Software Security Architect, Operating Systems | Consumer Devices

Job summary

Responsibilities

This is a senior, hands-on role for someone who can connect operating system internals, hardware-backed security, and real-world product constraints. Your work will shape the platform’s trust model, protect sensitive information, and set the technical foundations for AI that is safe, private, and…

• Define the operating system’s security architecture, trust boundaries, privilege model, and protections for sensitive user data.
• Partner with hardware security architects to integrate roots of trust, secure elements, trusted execution environments, and processor security capabilities into the operating…
• Design foundational platform defenses, including secure boot, code signing, attestation, secure updates, key protection, and device recovery.
• Establish isolation and access controls across the kernel, applications, system services, and AI workloads.
• Define guardrails for how AI applications and agents access information, use sensors and tools, retain context, and act on a user’s behalf.

What they're looking for

• Deep experience designing or securing operating systems, kernels, embedded platforms, hypervisors, or other privileged systems software.
• Complex understanding of operating system internals, including memory protection, process isolation, executable loading, device drivers, and privilege boundaries.
• Experience building security architectures that span hardware, firmware, operating systems, applications, and cloud services.
• Shipping security technologies for consumer operating systems, mobile platforms, or connected devices.
• Kernel hardening, memory-safety mitigations, virtualization-based security, or secure enclave integration.

Tech stack

• C++
• Rust