Python Test Automation Engineer - Contract

Reports To

Senior Manager, Power Electronics Firmware

Job Description:
We are seeking a skilled Python Test Automation Engineer to develop and maintain automated test systems for power testing equipment, with a focus on NHR (NH Research) and Chroma hardware. The ideal candidate will have hands-on experience with CANopen communication, GUI test automation, and Hardware-in-the-Loop (HIL) scripting.

Key Responsibilities:

• Design, implement, and maintain Python-based automated test scripts for power electronics test equipment (NHR, Chroma)
• Develop and maintain HIL test scripts to simulate real-world operating conditions and validate embedded system behavior
• Interface with hardware systems using CANopen protocol, including node configuration and data monitoring
• Automate GUI-based testing using tools such as Pywinauto, Squish, or custom frameworks
• Integrate HIL and hardware tests into CI pipelines for continuous validation
• Collaborate closely with hardware, firmware, and QA teams to ensure test coverage and traceability
• Analyze test results and provide feedback to development teams on bugs, performance issues, and functional gaps
• Document test cases, procedures, and infrastructure in alignment with project and quality requirements

Required Qualifications:

• 3+ years of Python test automation experience in hardware/software integration environments
• Proficiency with CANopen protocol and related tools (e.g., CANalyzer, PCAN)
• Experience with HIL scripting for testing embedded systems
• Familiarity with NHR (NH Research) and Chroma power test equipment
• Experience in GUI automation using Pywinauto, Squish, or equivalent
• Solid understanding of testing principles, embedded systems, and hardware interfaces
• Version control with Git and experience in CI/CD environments (e.g., Jenkins)

Preferred Qualifications:

• Experience in the power electronics or battery testing industry
• Knowledge of SCPI, Modbus, or other industrial communication protocols
• Exposure to real-time simulation environments (e.g., dSPACE, NI VeriStand)
• Agile development experience

Education:

• Bachelor’s degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field

 

Location

Campbell, CA