Site reliability engineering


What site reliability engineering can do for you.

Site reliability engineering goes far beyond the responsibilities of system administration to cover everything needed to keep modern web sites and applications performing their best. If uptime, security, or performance are important to your business, you need site reliability engineers on your side.



What is a site reliability engineer?

Essentially, site reliability engineers do everything needed to keep web sites and applications online, secure, fast, and operating properly.

Site reliability engineering is a technology discipline that blends the roles and responsibilities of other technical roles — software developer, operations engineer / system administrator, platform engineer, devops engineer, and “chaos” engineer — into one.


What does a site reliability engineer do?

Common tasks for site reliability engineers at IONICA include maintaining systems, networks, and security, developing and managing monitoring and observability tools, responding to alerts or incidents, deploying code, working closely with developers to help them write applications as quickly and effectively as possible, and automating as much of their work as possible. Here, lead site reliability engineers also often serve as infrastructure architects, designing and building new environments and platforms for our clients’ web sites and other applications.


How is site reliability engineering different to hosting?

We’ve explained the difference in four simple charts.