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Astera Labs • San Jose, California, United States
Salary: $185,000 - $230,000 / year
Role: Principal Post-Silicon Validation Engineer (Senior/Lead)
High-speed interfaces: PCIe5/PCIe6, PAM4, 802.3 Ethernet; PCIe base/CEM specs
CXL, channel/signal integrity concepts, PLL/DFE/Tx EQ/CDR, PRBS testing
Lab equipment: BERT, Oscilloscope, VNA; bench automation; Python (OO, scripting, dev-ops with Git)
Embedded FW: C/C++ (basic); MATLAB/Keysight ADS/PLTS for data analysis
Develop and execute comprehensive post-silicon validation plans; automate IC/board testing; quantify margins across system conditions
Design experiments, root-cause unexpected behavior, and certify parametric conformance; report results and compliance to internal customers
Lead validation efforts for SoC/debug on high-speed interfaces; collaborate with customers to ensure robustness and performance targets
10+ years’ experience validating complex SoCs for Server/Storage/Networking
Proven track record leading SoC debug for PCIe5/PCIe6 or PAM4 Ethernet; familiarity with PCIe/ CEM compliance
Strong Python scripting; bench automation; data analysis; experience with Git
Proficient with high-speed test equipment (BERT, Oscilloscope, VNA); knowledge of SI concepts (PLL, DFE, Tx EQ, CDR, PAM4)
Problem-solving ability, self-direction, customer-focused mindset
PCIe/CXL compliance testing and industry workshop experience
Signal integrity expert (channel loss budgeting, de-embedding); C/C++ embedded FW
Experie
Astera Labs (NASDAQ: ALAB) provides rack-scale AI infrastructure through purpose-built connectivity solutions. By collaborating with hyperscalers and ecosystem partners, Astera Labs enables organizations to unlock the full potential of modern AI. Astera Labs’ Intelligent Connectivity Platform integrates CXL®, Ethernet, NVLink, PCIe®, and UALink™ semiconductor-based technologies with the company’s COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. The company’s custom connectivity solutions business complements its standards-based portfolio, enabling customers to deploy tailored architectures to meet their unique infrastructure requirements. Discover more at www.asteralabs.com. Overview
The mission of this role is to develop and execute electrical validation tests to quantify parametric device performance and margins over all system conditions. The validation team holds customers’ requirements in the highest regard and is solely responsible for certifying a product’s parametric conformance to this high bar. At Astera Labs, we are looking for motivated Principal Post-Silicon Validation Engineers to work on our game-changing portfolio of connectivity products for Artificial Intelligence and Machine Learning applications. In this role you will formulate a comprehensive post-Silicon validation plan, automate the testing of ICs and board products, design experiments to root-cause unexpected behavior, report results and specification compliance, and work with key internal customers to quantify margins and ensure robustness.
Strong python scripting ability: knowledge of object-oriented programming and basic dev ops using git for source control and collaboration Deep background in developing bench automation techniques, preferably using Python, with emphasis on execution efficiency, repeatability, and data analysis. Proficiency using high-speed lab equipment such as BERT, Oscilloscope, and VNA