Site Reliability Engineer - Observability

Proton • genf, genf • Posted July 02, 2026

About the Role

Site Reliability Engineer - Observability

Geneva; Paris

Join Proton and build a better internet where privacy is the default

privacy is a fundamental human right . Since 2014, Proton has built the world's largest encrypted email service (Proton Mail) and expanded into Proton VPN, Proton Drive, Proton Pass, and Proton Calendar — tools used by millions globally to protect their freedom, fight censorship, and keep their data safe. In some situations, Proton has literally helped save lives.

We are profitable, independent (no VC control), and selectively hire from the top ~1% of applicants. Our 700+ team members across 50+ countries come from leading organizations and elite academic backgrounds. We move fast, keep hierarchy light, and prioritize impact over optics. If you want to do meaningful work with exceptionally high-caliber people, this is it. Check our open-source projects here.

Purpose of the role

We're a small, tool-agnos...