JobsPrincipal Firmware Engineer
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Principal Firmware Engineer

Microsoft

Location

Redmond, WA, Hillsboro, OR, Mountain View, CA, Austin, TX

Type

Full-time

Posted

11/7/2026

Compensation

$142,800 - $304,200 per year

Undergraduate with 5+ Years of Experience
H-1B FY202696.0% approval-64% YoY
👑 Elite sponsor

Job description

The Principal Firmware Engineer will join the Azure Platform Security and Confidentiality team, focusing on firmware development for server, silicon, and rack infrastructure with an emphasis on security technology. This role requires a strong background in security and proficient C programming skills, particularly in writing low-level drivers and troubleshooting issues across firmware and hardware. The team is dedicated to innovation in securing Azure infrastructure for Microsoft and its customers. The ideal candidate will be involved in all phases of product development, contributing to the architecture and design of security subsystems.

Requirements

  • Doctorate in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 3+ years technical engineering experience
  • Master's Degree in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 6+ years technical engineering experience
  • Bachelor's Degree in Electrical Engineering, Computer Engineering, Computer Science, or related field AND 8+ years technical engineering experience
  • Ability to meet Microsoft, customer and/or government security screening requirements
  • 12+ years of professional experience designing and developing software solutions
  • C/C++, RUST programming skills
  • Experience with security and embedded software/firmware development
  • Knowledge in encryption ciphers and security protocols
  • Debugging capabilities and demonstrated experience to resolve issues spanning multiple subsystems
  • Experience with platform initialization and low-level drivers for peripherals

Responsibilities

  • Involved in all phases of product development from microarchitecture design through firmware architecture and development
  • Drive the architecture, design, and development of security subsystems including firmware development of low-level hardware interfaces
  • Evaluate third-party components' security design to ensure they meet Azure’s requirements for Platform Security

Benefits

  • Employees at Microsoft are often offered comprehensive, “world-class” benefits—including health and mental-wellness programs, competitive pay with bonuses and stock awards, and retirement/savings options. Time-off and flexibility are common, with generous vacation and holidays, parental and caregiver leave, and flexible work schedules, alongside learning support, employee resource groups, product discounts, and matching-gifts/volunteering programs. Specific benefits can vary by region.

H-1B filing history

Public USCIS petition and DOL LCA counts · latest USCIS FY2026, LCA FY2026

Filing entity: Microsoft Corporation

As of Aug 23, 2026

Initial approvals

503

FY2026

Approval rate

96.0%

FY2026

LCA certified

3,062

FY2026

Entry-level share

5.7%

FY2026

Initial approvals YoY

-64%

Trend

LCA certified YoY

-83%

Trend

Initial approvals by fiscal year

Approval rate by fiscal year

Continuing vs initial approvals

LCA certified positions by quarter

LCA certified positions by fiscal year

Based on public USCIS and DOL filings; not a sponsorship guarantee.

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