We are looking for a Staff Engineer who is passionate about the Linux kernel. As a Staff Engineer at DigitalOcean, you will work as a high-level technical leader responsible for designing, optimizing, and maintaining Linux kernels for our compute and GPU fleets. You will optimize and enhance core system performance, resiliency, and security, ensuring our products consistently exceed customer expectations. You will bridge hardware and software, driving system-level architecture, debugging performance bottlenecks, and mentoring senior engineers.
What You'll Do:- Optimize kernels for performance and resiliency across the DigitalOcean fleet for storage, networking, and virtualization
- Drive cross-functional engineering initiatives and influence hardware roadmaps without direct authority
- Define low-level software architecture
- Tune kernels for low latency, high throughput, and power efficiency
- Diagnose and resolve issues in the kernel
- Deliver critical kernel fixes and security mitigations with kernel live patches
- Investigate and resolve virtual machine downtime and kernel issues in our production environment
- Implement monitoring and alerting of key metrics to drive resiliency of compute infrastructure
- Improve tooling and automation for testing and deployment of Linux kernels
- Lead initiatives to enhance shared infrastructure, balancing performance optimization with rigorous security standards
- Work cross-functionally to harness new performance capabilities from evolving hardware architectures
- Participate in on-call rotations as needed to support system reliability
- Work with Linux kernel community to push changes upstream
What You'll Add to DigitalOcean:- Bachelor's or Master's degree in Computer Science, Mathematics, or Computer/Electrical Engineering or equivalent work experience
- Experience maintaining Linux kernels for large-scale cloud infrastructure, with a deep understanding of operating system internals
- Broad knowledge of the Linux kernel and kernel subsystems
- Demonstrated experience with kernel patching and debugging
- Debugging skills with Linux kernel and kernel drivers
- Expertise in C/C++ programming and one or more scripting languages
- Familiarity with compiler toolchains, build environments
- Experience with Linux virtualization using KVM, QEMU
- General understanding of Linux kernel security mechanisms and common security concepts
- Familiarity with x86_64 and/or ARM architectures
- Experience contributing patches to the upstream Linux kernel community is highly preferred
- Demonstrated ability to solve complex problems at scale
- Excellent cross-team collaboration and communication skills
- Professional-level written and spoken English with strong presentation abilities
Compensation Range: *This is a hybrid role
#LI-Hybrid
