Senior Principal Engineer - FW/SW Development at Astera Labs · LumiJobs

Responsibilities

Astera Labs is seeking a Senior Principal / Distinguished Engineer - FW/SW Development to join our engineering team in San Jose, CA. This is a high-impact individual contributor role at the heart of our Intelligent Connectivity Platform, where you'll architect and develop firmware and software that powers the next generation of AI infrastructure connectivity solutions.
As a Senior Principal / Distinguished Engineer, you'll operate across the full stack — from low-level embedded firmware running on custom silicon to higher-level software tools and frameworks that enable our customers to deploy and manage Astera Labs products at scale. You'll work at the intersection of hardware and software, collaborating closely with ASIC design, verification, applications, and systems engineering teams to deliver world-class solutions spanning PCIe, CXL, and Ethernet connectivity.
This role offers extraordinary breadth and technical ownership. You'll influence architectural decisions across multiple product lines, mentor engineers across the organization, and drive best practices in firmware/software development as Astera Labs continues its hyper-growth trajectory powering the AI revolution.
Firmware & Software Architecture
Architect and develop production-quality embedded firmware for Astera Labs connectivity ASICs, including boot code, initialization sequences, and runtime firmware
Design and implement host-side software, drivers, and SDK components that enable seamless integration of Astera Labs products into customer platforms
Define firmware/software architecture strategies that scale across multiple product lines and generations
Cross-Functional Technical Leadership
Partner with ASIC design and verification teams to define hardware-firmware interfaces and co-design features for optimal system performance
Drive technical decisions spanning firmware, diagnostic tools, manufacturing software, and customer-facing utilities
Collaborate with applications and field engineering teams to resolve complex system-level issues at customer sites
Quality & Best Practices

Senior Principal Engineer - FW/SW Development

Responsibilities

Qualification

Required

Preferred

Company

Astera Labs

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