Astera Labs · 20 hours ago
Principal Validation Engineer
San Jose, CA
Full-time
Onsite
Lead/Staff
$185K/yr - $230K/yr
10+ years expAstera Labs is a provider of rack-scale AI infrastructure with a focus on connectivity solutions. As a Principal Validation Engineer, you will lead post-silicon validation efforts, develop comprehensive validation plans, and collaborate with cross-functional teams to ensure product reliability and performance.
AutomotiveElectronicsIntelligent SystemsSemiconductor
Responsibilities
Be responsible for designing, developing, executing characterization and validation plan
Participate in design reviews, design specifications and architecture
Perform task including test execution, automation, debugging, silicon bringup, interop, performance optimization
Collaborate with cross-functional mixed signal design team to provide detailed results, RCA on issues, optimization, characterization, validation and compliance report
Directly root-cause failures to the circuit, package, firmware, or protocol-level interactions. Collaborate with design, validation, and system engineering teams as needed
Document debug findings, propose design/process/test improvements, and contribute to FA methodologies
Develop python test scripts to configure, control, and get status from multiple DSP HW platforms for improving firmware stability
Qualification
Required
Minimum of a Bachelor's in Electrical Engineering while a Master's degree is preferred
Minimum of 10 years relevant experience on hands-on mixed high-speed lab experience working with equipment such as protocol analyzers, BERT, real-time scopes, sampling scopes, TDR, and VNA
Hands-on experience debugging retimers (equalization tuning, pass-through mode, clocking, reset/link sequencing)
Strong background in NRZ/PAM4 architectures, investigating issues with jitter, CDR/PLL behavior, equalization (DFE, CTLE, FFE), crosstalk, and power integrity
Experience in post-silicon validation and bring-up of high-speed PHYs or retimers
Basic knowledge of key, high-speed design blocks such as PLL's, CTLE, DFE, Tx EQ, PAM4 signaling
Solid problem-solving and analytical skills with ability to narrow down complex multi-layer failures
Strong written and verbal communication skills
Preferred
Experience in mixed-signal system testing, characterization, validation and compliance
Hands-on experience with signal integrity test equipment and techniques
Familiarity with IEEE 802.3x Ethernet standards
Strong Python and C/C++ skills
Working knowledge of common serial data specifications such as I2C, I3C, SPI, etc
Company
Astera Labs
Astera Labs is a semiconductor company that provides connectivity solutions for intelligent systems.
201-500 employees
H1B Sponsorship
Astera Labs has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (50)
2024 (44)
2023 (17)
2022 (26)
2021 (14)
2020 (7)
Funding
Current Stage
Public CompanyTotal Funding
$206.35MKey Investors
Fidelity
2024-03-20IPO
2022-11-17Series D· $150M
2021-09-27Series C· $50M
Leadership Team
Jitendra Mohan
CEO
Casey Morrison
Chief Product Officer, Co-Founder
Recent News
The Motley Fool
2026-01-07
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