KernelOS Engineer, AWS EC2 Nitro Operating System

AWS EC2 Nitro powers the worlds largest fastest-growing and most feature-rich compute cloud. Built from the ground up for virtualization at global scale Nitro is a fully custom stack of hardware firmware and software that enables EC2 to support Intel AMD and AWSs own Graviton processors - while setting industry benchmarks for security and performance. With our Nitro System we break apart traditional hypervisor functions like CPU virtualization storage and networking and offload them to dedicated hardware and software. This enables us to deliver practically all of the resources of a server to customer instances innovate faster increase security deliver new instance types and reduce customer cost.

The Nitro Linux team owns the secure embedded Linux environment at the heart of this system. We build and maintain the operating system that integrates with the Nitro control plane and powers live updates metrics collection core dump handling and system health monitoring across AWSs global infrastructure. Linux ash C lua Rust - join us for embedded software systems at cloud scale!

Key job responsibilities
- Research design and implement Linux kernel changes to meet business requirements
- Drive kernel development for next-generation EC2 compute platforms
- Bring up Linux on new hardware platforms and custom silicon
- Debug complex system-level multi-component issues across layers from kernel to application
- Profile system performance and drive optimizations across the software stack
- Develop tooling for performance characterization qualification and deployment
- Deliver production-quality code and support its operation in production environments
- Collaborate across hardware firmware systems and application software teams
- Openness to leveraging AI tools and technologies to enhance productivity and technical problem-solving.

- 3 years of non-internship professional software development experience
- 2 years of non-internship design or architecture (design patterns reliability and scaling) of new and existing systems experience
- Experience programming with at least one software programming language

- 3 years of full software development life cycle including coding standards code reviews source control management build processes testing and operations experience
- Bachelors degree in computer science or equivalent

Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status disability or other legally protected status.

Los Angeles County applicants: Job duties for this position include: work safely and cooperatively with other employees supervisors and staff; adhere to standards of excellence despite stressful conditions; communicate effectively and respectfully with employees supervisors and staff to ensure exceptional customer service; and follow all federal state and local laws and Company policies. Criminal history may have a direct adverse and negative relationship with some of the material job duties of this position. These include the duties and responsibilities listed above as well as the abilities to adhere to company policies exercise sound judgment effectively manage stress and work safely and respectfully with others exhibit trustworthiness and professionalism and safeguard business operations and the Companys reputation. Pursuant to the Los Angeles County Fair Chance Ordinance we will consider for employment qualified applicants with arrest and conviction records.

Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process including support for the interview or onboarding process please visit for more information. If the country/region youre applying in isnt listed please contact your Recruiting Partner.

The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience qualifications and location. Amazon also offers comprehensive benefits including health insurance (medical dental vision prescription Basic Life & AD&D insurance and option for Supplemental life plans EAP Mental Health Support Medical Advice Line Flexible Spending Accounts Adoption and Surrogacy Reimbursement coverage) 401(k) matching paid time off and parental leave. Learn more about our benefits at CA Santa Clara - 165200.00 - 223600.00 USD annually
USA WA Seattle - 143700.00 - 194400.00 USD annually