SerDes & High-Speed IO Hardware Engineer

Apple Inc.; Cupertino (CA); Hybrid; USD 185,000 - 278,000; Full time

Job summary

Apple Inc. in Cupertino, California seeks a hardware-focused engineer to support SerDes compliance and high-speed I/O validation across Mac programs.

You will collaborate with hardware and system teams to drive silicon and IP issues, perform validation, and contribute to end-to-end test flows. The role requires a Master’s in Electrical Engineering and hands-on experience with high-speed measurement, CTS/USB4, Python/C++ scripting, and script-based automation.

Qualifications

• Master’s degree in Electrical Engineering or related field with 3 years of relevant experience.
• Experience with high-speed I/O measurement and signal integrity using scopes, generators and VNA/PNA.
• Familiarity with Thunderbolt and USB4 CTS/test suites for high-speed validation.
• Design and execute stress tests for high-speed I/O interfaces and margins.
• SerDes receiver validation: equalization, clock recovery, jitter, eye-diagram.
• Develop automation scripts in Python and C++ for compliance testing.
• Perform hardware debugging and failure analysis for DUT issues.
• SerDes transmitter validation: pre-emphasis, swing, jitter, CTS testing.
• Characterize SerDes PHY blocks with register-level configuration and optimization.
• Calibrate per CTS and verify with high-speed test equipment (40GHz+) for accuracy.

Responsibilities

• Support system-level SerDes compliance and high-speed IO validation across Mac programs.
• Support the end-to-end compliance process for portable and desktop programs.
• Collaborate with Hardware and System teams to debug silicon, hardware and IP issues.
• Perform hardware-level validation and correlation with simulation results.
• Validate across various channel scenarios and establish measurement baselines.

Skills

High-speed validation

SerDes

Clock recovery

Jitter analysis

Eye-diagram analysis

Python scripting

C++ scripting

Hardware debugging

Failure analysis

Education

Master’s degree in Electrical Engineering or related field

Tools

Oscilloscopes

VNA/PNA

CTS/USB4 test suites

BERT systems

40GHz+ measurement gear

Job description

Apple Inc. in Cupertino, California seeks a hardware-focused engineer to support SerDes compliance and high-speed I/O validation across Mac programs.

You will collaborate with hardware and system teams to drive silicon and IP issues, perform validation, and contribute to end-to-end test flows. The role requires a Master’s in Electrical Engineering and hands-on experience with high-speed measurement, CTS/USB4, Python/C++ scripting, and script-based automation.