Senior Systems Engineer, OS Automation

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Core Weave is The Essential Cloud for AI™. Built for pioneers by pioneers, Core Weave delivers a platform of technology, tools, and teams that enables innovators to build and scale AI with confidence. Trusted by leading AI labs, startups, and global enterprises, Core Weave combines superior infrastructure performance with deep technical expertise to accelerate breakthroughs and turn compute into capability. Founded in 2017, Core Weave became a publicly traded company (Nasdaq: CRWV) in March 2025.

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Core Weave is seeking a highly skilled and motivated Senior Linux OS Automation Engineer to join our Sys Eng HAVOCK team. Reporting to the Engineering Manager for Systems Engineering, you will play a crucial part in the design, development, and optimization of our bare‑metal systems from POST through joining a Kubernetes cluster. The team’s primary responsibilities include maintaining custom Linux kernels, various OS images, the virtualization stack, and the container/pod runtime stack.

You will collaborate closely with cross‑functional teams, up‑stack engineering teams, and stakeholders to ensure the successful delivery of highly performant and reliable software solutions.

• Design, develop, and maintain automated tooling to reproducibly build, test, and release artifacts that support a variety of hardware platforms in complex environments
  • Custom Linux kernels
  • OS images
  • cloud‑init modules
• Define the artifact release‑cycle roadmaps in coordination with the rest of the organization’s business needs
• Leverage Kubernetes to automate the testing of OS images and cloud‑init configurations
• Document the tested and supported OS images and cloud‑init configurations
• Effectively communicate artifact releases to the rest of the organization
• Automate packaging of critical components (drivers, microcode, components with out‑of‑tree patches, etc)
• Serve as a primary point‑of‑contact for boot‑time issue escalation and troubleshooting
• Collaborate with cross‑functional teams to define Linux and OS requirements, specifications, and system architecture
• Contribute improvements to code quality

• 6+ years of professional experience maintaining large fleets of physical Linux systems
• Proficiency with Golang, Bash, and Python
• Experience with the following:
  • Developing custom modules for cloud‑init
  • Github Actions or Gitlab Actions for CI/CD
  • Building the Linux kernel/complex C compilation tool chains
  • Packaging software into docker containers
  • Experience with Debian package management
  • Deploying containerized software using Kubernetes
  • Software lifecycle management using semantic versioning
  • Developing frameworks for complex software tests
• Demonstrated experience working collaboratively on shared codebases
• Excellent documentation skills and attention to detail
• Strong analytical and problem‑solving abilities
• Served in an on‑call rotation supporting production services

• Experience with the following:
  • Supporting both amd
    64 and arm
    64 architectures
  • Private Key Infrastructure
  • Different boot formats/mechanisms/tools (UEFI, ipxe, iso, grub, uboot, etc)
  • Ansible/AWX
  • Aptly
  • Packer
• Packaging software into Debian packages (.deb)

The base salary range for this role is $153,000 to $242,000. The starting salary will be determined based on job‑related knowledge, skills, experience, and market location. In addition to base salary, our total rewards package includes a discretionary bonus, equity awards, and a comprehensive benefits program (all based on eligibility).

In addition to a competitive salary, we offer a variety of benefits to support your needs, including:

• Medical, dental, and vision insurance – 100% paid by Core Weave
• Company‑paid Life Insurance
• Voluntary supplemental life insurance
• Short and long‑term disability insurance
• Flexible Spending Account
• Health Savings Account
• Tuition Reimbursement
• Participation 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)…