company logo

Site Reliability Engineer (f/m/d)

IONOS.com

Office

Berlin

Full Time

At IONOS, the leading European provider of cloud infrastructure, cloud services and hosting services, you will work together with a wide range of teams. We are characterized by open structures, a friendly working culture and flat hierarchies with a strong team spirit. We firmly believe that work and fun are compatible, and offer you the right environment for this. Our constant growth means that we are always looking for new colleagues. Become part of IONOS and grow with us.

Our team of highly motivated infrastructure service experts is looking for more teammates. As a site reliability engineer, you will plan, implement, migrate and operate together with other SREs our management services.
Our responsibilities begin with the design of a service and we ensure that our operational requirements will make it to the metal together with the product requirements.

In a culture with an emphasis on creative ideas, agile working methods, initiative, and participation you can expect the following tasks:

Tasks

  • Provision, operate and migrate distributed, highly available services on Linux / K8s
  • Improve and develop the full stack from hardware over OS to the application including configuration management and monitoring
  • Development and maintain in-house built K8s operators
  • Support our devs to automate operational tasks and rollouts, provide interfaces for integration for other teams
  • Administration and troubleshooting of our highly available and complex infrastructure including participation in an on-call service rotation
  • Support company goals through efficient operating architecture, active lifecycle management and lean processes in an agile DevOps environment, operate certified, security-relevant infrastructure

Qualifications

You have studied computer science or have completed comparable education. You have a keen interest in infrastructure topics, good network knowledge, and have the following qualifications:

  • 5+ years hands-on experience with the administration of complex services on Linux/K8s
  • Infrastructure as code and automation are important parts of your own way of working, like us, you are a fan of Open Source, especially Linux
  • Several years of experience in system-level development of highly available software artifacts, written in programming or scripting languages like Go and Python
  • Observability stacks (Loki, Prometheus, Mimir, Grafana)
  • The ability to communicate with an international team fluently in English, German is a benefit

Benefits

  • Hybrid working model.
  • Flexible working hours through trust-based working hours.
  • At some locations a subsidized canteen and various free drinks.
  • Modern office space with very good transport connections.
  • Various employee discounts for activities and products.
  • Employee events such as summer and winter parties, as well as workshops.
  • Numerous training and development opportunities.
  • Various health offers, such as sports and health courses.

About Ionos

IONOS is the leading European digitalization partner for small and medium-sized businesses (SMB). The company serves around six million customers and operates across 18 markets in Europe and North America, with its services being accessible worldwide. With its Web Presence & Productivity portfolio, IONOS acts as a 'one-stop shop' for all digitalization needs: from domains and web hosting to classic website builders and do-it-yourself solutions, from e-commerce to online marketing tools. In addition, the company offers Cloud Solutions to enterprises who are looking to move to the cloud as their businesses evolve. 

We value diversity and welcome all applications - regardless of, for example, gender, nationality, ethnic or social origin, religion, disability, age as well as sexual orientation and identity, physical characteristics, marital status or any other irrelevant factor subject to applicable law.

Site Reliability Engineer (f/m/d)

Office

Berlin

Full Time

October 2, 2025

company logo

IONOS

IONOS.com