As a (Sr.) Principal Engineer - Field Applications Engineering, you will serve as a trusted technical partner to customers deploying Astera Labs’ high-speed connectivity solutions. You will lead the continuation of critical customer support for Ethernet and PCIe products, translating system requirements into reliable, production-ready designs and accelerating issue resolution across complex AI infrastructure platforms.

Based onsite in San Jose, you will work closely with customers and cross-functional teams across sales, product management, design engineering, validation, and operations. Your expertise in high-speed interfaces, physical-layer behavior, and system-level integration will help customers bring next-generation rack-scale AI architectures to market with confidence.

Customer Technical Leadership

Lead technical engagements with strategic customers from architecture definition through deployment and production support.

Own customer escalations, establish clear action plans, and drive issues to timely closure with measurable outcomes.

Present design recommendations, bring-up results, and technical tradeoffs to customer engineering and leadership teams.

Ethernet and PCIe Product Support

Develop and execute system-level debug plans for Ethernet and PCIe connectivity issues, including link training, interoperability, compliance, and performance.

Analyze physical-layer behavior, signal-integrity symptoms, error logs, lab data, and system telemetry to isolate root causes.

Partner with engineering teams to reproduce field issues, influence product improvements, and communicate effective workarounds or corrective actions.

Cross-Functional Enablement

Collaborate with sales and product management to capture customer requirements and shape application strategies for emerging AI infrastructure designs.

Senior Principal Engineer- Field Applications

Responsibilities

Qualification

Required

Preferred

Company

Astera Labs

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