Lead Linux Kernel Engineer - Ubuntu
- Level
- Lead
Not stated in the posting: salary, work type, visa.
Open. First seen 7 March 2026.
About the role
Canonical's standard text
Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the world's leading public cloud and silicon providers, and industry leaders in many sectors.
The company is a pioneer of global distributed collaboration, with 1200+ colleagues in 75+ countries and very few office-based roles. Teams meet two to four times yearly in person, in interesting locations around the world, to align on strategy and execution.
Canonical's standard text
The company is founder-led, profitable, and growing.
The Canonical Kernel Team is seeking exceptionally talented technology experts and industry veterans with a proven track record in operating systems kernel development or low level system engineering to take the lead in the architecture, implementation, and ongoing delivery of the following (but not limited to) aspects of the Ubuntu Linux kernel:
- Driving engagements for key Silicon and Cloud partners to provide optimal solutions for their platforms
- Leading the mitigation of common vulnerabilities and exposures for Ubuntu Linux as well as driving active hardening in the kernel
- Architecting enhancements to performance and correctness to make Ubuntu Linux the most reliable and highest performing Linux kernel available today
- Streamlining the packaging and distribution of particularly troublesome third-party components for optimal experience by end users
- Developing new means to deliver Ubuntu Linux at scale to the strict quality standards and delivery schedules expected by end users
While not a formal managerial role, the successful candidate will possess strong people skills and natural ability to lead engineers within the team, as well as working with other external teams to coordinate adoption and delivery.
We are looking for individuals with not only an incredibly deep technical background in operating system kernels and distributions, but also a strong flair for leadership and taking initiative to drive ideas and the associated delivery teams to completion.
While we hesitate to put a specific number of years of experience as a requirement for an applicant as that does not take into account relative ability or circumstances, for a comparative guideline we would be seeking candidates with the demonstrated technical equivalent of 15+ years of industry experience.
Location: We have home-based lead kernel engineer roles in every timezone, although the individual aspects as listed above may be linked to a specific geographic region.
What the role entails
- Set the technical direction and lead the delivery of a team of junior and mid-career engineers for a key aspect of Ubuntu Linux
- Work closely with management within and outside the team to track and coordinate initiatives to delivery
- Collaborate daily with other senior technical leadership on the Kernel Team on how best to ensure Ubuntu stays at the pinnacle of Linux distributions
What we are looking for in you
- Well-organised and motivated self-starter able to thrive in a remote work environment
- Strong communication skills in English, both written and verbal
- Expert understanding of the C programming language
- Demonstrated expertise working in a *nix-based operating system kernel and distribution. While direct Linux experience would be ideal, it is not required.
- Python and Bash scripting ability
- Powerful grasp of the capabilities and nuances of the git version control system
- Prior experience developing with software packaging formats, with direct Ubuntu/Debian/Snap experience being highly regarded
- Ability to travel internationally at least twice a year for company events of up to two weeks length
Nice-to-have skills
- Strong background in RTOS and real-time performance analysis
- Demonstrated experience with kernel patching and debugging
- Strong grasp of device drivers, BSP’s, and other low level system engineering
- Prior experience with Rust, ideally as it pertains to the Linux kernel
What we offer colleagues
We consider geographical location, experience, and performance in shaping compensation worldwide. We revisit compensation annually (and more often for graduates and associates) to ensure we recognize outstanding performance. In addition to base pay, we offer a performance-driven annual bonus or commission. We provide all team members with additional benefits which reflect our values and ideals. We balance our programs to meet local needs and ensure fairness globally.
- Distributed work environment with twice-yearly team sprints in person
- Personal learning and development budget of USD 2,000 per year
- Annual compensation review
- Recognition rewards
- Annual holiday leave
- Maternity and paternity leave
- Team Member Assistance Program & Wellness Platform
- Opportunity to travel to new locations to meet colleagues
- Priority Pass and travel upgrades for long-haul company events
About Canonical
Canonical's standard text
Canonical is a pioneering tech firm at the forefront of the global move to open source. As the company that publishes Ubuntu, one of the most important open-source projects and the platform for AI, IoT, and the cloud, we are changing the world of software. We recruit on a global basis and set a very high standard for people joining the company.
