Job Summary:
We are seeking a highly technical and detail-oriented USB & Display Testing Engineer to join our quality assurance and validation team. This role is responsible for ensuring our products meet rigorous functionality, performance, and interoperability standards for all USB and display related features.
The ideal candidate will possess a deep understanding of USB protocols (USB 2.0, 3.x, USB Type-C, Power Delivery (PD)), and display protocols (HDMI, DisplayPort, and DP Alt Mode, and have hands-on experience using industry-standard third-party tools to ensure robust performance and compliance with relevant industry specifications. Candidates will be responsible for developing and executing test plans for compliance, functionality, and performance, and debugging complex issues at a system level. Strong python experience is essential.
Key Responsibilities:
Automation: Develop and maintain automated test scripts (e.g., using Python, Bash) to improve test efficiency, coverage, and repeatability.
Test Plan Development: Design, develop, and maintain comprehensive test plans, test cases, and validation strategies for USB and Display functionality, including data transfer, Power Delivery (PD), USB-C port states, display interfaces (HDMI, DP, USB-C Alt Mode) and peripheral interoperability.
Compliance Testing: Execute and analyze results from USB-IF (USB Implementers Forum) and VESA (Video Electronics Standards Association) compliance tests, including electrical, protocol, and interoperability testing, to ensure products meet certification standards.
Software Stack Validation: Test and validate the USB software stack (on host or device side), including enumeration, class drivers (HID, MSD, UVC, UAC), and hub logic.
Defect Management: Identify, isolate, and meticulously document defects. Collaborate with hardware and software engineering teams to analyze root causes and validate fixes.
Lab Management: Maintain the testing lab, including managing test fixtures, cables, docks, diverse set of peripherals, test equipment, firmware upgrades and system administration on Linux and Windows
Hardware-Level Testing: Use lab equipment such as high-speed oscilloscopes, protocol analyzers (e.g., Teledyne LeCroy, Total Phase), and power meters to perform physical layer and electrical tests (e.g., signal integrity, eye diagrams, inrush current, voltage/power levels).
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