Senior Firmware Engineer

Microsoft

Confirmed live today High trust

Hybrid

Quick summary

Work type: Hybrid
Location: —
Salary: $119,800–$234,700 / yr
Posted: 5 days ago
Freshness: Confirmed live today
Closes: Apr 19, 2027

Market check

Salary context

Competitive pay

How this pay compares to similar roles

Similar $185k

This role $177k

$106k $248k

below market most similar roles pay here above market

This role pays less than 57% of similar roles. Most pay $152,000–$217,562 — the blue band above. At the midpoint, this role pays about $177k versus about $185k for comparable roles.

Based on 240 similar postings.

Employer

About Microsoft

Microsoft Corporation is a global technology leader producing software, hardware, and cloud services including Windows, Office 365, Azure cloud platform, Xbox gaming, and Surface devices. Industry: Software & Cloud Computing

Microsoft currently has 694 open roles on FindRole.

Listed pay typically runs $119,800–$234,700 across 651 roles with salary data.

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At a glance

TL;DR · Senior Firmware Engineer

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The Sr. Firmware Engineer joins the Host Services team within Microsoft Silicon, Cloud Hardware, and Infrastructure Engineering to support the Azure fleet. This role involves developing and maintaining firmware and driver solutions for custom silicon platforms, specifically the MAIA AI accelerator and COBALT general-purpose compute. The engineer will contribute to the full product lifecycle, including architecture, silicon bring-up, validation, and manufacturing. Key responsibilities include designing driver interfaces, system libraries, and low-level hardware protocols while driving hardware-software integration. Candidates must possess professional experience in C, C++, and Rust, along with proficiency in industry-standard protocols such as PCIe, I2C, SPI, USB, and UART. The work focuses on enabling new silicon capabilities and optimizing cloud infrastructure performance through scalable, high-performance firmware solutions.

What does a Firmware Engineer earn?

Median $196750 from 38 postings across 10 companies.

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Skills

Firmware C C++ Rust UEFI ARM Trusted Firmware PCIe I2C SPI USB UART ARM64 SoC Azure Hardware-Software Integration Silicon Bring-up

What you'll do

Develop and maintain firmware and driver solutions for Microsoft custom silicon platforms like MAIA and COBALT.
Contribute to all product lifecycle phases from architecture and design through silicon bring-up and manufacturing.
Design key firmware components including driver interfaces, system libraries, and low-level hardware protocols.
Participate in technical design reviews to ensure scalable and high-performance solutions for custom silicon.
Drive hardware-software integration to enable new silicon capabilities and accelerate feature deployment.
Work with silicon and hardware teams to design and deliver new platform capabilities for Azure infrastructure.
Partner with operating system teams to integrate and deploy new technologies across the Azure fleet.

What we're looking for

Must have a Doctorate with 1+ years experience, a Master's with 4+ years experience, or a Bachelor's with 5+ years experience in a relevant engineering field.
Must have 5+ years of professional experience designing and developing firmware solutions.
Must have 5+ years of proven experience in C, C++, and Rust delivering production-quality software.
Must have 5+ years of experience with two or more industry-standard interfaces and protocols, including PCIe, I2C, SPI, USB, and UART.
Must be able to pass the Microsoft Cloud Background Check.
Experience with UEFI and ARM Trusted Firmware (ARM-TF) is a plus (preferred).
Experience using AI-assisted and agentic development tools for debugging and feature development is a plus (preferred).
Familiarity with ARM64 SoCs and Armv8 architecture, including boot flows and trusted firmware, is a plus (preferred).

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