Senior Firmware Engineer

Full Timesenior

San Jose, California, United StatesPosted 16 days ago

Role Overview

Asteralabs is hiring a Senior Firmware Engineer. This is a full-time role in San Jose, California. posted 2 weeks ago. Full responsibilities, required qualifications, and the apply link are listed in the description below.

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PythonGitORBenefitsAsteraLabsNASDAQALAB

Job description

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.

Overview

Astera Labs is seeking a Senior Firmware Engineer to develop and deliver core firmware for our next-generation connectivity, chiplet, and system products. Firmware is a core differentiator for Astera Labs’ products and is treated as a first-class engineering discipline, on par with hardware and silicon design.

Key Responsibilities

Architect, develop, and maintain bare-metal and low-level firmware running on embedded microcontrollers within Astera Labs SoCs and systems.
Design and implement device drivers, core firmware services, and hardware abstraction layers for high-speed connectivity products.
Define and implement HW-SW interfaces in close collaboration with RTL, PD, and Architecture teams.
Lead bring-up, debug, and validation of firmware on silicon and system platforms.
Develop and maintain C/C++ firmware codebases, SDKs, and supporting infrastructure.
Build automation, tooling, and diagnostics using Python and scripting frameworks.
Participate in system-level debug involving PCIe, Ethernet, memory subsystems, and interconnect fabrics.
Support customer enablement, integration, and escalations as needed.

Basic Qualifications

Bachelor’s degree in Electrical Engineering, Computer Engineering, Computer Science, or related field (Master’s preferred).
Strong fundamentals in embedded systems, computer architecture, and low-level software.
Proven experience developing firmware for complex SoC or silicon-based products in Server, Storage, Networking, or Accelerator environments.
Proficiency in C (required); C++ experience is a plus.
Ability to work cross-functionally in a fast-paced, highly technical environment.

Required Experience

Bare-metal or RTOS-based firmware development (e.g., ThreadX, MQX, or equivalent).
Firmware development for on-chip microcontrollers and supporting SDKs.
Strong debugging skills across hardware, firmware, and system layers.
Familiarity with firmware build systems and tooling (gcc, Make, Git, Doxygen).
Python scripting for automation, validation, or tooling.
Hands-on experience with server, storage, or networking systems.

Preferred Experience / Nice to Have

Firmware development for PCIe or Ethernet switch products.
Exposure to BMCs, OpenBMC, or system management firmware.
Experience with high-speed interfaces such as:
- PCIe (Gen3+)
- Ethernet (100G / 400G+)
- NVMe, Infiniband
Participation in industry forums or ecosystems (e.g., OCP, OpenBMC).
Customer-facing or field-enablement experience.

Salary range is $160,000 to $195,000 depending on experience, level, and business need. This role is 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.

About Asteralabs

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Frequently Asked Questions

How do I apply for the Senior Firmware Engineer position at Asteralabs?

Use the Apply button above to submit your application directly to Asteralabs. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.

Where is the Senior Firmware Engineer position at Asteralabs located?

This position is based in San Jose, California. Asteralabs has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.

What does a Senior Firmware Engineer at Asteralabs earn?

Asteralabs has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.

When was the Senior Firmware Engineer role at Asteralabs posted?

This role was posted on June 25, 2026 (16 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.

How much experience does the Senior Firmware Engineer role at Asteralabs require?

This is a senior-level position. Most senior roles call for 5+ years of directly relevant experience. Asteralabs lists their specific requirements in the description below, so review the must-have qualifications closely before applying.