Principal Product Applications Engineer - EthernetAstera Labs is seeking a Principal Product Applications Engineer to join our Taurus Ethernet Smart Cable Modules team and drive customer success at the forefront of AI infrastructure connectivity. As data centers scale to meet explosive AI workload demands, our Taurus products are enabling the high-bandwidth, low-latency Ethernet fabric connections that power next-generation GPU clusters and disaggregated computing architectures.In this role, you'll be the technical expert customers rely on to successfully deploy Taurus Ethernet solutions in their most demanding environments. You'll work hands-on with hyperscalers, OEMs, and AI system builders to debug complex physical layer challenges, deliver technical enablement, and ensure seamless product integration.
Your customer insights will directly influence how we evolve our products to meet the market's most pressing connectivity needs.This is a unique opportunity to combine deep Ethernet and physical layer expertise with meaningful customer impact at a hyper-growth company defining the future of AI connectivity. You'll collaborate across engineering, sales, and product teams while building relationships with the world's most innovative technology companies.Key ResponsibilitiesCustomer Technical Engagement Serve as the primary technical resource for customers evaluating and deploying Taurus Ethernet Smart Cable ModulesDeliver technical presentations, product training, and hands-on demonstrations to customer engineering teamsBuild trusted relationships with key accounts and drive successful product adoptionSystem-Level Debug & Validation Support Lead root cause analysis and debugging of complex Ethernet physical layer and link issues in customer systemsSupport customer lab bring-up, characterization, and system validation activitiesDevelop and execute test plans to reproduce and resolve customer-reported issuesTechnical Documentation & Enablement Create application notes, integration guides, and best practices documentation for Ethernet system implementationDevelop technical collateral that accelerates customer time-to-deploymentContribute to product documentation including datasheets and user guidesCross-Functional Collaboration Partner with product management and engineering to translate customer feedback into product requirementsSupport sales teams with technical expertise during pre-sales and post-sales engagementsRepresent voice of the customer in internal roadmap discussions and feature prioritizationWillingness to travel for work within US and to Asia.Basic QualificationsBachelor's degree in Electrical Engineering, Computer Engineering, or related field8+ years of experience in applications engineering, technical support, or system engineering rolesStrong understanding of Ethernet physical layer specifications (100G/200G/400G/800G)Hands-on experience with lab equipment including oscilloscopes, protocol analyzers, and BER test toolsExperience debugging high-speed serial interfaces and signal integrity challengesExcellent written and verbal communication skills with ability to convey complex technical conceptsPreferred QualificationsExperience with optical modules, active cables, or similar high-speed connectivity componentsFamiliarity with AI/ML system architectures, GPU clusters, or data center networkingBackground in signal integrity analysis and simulationScripting proficiency (Python, TCL) for test automation and data analysisPrior experience working with hyperscale or enterprise data center customersKnowledge of Ethernet consortium specifications and industry standardsSalary range is $158,400 to $230,000 depending on experience, level, and business need. This role may be eligible for discretionary bonus, incentives and benefits.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.