Site Reliability Engineer (f/m/d) – Defense Products

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. Join our highly motivated team of experts dedicated to combating cyber security threats.

As a Site Reliability Engineer, you will work closely with system administrators and network engineers to develop and operate our cutting-edge defense platforms. These platforms are crucial for protecting our hosting products and infrastructure, encompassing classic DDoS Mitigation, modern Web Application Firewalls (WAF), Zero Trust strategies, and our Content Delivery Network (CDN). We foster a culture that highly values creative ideas, agile working methods, initiative, and participation. Tasks

• Design, develop, and fine-tune our defense logic to effectively mitigate complex DDoS attacks across the network and application layers.
• Optimize and enhance current pipelines for automated threat detection, mitigation, and comprehensive reporting.
• Collaborate with system administrators to drive the automation of operational tasks and infrastructure provisioning.
• Develop and maintain robust APIs/interfaces to facilitate seamless integration of our defense capabilities into hosting products.
• Manage and troubleshoot our high-availability and complex defense infrastructure, including active participation in a rotating on-call service schedule.