We expect excellence; in order to succeed, we need to be the best at what we do. Most colleagues at Canonical have worked from home since our inception in 2004. Working here is a step into the future and will challenge you to think differently, work smarter, learn new skills, and raise your game.
Canonical is an equal opportunity employer
Canonical's standard text
We are proud to foster a workplace free from discrimination. Diversity of experience, perspectives, and background create a better work environment and better products. Whatever your identity, we will give your application fair consideration.
#LI-remote
What this role asks for
Standard for software engineering roles
Python
Common in software engineering postings at any company.
In most of Canonical's ads
Linux
Named in most of its open postings, whatever the role.
82% of this description is written for the role. The rest is Canonical's standard text, folded away below.
Read against Canonical's other open postings on this site.
The team: Devices Engineering HIRES STEADILY
This role is one of 33 open in Devices Engineering. 1 was posted in the last 30 days and the oldest in January: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Linux (33 of 33), Python (21 of 33), C (19 of 33), Bash (14 of 33), Embedded Systems (14 of 33), Linux Kernel (12 of 33), C++ (9 of 33)
OTHER ROLES ON THIS TEAM
- Software Quality Assurance Engineer - Linux, PC, IoT posted Oct 2
- Software Quality Assurance Engineer - Linux, PC, IoT posted Jun 2
- Ubuntu Linux Kernel Test Engineer posted May 29
- Linux Software Engineer - Ubuntu for Next-Gen Silicon (multiple roles and seniority levels) posted Nov 28
- Kernel Build Automation Engineer - Ubuntu Linux posted Oct 16
- Engineering Manager - Ubuntu Core posted Sep 19
- Ubuntu Enablement Engineer posted Jul 24
- Engineering Director, Devices Software Engineering posted Jul 15
- Senior Ubuntu Embedded IoT System Engineer posted Mar 20
- Embedded Linux Senior Software Engineer - Optimisation posted Feb 11
- Ubuntu Linux Kernel Engineer - Silicon Enablement posted Jun 27
- Ubuntu Linux Kernel Engineer - BIOS/Firmware posted Jun 27
- Linux Platform Integration - Ubuntu Systems Senior Engineer posted Jun 23
- Engineering Manager - Ubuntu Hardware Certification Quality and Test Engineering posted May 28
- Linux Enablement - Software Engineering Manager posted May 15
- Open Source Networking Software Engineer - ToR Switch / SmartNIC / DPU posted Mar 20
- Junior Linux Kernel Engineer - Ubuntu posted Feb 26
- Ubuntu Enablement Engineer posted Dec 11
- Software Engineer, Ubuntu Commercial Computers posted Dec 11
- PC Platforms Kernel Engineer - Ubuntu Linux posted Sep 27
- Senior Ubuntu Embedded IoT System Engineer posted Nov 22
- Ubuntu Enablement - Software Engineering Manager posted Oct 3
- C++/Rust Graphics and Windowing System Software Engineer - Mir posted Sep 7
- Linux devices software engineer - snapd posted Jul 13
- Software Engineer - Ubuntu Server Certification posted May 25
- Engineering Manager - Linux Hardware Enablement posted Mar 29
- Python Software Engineer - Ubuntu Hardware Certification Team posted Mar 28
- Embedded & Desktop Linux Systems Engineer - Optimisation posted Mar 26
- Engineering Manager - Ubuntu Linux Kernel posted Mar 14
- Linux Enablement - Software Engineering Manager posted Sep 3
- Ubuntu Core Software Engineer posted Jun 10
- Software Engineer - Edge AI posted Jan 29
From the team and dates on Canonical's own job board.
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