Senior Infrastructure Security Engineer
Core
Secure the foundation of fal.ai's compute platform by hardening the Linux kernel, hypervisors, sandboxes, GPU drivers, and firmware to ensure safe multi-tenant GPU compute at scale.
Role type
Senior Infrastructure Security Engineer (Systems/Kernel)
Builds
Hardened host images, secure isolation mechanisms, and vulnerability mitigation strategies for GPU compute fleets.
Domain
Cloud Infrastructure / GPU Compute / Systems Security
Deliverable
production ML models
Required skills
Linux kernel development, hypervisor internals, GPU driver security, vulnerability assessment, C programming, Rust/Go/Python, virtualization (KVM, VFIO, IOMMU), confidential computing
Preferred skills
NVIDIA GPU stack (GSP, MIG, vGPU), AMD SEV-SNP/Intel TDX, CVE publication, prior work at GPU cloud/hyperscaler
Technologies
Linux, KVM, VFIO, IOMMU, CUDA, NVLink, NVIDIA GSP, AMD SEV-SNP, Intel TDX
Responsibilities
Build and maintain threat models for shared GPU hosts; Harden kernel builds and host images; Assess and triage security vulnerabilities in low-level components; Partner with Detection & Response on telemetry and incident escalation.
Seniority
Senior, hands-on IC
