Site Reliability Engineer - Confidential Computing; f​/m​/d

Site Reliability Engineer - Confidential Computing (f/m/d)

Posted On 06/12/2026

Exoscale is the leading Swiss/European cloud service provider. With services covering the full cloud infrastructure spectrum—from fast deploying virtual machines to S3-compatible object storage—Exoscale provides a simple and scalable experience so that its clients can focus on their core business. Exoscale strives to create a collaborative and inclusive work environment.

As part of its ongoing efforts to grow its infrastructure footprint, Exoscale is hiring a Site Reliability Engineer
. The role focuses on designing and implementing Exoscale’s confidential computing product at the system level, working closely with product teams. It involves deep ownership of hypervisor internals and operating system stacks. The engineer will also contribute to the evolution and maintenance of Exoscale’s base systems.

• Design, develop, and implement Confidential Computing at the hypervisor level.
• Design and maintain Exoscale’s operating systems and hypervisor fleets, from kernels to the network stacks, including security filtering layers.
• Contribute to routing and security automation systems implementations.
• Shape the operating system images strategy, from bare metal to virtual machines.
• Maintain and improve system container runtimes.
• Improve provisioning and deployment systems.
• Help improve bare metal and hypervisor systems performance.
• Contribute to the overall design and architecture of the Exoscale platform systems.
• Contribute to internal tooling development.
• Improve systems and processes to be scalable and highly available, helping achieve outstanding SLAs.
• Participate in code and change reviews.
• Take part in the on‑call rotation after a training period.

• Solid experience with Linux, its kernel, and system internals.
• Familiarity with Confidential Computing concepts and hardware-level technologies (AMD SEV, Intel TDX, or equivalent).
• Knowledge of Secure Boot, chain of trust, attestation, and key management.
• Experience with KVM virtualization.
• Good knowledge of eBPF.
• Good knowledge of container runtimes.
• Experience with Golang and Python.
• Experience with configuration management solutions and large‑scale infrastructure.
• A passion for automation and inclination to write documentation.
• Curious, autonomous, and eager to learn new things.
• Team player comfortable working in a distributed team.
• Good English communication skills, written and spoken.

• Flexible working hours and the option to work from home.
• Autonomous working conditions with freedom to create.
• Modern working atmosphere and centrally located office with great public transport connection.
• Team events, training, and further education.
• Encouragement for willing learners who are not familiar with all topics.