# Platform Security Engineering, Operating Systems

**Company**: Anthropic
**Location**: San Francisco, CA
**Work arrangement**: hybrid
**Experience**: senior
**Job type**: full-time
**Salary**: $320,000-$405,000 USD
**Category**: Engineering
**Industry**: Technology
**Wikidata**: https://www.wikidata.org/wiki/Q116758847

**Apply**: https://job-boards.greenhouse.io/anthropic/jobs/5290426008?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_3d3d6c69-1d6

## Description

## Job Overview

We're seeking an Operating Systems Security Engineer to harden and secure the OS layer of our infrastructure. You will design and implement OS-level security controls, ensuring our systems can withstand sophisticated attacks while maintaining performance for AI model training.

## Key Responsibilities

- Design and implement hardened OS configurations for AI workloads across diverse hardware platforms.

- Minimize attack surfaces by removing unnecessary components from kernel space and user space.

- Develop kernel security policies using SELinux, AppArmor, and custom Linux Security Modules.

- 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 and develop patches for custom kernel modules.

- 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.

## Requirements

- Deep knowledge of Linux internals, including kernel subsystems and security frameworks.

- 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.

- Background in vulnerability research, exploit development, or fuzzing.

- Experience with formal methods for OS verification.

## Logistics

- Annual Salary: $320,000-$405,000 USD

- Minimum education: Bachelor’s degree or an equivalent combination of education, training, and/or experience

- Required field of study: A field relevant to the role

- Location-based hybrid policy: 25% office time

- Visa sponsorship: Available

## Skills

### Required
- Linux internals
- kernel subsystems
- security frameworks
- kernel hardening
- exploit mitigation
- C programming
- systems programming
- eBPF
- virtualization security
- containerization security

### Nice to have
- kernel development
- Linux kernel contributions
- real-time operating systems
- embedded operating systems
- hardware security features
- secure boot technologies
- confidential computing
- memory encryption technologies
- vulnerability research
- exploit development
- fuzzing
- formal methods for OS verification

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Source: [Apply at job-boards.greenhouse.io](https://job-boards.greenhouse.io/anthropic/jobs/5290426008?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)