Principal Firmware Engineer

Astera Labs(3 months ago)

San Jose, CAOnsiteFull TimeSenior$203,000 - $230,000Firmware Engineering

About this role

This role architects and develops firmware and microcontroller subsystems for Astera Labs’ SoC and systems products, with firmware considered a core differentiator of the product line. The position works closely with hardware designers and customers to ensure requirements are understood and implemented, supporting server, storage, and networking applications. The role reports into the firmware organization and contributes to both product development and customer-facing activities.

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Required Skills

Embedded Firmware
Microcontrollers
PCIe
MQX RTOS
ThreadX RTOS
C Programming
C++
Python
SDK Development
Build Systems

+8 more

Qualifications

BS in Electrical Engineering
BS in Computer Science
MS Preferred

About Astera Labs

asteralabs.com

Astera Labs is a semiconductor company that builds purpose‑built connectivity silicon and system solutions for rack‑scale AI and modern data centers. They design high‑speed retimers, PHY/connectivity devices, interposers and companion firmware/software that extend signal reach, improve link reliability, and enable PCIe/CXL and other accelerator interconnects across cables and backplanes. Astera’s products add telemetry, error monitoring and management features to simplify integration for OEMs, cloud providers and hyperscalers. The company focuses on enabling scalable, low‑latency multi‑node AI training and inference systems.