Firmware Test Engineer

Contract to Hire position based in Houston, TX (hybrid).

About the role

Perform firmware testing of gas metering products using both black-box and white-box testing methodologies. Analyze and interpret embedded C/C++ code to validate functionality, performance, and system behavior. Identify, troubleshoot, and document defects by monitoring critical signals and conducting root cause analysis. Collaborate with engineering teams to resolve firmware and system-level issues. Develop and implement automation strategies to transition testing processes from manual execution to automated frameworks, improving efficiency and test coverage.

Responsibilities

• Perform black-box and white-box testing of gas metering firmware.
• Analyze and interpret embedded C/C++ code to validate functionality, performance, and system behavior.
• Identify, troubleshoot, and document defects by monitoring critical signals and conducting root cause analysis.
• Collaborate with engineering teams to resolve firmware and system-level issues.
• Develop and implement automation strategies to transition testing from manual to automated frameworks.

Requirements

• Bachelor's degree in Electrical Engineering, Computer Science, or a related field; alternatively, an Associate degree with a programming certification and relevant experience.
• Experience developing and testing firmware on STMicroelectronics microcontrollers.
• Working knowledge of I2C communication protocols and sensor integration.
• Proficiency in Python for test automation, scripting, and white-box test execution.
• Experience using electronic test equipment to perform hardware and firmware validation in a black-box testing environment.

Skills

• Embedded C and C++
• Embedded Software Development
• Firmware Testing and Validation
• Black-Box and White-Box Testing
• Embedded Systems
• Linux
• I2C Communication Protocols
• Python Scripting and Automation
• Microcontrollers
• Electronic Test Equipment and Debug Tools

Pay

$40.00 - $50.00/hr.

Benefits

• Medical, dental, and vision insurance
• Critical Illness, Accident, and Hospital coverage
• 401(k) Retirement Plan (Pre-tax and Roth post-tax contributions available)
• Life Insurance (Voluntary Life & AD&D for employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)