CIQ

Linux Security Engineer

In short

Senior remote Linux Security Engineer role at CIQ, a company building enterprise OS, AI infrastructure, HPC, and cloud-native orchestration tools (Rocky Linux, RLC Pro, Fuzzball, Warewulf Pro, Ascender Pro). The role covers OS security errata, STIG/OpenSCAP profiles, SELinux hardening, and CVE scoring/analysis. Requires proven Linux security engineering experience, at least 4 years in Linux security, and at least 2 years building Linux packages.

About CIQ
CIQ builds enterprise infrastructure for demanding workloads, spanning operating systems, AI infrastructure, high-performance computing, and cloud-native orchestration. It supports Rocky Linux and develops the RLC Pro family of Enterprise Linux distributions, Fuzzball workload orchestration, Warewulf Pro cluster provisioning, and Ascender Pro automation.
Responsibilities
•Create and use operating system security errata, including CSAF, VEX, and advisories, and provide security feeds for scanners
•Build STIG and DIS profiles, improve OpenSCAP, and develop Ansible scripts to apply security profiles
•Secure Linux operating systems using build flags, LKRG, and SELinux while maintaining usability
•Build tools to accelerate security work and use AI to speed up development, testing, and releases
•Score CVEs using the CVSS calculator and explain the basis for their scores
•Determine whether software is affected by CVEs and how builds and configurations affect vulnerability status
Requirements
•Proven experience in Security and/or Linux Engineering focused on the Linux OS
•At least 4 years of experience in Linux security
•At least 2 years of experience building Linux packages
Benefits
•Medical, dental, and vision insurance
•Flexible paid time off
•Employee stock options
•No travel required for most positions

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