Site Reliability Engineer - Infrastructure Systems

Proton was founded in 2014 by scientists from CERN with the belief that privacy is a fundamental human right. Since then, Proton has built a range of encrypted services used by millions worldwide to protect their data and fight censorship.

Purpose of the role

You will be part of the Infrastructure Systems team, responsible for the base platforms in Proton (Kubernetes, VM orchestration, Bare metal provisioning) and the critical services that support them (DNS, DHCP, SoT, Monitoring).

What you will do

• Infrastructure Management : Oversee and optimize our global network of thousands of servers.
• Automation & Reliability : Design and implement automation systems that ensure 99.95%+ uptime across our infrastructure.
• Problem Solving : Serve as an active member of the on‑call rotation, troubleshooting complex technical challenges across different network environments and censorship scenarios.
• M...