Threema is the world’s best‑selling secure messenger for both private users and businesses. Since 2012, we have been working tirelessly to ensure that our users can communicate freely without worrying about their privacy. Our growing user base includes millions of private customers and thousands of businesses and organizations from all over the world.

Linux Systems Engineer (100%)

Your Role

As a systems engineer in the operations team, you will operate and monitor the Threema services and help build the infrastructure behind them. Your work keeps our systems secure, reliable, and scalable – protecting the privacy of millions of people. Our infrastructure is built on open source technologies, and we expect you to feel at home in this ecosystem.

Your Tasks

• Maintenance of a virtualization environment (Proxmox) and administration of virtual servers
• Administration of Linux‑based systems (RHEL); FreeBSD knowledge is a plus <...