Systems and Site Reliability Engineer

Location: Geneva, Zurich, San Francisco, Vilnius
Type: Full-time.
Experience: Expert.

Who We are:

For those up to the challenge, working at ProtonMail provides an exciting atmosphere, and makes you a part of one of Europe's highest-profile startups. Together, ProtonMail and ProtonVPN have millions of users, and we are growing rapidly. We're looking for bright, highly motivated problem solvers to join our team of experts. ProtonMail has over 100 employees located in Geneva, San Francisco, Vilnius, Skopje, Prague, Zurich or working remotely around the world.

What You will be doing:

We decided from the beginning to avoid relying on third parties like AWS and instead, operate our own hardware from datacenters in Switzerland. Despite the extra work, managing our own servers and network gives us more control of the critical core that powers all of our services.

You will join our team to improve and operate our technical infrastructure. This requires working on shifts as well as during emergencies. You should have experience designing and running web-scale, distributed, and highly available systems.

What You will do:

• Work with networking and Internet protocols (TCP/IP, DNS, TLS, SMTP, HTTP) on Linux servers
• Deploy, monitor and troubleshoot systems and services
• Understand and write software to improve automation and site reliability
• Participate in rotating on-call duties in a global, 24x7x365, team

Preferred Qualification:

• Operated email services (Postfix, anti-spam, anti-virus)
• Operated massive data storage (Sharded MySQL, Ceph)
• Used automation tools and containers
• Software engineering experience
• Good understanding of security best practices

Why work at ProtonMail?

• Startup culture where everyone’s opinion matters and can have a significant impact
• We work on interesting, challenging problems. Each day you will face a new issue, and there is never a dull moment
• Our rapid growth means there are many opportunities for advancement
• Do something meaningful. ProtonMail protects dissidents, journalists, and activists. Our work saves lives.
• Be part of something bigger. Millions of people and businesses around the world have embraced our idea of an Internet where privacy and security are the default. Join the privacy revolution that is changing the world