Platform Security Engineering, Operating Systems

Anthropic is a public benefit corporation focused on creating reliable, interpretable, and steerable AI systems. We are looking for an Operating Systems Security Engineer to harden and secure the OS layer of our infrastructure.

• Design and implement hardened OS configurations for AI workloads across diverse hardware platforms
• Minimize attack surfaces by removing unnecessary components from kernelspace and userspace
• Develop kernel security policies using SELinux, AppArmor, and custom Linux Security Modules
• Implement full-disk encryption, attestation, and integrity monitoring
• Design secure boot processes and trusted execution environments
• Work with container teams to ensure workload isolation at the kernel level
• Build tooling for security configuration management and compliance verification

• Deep knowledge of Linux internals, including kernel subsystems and security frameworks (SELinux, AppArmor, seccomp)
• 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

• 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 (TPM, HSM, secure enclaves)
• Experience with secure boot, confidential computing, and memory encryption (SEV, TDX, SGX)
• Background in vulnerability research, exploit development, or fuzzing

Annual Salary: $320,000—$405,000 USD

This role is based in San Francisco, CA, New York City, NY, or Seattle, WA. Anthropic expects all staff to be in one of our offices at least 25% of the time.

Apply via the provided link. Anthropic sponsors visas and encourages applications from all qualified candidates.