Hardens and secures the OS layer for Anthropic's AI infrastructure, designing kernel-level protections, runtime enforcement, attestation, and isolation for large-scale model training environments. Requires deep Linux kernel expertise, C/systems programming, and OS security experience.
320k – 405k
Hybrid5+ YOESecurity Engineering
About the role
Key Responsibilities
Design and implement hardened OS configurations for AI workloads across diverse hardware platforms
Minimize attack surfaces by removing as many unnecessary components as possible from kernelspace and userspace
Develop kernel security policies using SELinux, AppArmor, and custom Linux Security Modules and runtime enforcement mechanisms
Implement and maintain full-disk encryption solutions for diverse storage systems
Build security infrastructure for AI systems, research environments, and production services
Create OS-level attestation and integrity monitoring systems
Apply security patches, develop patches for custom kernel modules, and kernel hardening configurations
Design secure boot processes and trusted execution environments
Work with container teams to ensure proper workload isolation at the kernel level
Design privilege separation and mandatory access control policies
Implement secure update mechanisms for OS components
Build tooling for security configuration management and compliance verification
Serve as a subject matter expert for OS security questions and designs
Minimum Qualifications
Deep knowledge of Linux internals, including kernel subsystems and security frameworks (SELinux, AppArmor, seccomp, etc.)
Experience with kernel hardening techniques and exploit mitigation
Strong programming skills in C and systems programming languages
Experience with eBPF for security monitoring and enforcement
Understanding of virtualization and containerization security
Track record of identifying and fixing OS-level security vulnerabilities
Experience with security-focused Linux distributions
Preferred Qualifications
5+ years of experience in operating systems security or kernel development
Kernel development experience or contributions to Linux kernel
Experience with real-time or embedded operating systems
Knowledge of hardware security features and their OS integration
Experience with secure boot technologies
Experience with confidential computing and memory encryption technologies (SEV, TDX, SGX)
Background in vulnerability research, exploit development, or fuzzing
Experience with formal methods for OS verification
Knowledge of hardware security features and their OS integration (TPM, HSM, secure enclaves)
Education
Bachelor’s degree or an equivalent combination of education, training, and/or experience in a relevant field
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