C
$250,000 – $300,000
Listed on Crusoe’s own careers site. You apply with them directly — we never stand between you and the employer.
What this role is
Crusoe seeks a highly skilled Linux kernel security specialist to harden and defend the operating systems powering their AI infrastructure stack, from kernel mitigations and CVE response to hypervisor isolation and confidential computing. This role suits someone with deep systems expertise who thrives on high-impact security challenges and can balance protection with performance in mission-critical environments.
Our summary, not Crusoe’s wording. The full posting is on their site.
What they ask for
Required
- Deep knowledge of Linux kernel internals including memory management, process scheduling, system calls, and I/O subsystems
- Understanding of common kernel vulnerabilities and exploitation techniques
- Experience with Linux kernel security mitigations
- Strong secure coding principles and security-focused code review background in C
- Proficiency with kernel debugging tools
- Familiarity with hardware-assisted security features
- Bachelor's degree in Computer Science, Computer Engineering, or related field
- Minimum 5 years of industry experience with at least 3 years in low-level operating systems or kernel security
- Ability to pass a background check
- Experience with CVE remediation and automation
Nice to have
- Contributions to open-source kernel security projects
- Hypervisor security expertise and hypervisor-guest kernel interactions
- Experience with hardware security modules (HSMs) or Trusted Platform Modules (TPMs)
- Background in offensive security or penetration testing at the kernel level