Systems Engineer, Kernel

About the role

CoreWeave is seeking a highly skilled and motivated Systems Kernel Engineer to join our HAVOCK Team, reporting into the Manager of Systems Engineering.

Responsibilities

• Triage and fix kernel crashes and performance regressions.
• Develop, test, and upstream kernel patches relevant to CoreWeave’s hardware/software environment.
• Collaborate with hardware vendors and the Linux community on feature enablement.
• Implement diagnostics and tooling for kernel-level observability.
• Work closely with HPC and Fleet teams to ensure kernel readiness for production workloads.
• Provide kernel-level expertise during incident response and root-cause investigations.

Requirements

• 5+ years of professional experience in Linux kernel engineering or systems-level development.
• Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, or a related field.
• Deep understanding of kernel internals (memory management, scheduling, networking, storage, drivers).
• Experience debugging kernel crashes, dumps, and panics using tools like crash, gdb, kdump.
• Strong C programming skills with the ability to write maintainable and upstream-quality code.
• Experience working with kernel modules, drivers, and subsystems.
• Strong problem-solving abilities with a “full-stack” systems perspective.

Preferred

• Contributions to the Linux kernel or related open-source projects.
• Familiarity with virtualization (KVM, QEMU, VFIO) and container runtimes.
• Networking stack expertise (InfiniBand, RoCE, TCP/IP performance tuning).
• GPU/DPU bring-up and driver experience.
• Experience in HPC or large-scale distributed systems.
• Familiarity with QA/QE best practices.
• Experience working in Cloud environments.
• Experience as a software engineer writing large-scale applications.
• Experience with machine learning is a huge bonus.

Benefits

• The base salary range for this role is $165,000 to $242,000.
• We offer a variety of benefits to support your needs, including medical, dental, and vision insurance, company-paid life insurance, short and long-term disability insurance, flexible spending account, health savings account, tuition reimbursement, ability to participate in employee stock purchase program (ESPP), mental wellness benefits through Spring Health, family-forming support provided by Carrot, paid parental leave, flexible, full-service childcare support with Kinside, 401(k) with a generous employer match, flexible PTO, catered lunch each day in our office and data center locations, a casual work environment, a work culture focused on innovative disruption, California Applicants California Consumer Privacy Act, Equal Opportunity & Accommodations, CoreWeave is an equal opportunity employer, committed to fostering an inclusive and supportive workplace, and Export Control Compliance.