Principal Silicon Validation Engineer
- Salary
- $205,000 - $260,000
- Level
- Principal
Not stated in the posting: work type, visa.
Open. First seen 2 October 2026.
About the role
Astera Labs's standard text
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 that quantify parametric device performance and operating margins across all system conditions. The validation team upholds customer requirements to the highest standard and serves as the final authority in certifying a product’s parametric compliance.
Astera Labs is seeking motivated Principal / Senior Principal Post-Silicon Validation Engineers to support our game-changing portfolio of connectivity products for Artificial Intelligence and Machine Learning applications. In this role, you will define comprehensive post-silicon validation plans, automate IC- and board-level testing, and design experiments to identify and root-cause unexpected behavior. You will analyze and report validation results against specifications, collaborate closely with key internal stakeholders, quantify performance margins, and ensure robust, production-ready designs.
Basic Qualifications:
- Strong academic and technical background in Electrical or Computer Engineering. At minimum, a Bachelor’s is required, and a Master’s is preferred.
- ≥10 years experience supporting or developing complex SoC/silicon products for Server, Storage, and/or Networking applications.
- Professional attitude with the ability to prioritize a dynamic list of multiple tasks, to plan and prepare for internal meetings in advance, and to work with minimal guidance and supervision.
- Entrepreneurial, open-minded behavior and can-do attitude. Think and act with the customer in mind!
- Proven track record solving problems independently, preferably as a tech lead
- Required experience
- Experience working on debug and bring-up of complicated SoC’s with high-speed interfaces such as PCIe/802.3 Ethernet
- Strong problem-solving skills, ability to solve problems independently
- Basic knowledge of key, high-speed design blocks such as PLL’s, CTLE, DFE, Tx EQ, PAM4 signaling
- Strong python scripting and coding ability: knowledge of object-oriented programming and basic dev ops using git for source control and collaboration
- Proficiency using high-speed lab equipment such as BERT, Oscilloscope, and VNA
Preferred Experience:
- Experience in system testing, characterization, margin analysis and optimization of high-speed, multi-gigabit data links over long and short channels
- Familiarity with PCIe or Ethernet especially Electrical Compliance sections
- Hands-on experience with signal integrity, especially as it relates to PCIe/Ethernet testing and CEM/NVMe interfaces
- Working knowledge of C or C++ for embedded FW
- Familiarity with IEEE 802.3x Ethernet standards and both NRZ and PAM-4 signaling
- Working knowledge of common serial data specifications such as I2C, SPI, etc
- Knowledge of schematic capture and PCB layout tools from Cadence, Altium, etc.
- Knowledge of simulation tools such as MATLAB, Keysight ADS, or PLTS for data analysis and modeling of electrical channel and signal integrity issues
The base salary range is USD $205,000 - USD $260,000. Your base salary will be determined based on your location, experience, and the pay of employees in similar positions.
Astera Labs's standard text
We know that creativity and innovation happen more often when teams include diverse ideas, backgrounds, and experiences, and we actively encourage everyone with relevant experience to apply, including people of color, LGBTQ+ and non-binary people, veterans, parents, and individuals with disabilities.
What this role asks for
Standard for embedded / hardware roles
C · C++
Common in embedded / hardware postings at any company.
In most of Astera Labs's ads
Python
Named in most of its open postings, whatever the role.
76% of this description is written for the role. The rest is Astera Labs's standard text, folded away below.
Compared with Astera Labs's other open jobs.
The team: Hardware Engineering HIRES STEADILY
This role is one of 14 open in Hardware Engineering. 5 were posted in the last 30 days and the oldest in December: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Embedded Systems (10 of 14), PCB Design (9 of 14), Python (9 of 14), C (3 of 14), C++ (3 of 14), Test Automation (3 of 14), Altium (2 of 14)
OTHER ROLES ON THIS TEAM
- Principal Post-Silicon Validation Engineer posted Oct 20
- Principal / Senior Principal Electrical Design Engineer posted Oct 19
- Senior Principal Test Engineer posted Oct 1
- Hardware Board Validation Engineering, Director posted Sep 30
- Principal Engineer - Validation Engineering posted Sep 30
- Principal Electrical Design Engineer posted Sep 4
- Principal Electrical Engineer – Smart Cable Modules posted Aug 27
- Principal Hardware Validation Engineer posted Aug 4
- Principal Product Technical Leader — AEC/SCM posted Aug 4
- Hardware Design Engineering, Director - OEM, Silicon Validation Platforms & Rack-Scale Design - Taiwan posted Jun 10
- Hardware Engineering Operations / Manufacturing, AVP posted Jun 4
- Hardware Design Engineering, Senior Director - Signal Connectivity Rack-Scale Platforms posted Jun 3
- Hardware Lab Engineer posted Apr 2
From the team and dates on Astera Labs's own job board.
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