Michael Roth
PMTS Software System Design Engineer at AMD
Austin, Texas, United States
Summary
👤
Senior🎓
Top SchoolMichael Roth is a seasoned systems engineer with 15 years of deep experience in Linux kernel, virtualization, and confidential compute, currently shaping AMD's platform-level software as a PMTS Software System Design Engineer in Austin. His career includes long-term roles at AMD and IBM where he contributed to QEMU/KVM, maintained the QEMU Guest Agent, and drove kernel-level virtualization features for server platforms. An active open-source architect on the high-profile tianocore/edk2 firmware project, he’s implemented hardware-level protections for AMD SEV-SNP—work that spans CPUID handling, page-table management, and memory encryption. Michael combines low-level hardware understanding with production-grade kernel development to harden hypervisor–firmware interactions and close subtle vulnerabilities. Colleagues rely on him for translating chip features into maintainable Linux subsystems and firmware interfaces. He brings a pragmatic, security-first mindset informed by years of maintaining critical virtualization components in widely used open-source projects.
14 years of coding experience
17 years of employment as a software developer
Bachelor of Science (B.S.) Computer Science, Bachelor of Science (B.S.) Computer Science at The University of Texas at AustinAssociate of Science (A.S.) Computer Science, Associate of Science (A.S.) Computer Science at Austin Community College
Github Skills (20)
uefi10
kvm10
assembly10
qemu10
firmware10
it-security10
c1110
i38610
security10
c1710
x86-6410
assembler10
virtualization10
headers9
linux-kernel9
Programming languages (4)
Github contributions (5)
tianocore/edk2
Dec 2021 - Dec 2022
EDK II
Role in this project:
System Architect / Software Architect
System Architect / Software ArchitectContributions:4 commits, 45 PRs in 1 year
Contributions summary:Michael's contributions primarily revolve around enhancing the security features of the EDK II firmware, specifically related to AMD's SEV-SNP (Secure Encrypted Virtualization - Secure Nested Paging) technology. They implemented and refined components for the CPUID instruction handling, page table management, and memory encryption within the firmware. The user also addressed potential vulnerabilities and optimized the system's interaction with the hypervisor. These changes involved a deep understanding of hardware-level details and security implications.
uefipythonfirmwarec
mdroth/qemu
Aug 2011 - Dec 2022
Contributions:1 release, 1319 commits, 506 pushes in 11 years 5 months
emulatoremulationqemu
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