Crusoe

Staff Linux Kernel Engineer

Crusoe
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9 hours ago

Base Salary

$215k - $260k/yr

Responsibilities

  • Set the technical direction and own the roadmap for Crusoe’s Linux kernel team.
  • Architect and lead kernel features, security patching infrastructure, deployment systems, and other critical projects through production and upstream contribution.
  • Perform root-cause analysis across OS and hardware layers, lead kernel CVE triage and backporting, and build automated vulnerability-analysis tooling.
  • Develop and review Linux kernel code for memory management, scheduling, networking, storage, GPU-related subsystems, and I/O.
  • Design and implement low-latency, highly scalable virtualization technologies for GPU-accelerated AI and HPC workloads across hypervisors and device emulation.
  • Develop proactive kernel efficiency improvements, including DAMON-based memory management, hugepage optimization, and memory overcommit.
  • Mentor and review the work of mid-level and junior engineers.

Requirements

  • 10+ years of systems software engineering experience on low-level systems or infrastructure teams.
  • Deep knowledge of Linux kernel internals, including memory management, scheduling, networking, storage, I/O, and/or device drivers.
  • Strong C programming skills and fluency with the kernel development workflow, including patch submission, mailing lists, and Lore.
  • Experience evaluating kernel security vulnerabilities through CVE analysis, exploitability assessment, and backporting fixes.
  • Demonstrated ability to set technical direction and drive projects end-to-end.
  • Deep knowledge of virtualization technologies such as KVM, Xen, or QEMU.
  • A track record of upstream Linux kernel contributions is strongly preferred.

Benefits

  • Competitive compensation, bonus eligibility, equity packages, and Restricted Stock Units.
  • Paid time off, paid holidays, and leave-of-absence programs.
  • Comprehensive health, dental, and vision insurance, plus employer HSA contributions.
  • Paid parental leave, paid life insurance, and short- and long-term disability coverage.
  • Professional development, tuition reimbursement, and mental health and wellness support.
  • Commuter benefits, cell phone stipend, 401(k) plan with company match up to 4% of salary, volunteer time off, global travel insurance, daily meal allowance, and location-specific perks.

Tech Stack

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Crusoe

About Crusoe

1,001-5,000 employees

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.

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