Principal Silicon Validation Engineer (AI Infrastructure)

Location: San Jose, California, United States

Salary: USD $205,000–$260,000 base salary per year

Company

hirify.global develops rack-scale AI infrastructure and semiconductor connectivity solutions integrating CXL, Ethernet, NVLink, PCIe, UALink, and software-based connectivity technologies.

What you will do

• Define comprehensive post-silicon validation plans for complex connectivity products.
• Develop and execute electrical validation tests to quantify parametric performance and operating margins.
• Automate IC- and board-level testing using Python and related software tools.
• Debug and bring up complex SoCs with high-speed PCIe and Ethernet interfaces.
• Design experiments to identify and root-cause unexpected behavior.
• Analyze and report validation results, collaborate with internal stakeholders, and certify production-ready designs.

Requirements

• Bachelor’s degree in Electrical Engineering, Computer Engineering, or a related field; a Master’s degree is preferred.
• At least 10 years of experience supporting or developing complex SoC or silicon products for server, storage, or networking applications.
• Experience debugging and bringing up SoCs with high-speed PCIe or 802.3 Ethernet interfaces.
• Strong Python scripting and object-oriented programming skills, with basic Git-based DevOps knowledge.
• Proficiency with high-speed laboratory equipment, including BERTs, oscilloscopes, and VNAs.
• Knowledge of high-speed design blocks and signaling, including PLLs, CTLE, DFE, Tx EQ, and PAM4.

Nice to have

• Experience with system testing, characterization, margin analysis, and optimization of multi-gigabit data links.
• Experience with PCIe or Ethernet electrical compliance testing and signal integrity for PCIe, Ethernet, CEM, or NVMe interfaces.
• Working knowledge of C or C++ for embedded firmware and serial specifications such as I2C and SPI.
• Knowledge of schematic capture, PCB layout, MATLAB, Keysight ADS, or PLTS.
• Familiarity with IEEE 802.3x standards and NRZ and PAM4 signaling.

Culture & Benefits

• Work on connectivity products supporting artificial intelligence and machine learning infrastructure.
• Collaborate with hyperscalers, ecosystem partners, and internal engineering stakeholders.
• Operate in an environment encouraging creativity, innovation, and diverse perspectives.
• Role requires independent problem-solving, prioritization, and minimal supervision.