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Microsoft

Principal Firmware Security Engineer

Microsoft, Redmond, Washington, United States, 98052

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Principal Firmware Security Engineer

– Microsoft

We’re looking for a highly motivated Principal Firmware Security Engineer to join the Systems Planning and Architecture (SPARC) team within Microsoft’s Azure Hardware Systems and Infrastructure (AHSI) org. You will architect firmware & security solutions for secure silicon from concept through high‑scale deployment. You’ll work cross‑functionally with hardware, cloud, and security teams to ensure resilient, scalable infrastructure that powers Microsoft’s Intelligent Cloud mission.

Responsibilities

Lead firmware security architecture during the design phase.

Design and develop low‑level hardware accelerators with a focus on security.

Collaborate with security threat‑modeling teams to identify and mitigate risks.

Apply large‑language models (LLMs) for design assurance, including threat modeling and vulnerability discovery.

Define security protocols, boot‑initiation, and power‑on sequences for silicon.

Drive vulnerability detection and servicing strategies across silicon, firmware, and cloud infrastructure.

Partner with engineering and product teams to build cloud‑compatible security features.

Champion Microsoft’s culture and values across projects.

Qualifications

Doctorate, Master’s, or Bachelor’s in Electrical Engineering, Computer Engineering, Computer Science, or equivalent.

Years of experience: 3+ (Doctorate); 6+ (Master’s); 8+ (Bachelor’s); or equivalent experience.

Strong defensive development and code‑security analysis background.

6+ years of professional software/firmware development experience.

Proven skill in C/C++ or Rust.

Experience developing PCIe, USB, DMA, IOMMU, and related interfaces.

Secure silicon design background and familiarity with security threat modeling.

Preferred Qualifications

Advanced experience with Rust and generative AI/LLM tools for vulnerability scanning.

Experience working in pre‑silicon environments and debugging across subsystems.

Familiarity with cryptographic algorithms and standard security protocols.

Proficiency in GIT, code review, and static analysis (e.g., CodeQL).

Demonstrated leadership in designing firmware and security solutions for large‑scale cloud infrastructure.

Compensation Base pay range: USD 130,900 – 251,900 per year (range varies by location: e.g., San Francisco – 165,600 – 272,300). Additional benefits apply as per Microsoft compensation programs.

Application Deadline Applications accepted until November 17, 2025.

Equal Opportunity Microsoft is an equal‑opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status, or any other legally protected characteristic. Contact our accommodation request form if you need a reasonable accommodation during the application process.

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