Principal Linux Security Engineer
Ciq · Remote
About this role
**Principal Linux Security Engineer** **About CIQ** CIQ builds enterprise infrastructure powering the world's most demanding workloads. From operating systems through AI infrastructure, HPC, and cloud-native orchestration, we deliver speed, security, scalability, and sovereignty for major enterprises, government agencies, and research institutions. **Position Summary** We're seeking an engineer who understands the Linux operating system from a security perspective. This role requires expertise in: • Security errata workflows (CSAF, VEX, Advisories) and implementation across repos and security feeds • OS compliance—building STIG and DIS profiles, improving OpenSCAP, and creating Ansible automation • Proactive OS security (build flags, LKRG, SELinux) that balances security with usability • Building tools to accelerate security development, testing, and release cycles • CVE scoring and understanding CVSS calculations • Determining CVE affectedness based on build and configuration factors **Requirements** • Proven experience in Security and/or Linux Engineering with OS focus • Minimum 4 years in Linux security • Minimum 2 years building Linux packages **Benefits** • Medical, dental, and vision insurance • Flexible paid time off • Employee stock options • Remote work (no travel required for most positions)
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