Astera Labs · 16 hours ago
Senior Firmware Engineer (Senior–Senior Principal, IC)
San Jose, CA
Full-time
Onsite
Senior Level, Lead/Staff
$135K/yr - $255K/yrAstera Labs is a provider of rack-scale AI infrastructure through purpose-built connectivity solutions. They are seeking Firmware Engineers to architect, develop, and deliver core firmware for next-generation connectivity and system products, working closely with various technical teams and supporting customer integration and deployment.
AutomotiveElectronicsIntelligent SystemsSemiconductor
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
Qualification
Required
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
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
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+), DDR, NVMe, USB, Infiniband
Participation in industry forums or ecosystems (e.g., OCP, OpenBMC)
Customer-facing or field-enablement experience
Company
Astera Labs
Astera Labs is a semiconductor company that provides connectivity solutions for intelligent systems.
Founded in 2017
201-500 employees
H1B Sponsorship
Astera Labs has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (50)
2024 (44)
2023 (17)
2022 (26)
2021 (14)
2020 (7)
Funding
Current Stage
Public CompanyTotal Funding
$206.35MKey Investors
Fidelity
2024-03-20IPO
2022-11-17Series D· $150M
2021-09-27Series C· $50M
Leadership Team
Jitendra Mohan
CEO
Casey Morrison
Chief Product Officer, Co-Founder
Recent News
The Motley Fool
2026-01-07
Company data provided by crunchbase