Kernel / Hypervisor Engineer, Firecracker

Amazon is hiring a Kernel / Hypervisor Engineer, Firecracker in Dublin, Ireland. Level rates it ; you can apply on Amazon.

Level's read on this job

Level rates this role Little AI ●○○○: aI is not part of the work.
Tools and skills the posting cites include Linux, virtualization and kernel.
Level lists 21,000+ other open roles at Amazon.
The role was posted within the past two weeks.

AI in this role

Engineer and maintain the Firecracker open-source microVM virtualization technology powering AWS Lambda and other cloud services.

linux

virtualizationkernelhypervisorsoftware-engineeringdistributed-systems

Join us at AWS Lambda in building global scale compute platforms. We focus on serverless & container virtualization technologies, on trusted compute, and on server fleet tooling. We invent, build, and own building blocks that are the foundation of the cloud. This is an exciting opportunity for you to create new products and services of an innovative team that feels like a start-up!
We are looking for a new teammate who is enthusiastic, curious, empathic, motivated, reliable, with a good sense of ownership, and a drive to invent. In this role, you will work on Firecracker [1], an open source virtualization technology that is purpose-built for creating and managing secure, multi-tenant container and function-based services that provide serverless operational models. . Firecracker is deployed globally as part of AWS Lambda [2], Aurora D-SQL, and other AWS services. Firecracker is also integrated by 10+ teams beyond AWS as part of their platforms [3]. Firecracker has an ambitious multi-year roadmap of tackling impactful and interesting opportunities in the quickly expanding ephemeral compute space - come help us make history!

Your main goal will be to create long-term customer value. You will: work to understand our customers' needs and engineer new features to meet them; own and automate operations; contribute new ideas and methods to continuously improve quality and development efficiency; innovate in the area of ephemeral compute platforms; and be a maintainer of the Firecracker open source project. This position also involves on-call responsibilities, which is typically done once every 8 weeks. We strive to keep this down and ensure our systems are fault tolerant. Our team values work-life balance and we respect each others time.

At Amazon, we are dedicated to making new team members feel welcome and included. We are a team that strives to grow each other through task assignments, mentorship, and trainings. As an Amazonian, you’ll work with some of the most talented engineers in our industry. We believe in attracting, developing and retaining talent from diverse backgrounds. We value different perspectives and looking for team players who are working effectively with teams of diverse peers.

[1] https://github.com/firecracker-microvm/firecracker
[2] https://aws.amazon.com/lambda
[3] https://firecracker-microvm.github.io

Basic qualifications

- Experience (non-internship) in professional software development
- Experience using Linux, demonstrating proficiency with associated tools or languages
- Interest, knowledge, and experience in the areas low-level software engineering and/or systems programming.
- Passionate about working in the open source community.

Preferred qualifications

- Experience in Linux OS and network troubleshooting, or experience in Linux and Networking protocols
- Experience in the areas of low-level software engineering and/or systems programming, for example with Linux, C, C++, or Rust

Amazon is an equal opportunities employer. We believe passionately that employing a diverse workforce is central to our success. We make recruiting decisions based on your experience and skills. We value your passion to discover, invent, simplify and build. Protecting your privacy and the security of your data is a longstanding top priority for Amazon. Please consult our Privacy Notice (https://www.amazon.jobs/en/privacy_page) to know more about how we collect, use and transfer the personal data of our candidates.

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

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 https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.

How we rate this

Kernel / Hypervisor Engineer, Firecracker at Amazon rates 0 out of 100 for how much of the daily work is AI. That makes it Little AI (AI Level 1 of 4). The level is about AI in the job, not seniority.

Classification

Little AI. AI is not part of the work.

●●●● Builds AI80 to 100
●●●○ Works on AI60 to 79
●●○○ Uses AI40 to 59
●○○○ Little AI0 to 39

Levels come from how often the tools, models and workflows of the role are named in the posting itself. Read the description and count the AI tools, models and workflows it names.

Key facts

Kernel / Hypervisor Engineer, Firecracker is an open job at Amazon.
Level rates this role AI Level 1 of 4: Little AI.
The role is based in IE, D, Dublin.
The job was posted on October 19, 2026.
Applications are handled by Amazon. Apply on Amazon

Prepare for this job

Built from this posting and from similar jobs on Level.

Skills and AI tools this role asks for

VirtualizationKernelHypervisorSoftware EngineeringDistributed SystemsLinux

Questions you could be asked

Tell me about a project where virtualization was part of your work. What did you do?
Tell me about a project where kernel was part of your work. What did you do?
Tell me about a project where hypervisor was part of your work. What did you do?
Tell me about a project where software engineering was part of your work. What did you do?
Tell me about a project where distributed systems was part of your work. What did you do?

Adapt your resume

List these exact terms on your resume: Virtualization, Kernel, Hypervisor, Software Engineering, and Distributed Systems. An applicant tracking system matches the wording, not the idea.
Attach one line of real, concrete experience to at least one of them. A tool named with nothing behind it rarely survives a human read.

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