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About the Role
You will strengthen our highly motivated team of experts in the fight against cybersecurity threats. Together with Site Reliability Engineers (SREs) and Network Engineers, you will plan and operate our state-of-the-art defense platforms, which are the backbone for protecting our hosting products and infrastructures.
Responsibilities
- Administration and troubleshooting of highly available, complex infrastructures, including participation in an on-call rotation.
- Further development and optimization of distributed DDoS defense platforms and associated analysis and visualization mechanisms.
- Monitoring of systems, analysis of security attacks, and active tracking of current industry and security trends.
- Evaluation of new technologies and products, as well as development and implementation of new features for international setups.
- Support of company goals through efficient operating architecture, active lifecycle management, and lean processes in an agile DevOps environment.
- Conception, setup, and further development of CI/CD pipelines and supporting technical processes.
Requirements
- Completed degree in computer science, a comparable qualification, or vocational training.
- Several years of experience in administering complex, distributed Linux systems.
- Strong interest in cybersecurity and sound network knowledge.
- Demonstrable experience in configuring and operating Nginx as a reverse proxy or Web Application Firewall.
- Hands-on experience implementing BGP, Flowspec, and Anycast routing on Linux systems and network routers.
- Passion for automation with tools like Ansible, Puppet, and Python.
- Strong analytical skills for evaluating DDoS attacks, implementing effective countermeasures, and continuously improving defense platforms.
- Proficient English language skills (written and spoken).
- Experience with technologies such as Docker, Kubernetes, ClickHouse, or the ELK stack is a plus.
- Enthusiasm for open-source technologies, especially Linux.
Skills
- Linux Administration
- Cybersecurity
- Network Knowledge
- Nginx
- Reverse Proxy
- Web Application Firewall (WAF)
- BGP
- Flowspec
- Anycast Routing
- Ansible
- Puppet
- Python
- DDoS Mitigation
- Zero-Trust Strategies
- Content Delivery Network (CDN)
- DevOps
- CI/CD
- Docker
- Kubernetes
- ClickHouse
- ELK Stack
Location
- Germany
Work Type
- Hybrid
- Full-time
Experience Level
- Multiple years of experience
Education Level
- Degree in Computer Science
- Comparable Qualification
- Vocational Training
Benefits
- Hybrid work model
- Flexible working hours with trust-based working time
- Subsidized canteen and various free drinks at some locations
- Modern office spaces with very good transport links
- Various employee discounts for activities and products
- Employee events such as summer and winter parties, as well as workshops
- Numerous further training and development opportunities
- Various health offers, such as sports and health courses
About the Company
- IONOS is the leading European digitalization partner for small and medium-sized enterprises (SMEs).
- IONOS has over six million customers and operates with a globally available platform in 18 markets in Europe and North America.
- With its Web Presence & Productivity offerings, the company acts as a 'One-Stop-Shop' for all digitalization needs.
- IONOS also offers cloud solutions for companies looking to move to the cloud as they develop their business.
Equal Opportunity
- We value diversity and welcome all applications – regardless of, for example, gender, nationality, ethnic and social origin, religion, disability, age, sexual orientation and identity, marital status, or any other criterion irrelevant to the application under applicable law.