Overview
Skills
Job Details
Software Design Engineer III – Hardware Security (Windows / TPM / Pluton)
Location: Redmond, WA
Work Model: Hybrid (3–4 days onsite)
Openings: 7 (limited to 4 submissions)
Role Overview
This role sits within Microsoft’s next-generation device security organization, focused on protecting Windows laptop platforms at the hardware and firmware level. You will design and implement low-level security software for boot components, TPM drivers, and the Microsoft Pluton security processor, contributing directly to the security foundation of flagship Windows devices.
The work is deep, technical, and close to the metal. If someone prefers dashboards and meetings about dashboards, this is not that role.
Key Responsibilities
Design, develop, and maintain firmware and low-level software for Windows boot components
Implement hardware-backed security features using TPM and trusted platform technologies
Develop and support software for the Microsoft Pluton security chipset
Write, analyze, and test cryptographic code for encryption and decryption workflows
Modify existing systems to meet new security standards and requirements
Perform unit testing, debugging, and in-depth troubleshooting across new and legacy systems
Analyze system requirements and translate them into secure, scalable software solutions
Collaborate in a sprint-based development environment and provide regular progress updates
Required Qualifications
5+ years of experience in hardware security, boot security, TPM, or trusted platform technologies
5+ years of hands-on experience developing cryptographic software (encryption/decryption)
5+ years of experience with low-level Windows systems, including firmware and driver development
Strong foundation in computer science fundamentals, including data structures, algorithms, and systems design
Bachelor’s degree in Computer Science, Computer Engineering, or a related technical field
Preferred Qualifications
Experience with the Microsoft Pluton security processor
Prior work on Surface devices or comparable secured laptop hardware
Experience participating in quality assurance or security reviews