13 days ago
Base Salary
$170k - $205k/yr
Responsibilities
- Develop automation and observability tools spanning the kernel through orchestration layers.
- Support and scale Crusoe’s virtualization stack, including KVM, QEMU, and other hypervisors.
- Identify and resolve performance bottlenecks, driver issues, and hardware-software integration problems.
- Optimize AI and HPC workloads across CPU, GPU, and DPU/NIC resources.
- Perform root cause analysis for kernel crashes, hardware-software integration issues, and performance regressions.
- Integrate hypervisor-level enhancements to improve guest VM reliability and workload isolation.
- Tune kernel subsystems including process scheduling, NUMA configuration, memory management, and interrupt handling.
- Implement and validate support for emerging compute hardware such as SmartNICs, BlueField devices, and TPUs.
Requirements
- At least 5 years of professional experience in compute SRE, Linux system engineering, or compute infrastructure roles.
- Strong proficiency in Linux kernel internals, including scheduler, memory allocation, and driver subsystems.
- Experience with virtualization architectures and technologies such as KVM, Xen, QEMU, or VMware.
- Familiarity with SmartNICs and DPUs, including NVIDIA CX6/7 and BlueField-3, and kernel bypass techniques.
- Expert-level skill in at least one of Go, C, or Rust.
- Experience with system-level debugging using kdump, kexec, and kernel panic analysis.
- Proficiency with Infrastructure as Code tooling and CI/CD practices for bare-metal or cloud infrastructure.
- Strong understanding of compute scheduling, resource management, and high-throughput networking.
- Preferred experience maintaining custom Linux distributions or kernels, working with AI model infrastructure and GPU cluster orchestration, or contributing to Linux kernel, KVM, or other low-level infrastructure projects.
Benefits
- Industry-competitive pay
- Restricted Stock Units
- Health, vision, and dental insurance options for employees and dependents
- Employer HSA contributions
- Paid parental leave
- Paid life insurance and short- and long-term disability
- Teladoc access
- 401(k) with a 100% match up to 4% of salary
- Generous paid time off and holiday schedule
- Cell phone reimbursement
- Tuition reimbursement
- Calm app subscription
- MetLife Legal
- Company-paid commuter benefit of $300 per month
About Crusoe
As the AI factory company, Crusoe is on a mission to accelerate the abundance of energy and intelligence. The company provides a reliable, scalable, cost-effective, and energy-first solution for AI infrastructure. By harnessing large-scale energy resources, building AI-optimized data centers, and delivering an AI cloud platform, Crusoe empowers its customers to build the future faster.