9 hours ago
Base Salary
$250k - $300k/yr
Responsibilities
- Implement Linux kernel security enhancements, configuration hardening, access controls, secure boot protections, and CI guardrails.
- Triage CVEs, assess exploitability, research kernel and OS vulnerabilities, and backport non-trivial upstream fixes.
- Audit and harden Cloud Hypervisor device models and vhost-user datapaths while advancing confidential computing primitives.
- Develop and use fuzzing, static analysis, dynamic analysis, and kernel security auditing tools.
- Establish secure coding practices, conduct security-focused C code reviews, and support kernel- and OS-level incident response.
- Balance security improvements with performance requirements for high-performance AI infrastructure.
- Provide technical mentorship and collaborate with hardware, hypervisor, OS, cloud infrastructure, and security operations teams.
Requirements
- Bachelor’s degree in Computer Science, Computer Engineering, or a related field.
- At least 5 years of relevant industry experience, including at least 3 years focused on low-level operating systems or kernel security.
- Deep knowledge of Linux kernel internals and kernel vulnerabilities, exploitation techniques, and security mitigations.
- Experience with secure coding principles and security-focused code reviews, particularly in C.
- Proficiency with kernel debugging and security analysis tools including GDB, crash, kgdb, valgrind, address sanitizers, and fuzzers.
- Familiarity with hardware-assisted security features such as Intel SGX, AMD SEV, and ARM TrustZone.
- Experience with CVE remediation and automation, with the ability to pass a background check.
- Preferred qualifications include open-source kernel security contributions, hypervisor security, HSMs or TPMs, and kernel-level offensive security or penetration testing.
Benefits
- Competitive compensation, equity packages, and Restricted Stock Units.
- Paid time off, paid holidays, leave programs, paid parental leave, and volunteer time off.
- Comprehensive health, dental, and vision insurance, employer HSA contributions, paid life insurance, and short- and long-term disability coverage.
- Professional development, tuition reimbursement, mental health and wellness support, commuter benefits, and a cell phone stipend.
- 401(k) retirement plan with company match up to 4% of salary, global travel insurance, emergency assistance, daily meals allowance, and location-specific perks.
About Crusoe
Crusoe builds and operates GPU-powered data centers and an AI cloud platform for enterprises running large-scale AI training and inference. It vertically integrates energy supply with compute, using stranded and renewable power to reduce emissions and costs, and sells capacity via cloud services and managed infrastructure. Founded in 2018 and headquartered in Denver, the company is privately held.