Ubuntu Linux Kernel Engineer - BIOS Firmware

Canonical

Remote

Full Time

Posted March 31, 2026

Not Specified

Remote

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Job Description

This role involves maintaining and improving the Linux kernel's boot process and platform firmware components such as BIOS, UEFI, and ACPI for Ubuntu Linux, collaborating with a global team, and contributing to firmware testing and kernel patching to ensure platform stability and performance.

Key Responsibilities

Own and maintain aspects of the boot process, BIOS, UEFI, ACPI, and platform firmware components related to the Ubuntu Linux kernel
Collaborate with a global team and PC platform vendors to resolve issues involving BIOS, UEFI, ACPI, and kernel boot/configuration
Contribute to and maintain the Firmware Test Suite (FWTS) for verifying Ubuntu Linux on x86 platforms
Improve tooling and automation for kernel verification and platform testing
Submit, review, and apply kernel patches in collaboration with upstream maintainers

Requirements

Demonstrate a strong understanding of ACPI, ideally from the Linux kernel perspective, as well as enough familiarity with BIOS UEFI to resolve issues as they are reported from PC platform vendors or the community at large.
Prior work experience with a major PC platform firmware vendor or active participation in the Coreboot project would be a significant advantage.
Ability to collaborate regularly and proactively with a globally distributed team.
Work closely with the PC platform enablement team and vendors to resolve issues involving BIOS, UEFI, ACPI, or other problems involving boot and configuration of the Linux kernel.
Become a primary contributor and maintainer to the Firmware Test Suite (FWTS).
Improve tooling and automation for comprehensive verification of Ubuntu Linux on x86 platforms.
Submit, review, and apply kernel patches, working with both internal and external upstream maintainers.
Well-organized and motivated self-starter able to thrive in a remote work environment.
Professional manner with colleagues, business partners, and the open-source community.
Ability to communicate effectively in English, both written and verbal.
Significant programming ability in C.
Demonstrated software development background involving UEFI and/or ACPI, with in-depth understanding of AML.
Solid background with git.
Familiarity with the x86 bootstrap process.
Understanding of operating system kernel fundamentals, with a focus on ACPI and UEFI interaction.
Ability and willingness to travel internationally twice a year for company events of up to two weeks length.