Senior Principal Test Engineer

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.

Astera Labs is seeking a Senior Principal Test Engineer to serve as a technical authority for test engineering across complex mixed-signal silicon and high-speed connectivity products. You will define Test strategies for SCM High Volume Manufacturing and Validation Boards shipped to customer development and own execution from early product engagement through high-volume manufacturing.

This role is central to delivering reliable, scalable connectivity for rack-scale AI infrastructure. You will influence product quality, coverage, yield, test cost, and time to market while partnering with design, DFT, product engineering, operations, and manufacturing teams in a fast-moving, hyper-growth environment.

• Test Strategy and Product Ownership

• Define and own comprehensive test strategies, specifications, and plans from product definition through high-volume production.

• Establish coverage, quality, yield, test-time, and cost objectives, and drive measurable improvements across the product lifecycle.

• Partner with design and product engineering teams to identify testability requirements and make effective design-for-test tradeoffs.

• Architect tester solutions and guide development of Tester HW design to meet specific and roadmap of products

• Validate Tester Designs and characterize before implementing into Mass Production.

• Apply understanding of physical-layer behavior to investigate failures, interpret lab and production data, and resolve complex performance issues.

• Lead root-cause analysis and yield improvement using protocol analyzers, oscilloscopes, manufacturing data, and structured failure analysis.

• Technical Leadership and Cross-Functional Execution

• Serve as a senior technical advisor across test, DFT, design, operations, quality, and external manufacturing organizations.

• Establish best-known methods, scalable test processes, and automation practices that improve engineering effectiveness and manufacturing readiness.

• Mentor engineers, influence technical decisions, and communicate risks, tradeoffs, and recommendations to cross-functional stakeholders.

• Bachelor’s degree in Electrical Engineering, Computer Engineering, or a related technical field.

• 12–20 years of experience in Test engineering or Product Engineering from development through high-volume manufacturing.

• Strong