Principal Mechanical 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 . Role Overview As Principal Mechanical Engineer, you will own the mechanical design of Astera Labs' paddlecards and the manufacturing test fixtures and processes that bring them to volume. Your work turns our PCIe, Ethernet, and UALink connectivity silicon into reliable, thermally robust, production-ready hardware that hyperscalers deploy at scale. Astera Labs is a hyper-growth leader in purpose-built connectivity for rack-scale AI infrastructure, and our paddlecards are how customers first experience our technology. You will set mechanical and test strategy across the full lifecycle, from concept through ramp, partnering with silicon, board, signal integrity, and operations teams to deliver quality at speed in a fast-moving, high-impact environment.