IAM Engineer: Open-Source, Self-Hosted Identity

Proton in Paris is seeking an Identity and Access Management (IAM) Engineer to design, implement and secure Proton's core identity stack. You will own self-hosted, open‑source IAM components and collaborate with cross‑disciplinary teams to ensure robust access controls as we scale.

You will work with Keycloak, midPoint, Duo and standard protocols (LDAP, SAML, OAuth, OIDC), automating workflows with Python or Bash, and advancing identity governance across our European and global footprint.