internal sourcing teams.
• Create and maintain technical documentation including schematics, Bills of Materials (BOMs), test procedures, troubleshooting instructions, engineering notes, and repair documentation.
• Support continuous improvement initiatives focused on increasing repair yield, improving product reliability, reducing troubleshooting time, and lowering repair costs.
• Follow engineering standards, documentation practices, safety requirements, and established development processes.
• Participate in design reviews, troubleshooting discussions, and technical training.
• Perform other engineering-related duties and projects as assigned.
• Occasional travel may be required for product evaluation, supplier visits, field testing, or technical support.

Skills

Electronics troubleshooting

Embedded systems

Firmware programming

Schematic reading

Lab equipment usage

Documentation

Cross-functional teamwork

Problem solving

Education

Electrical/Electronics/Computer Engineering degree

Tools

Oscilloscopes

Digital multimeters

Logic analyzers

Power supplies

Job description

Freedom Electronics is seeking a hands-on Electronics Engineer with about 2 years of experience to support analysis, troubleshooting, repair, reverse engineering, and improvement of electronic assemblies and circuit boards.

The role involves working with senior engineers and cross-functional teams to troubleshoot failures, understand designs, develop test methods, and assist modernization of legacy products. Expect growth in PCB reverse engineering and embedded firmware.)