Senior Site Reliability Engineer

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is 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.

Senior Site Reliability Engineer

Next‑gen operations at scale, with pure Python infra‑as‑code, from bare metal to containers and applications. Our goal is to perfect enterprise infrastructure devops. We run hundreds of private cloud, Kubernetes, and application clusters for customers across physical and public cloud estate, and we are raising the bar on what’s possible with automation by embracing a universal operator pattern and model‑driven operations.

To succeed in this role you need to believe in automation as a pure software engineering problem, not a hack‑it‑till‑it‑works‑for‑me problem. You need to be interested in the scientific approach to operations at scale, driven by metrics and code, and you need to be able to learn the entire stack, from bare metal networking and kernel up to serverless and open source applications.

Responsibilities

• Implement and maintain cloud operations from bare metal to containers using Python software engineering skills and rigor.
• Practice devSecOps across the infrastructure domain.
• Architect and run OpenStack, Kubernetes, and software‑defined storage, and enable devSecOps for applications running on that infrastructure.

Qualifications

• Degree in Software Engineering or Computer Science.
• Experience with Linux and familiarity with Linux networking and storage.
• Python software development expertise.
• Operational experience.
• Excellent interpersonal skills, curiosity, flexibility, and accountability.
• Ability to travel internationally twice a year, for company events up to two weeks long.

Nice‑to‑Have Skills

• Experience with OpenStack or Kubernetes deployment or operations.
• Familiarity with public or private cloud management.

Benefits

• 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.
• Employee Assistance Programme.
• Opportunity to travel to new locations to meet colleagues.
• Priority Pass and travel upgrades for long‑haul company events.

About Canonical

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 – to succeed, we need to be the best at what we do. Most colleagues at Canonical have worked from home since its 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.

Equal Opportunity Employer

We are an equal opportunity employer. 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.