Job
- Level
- Experienced
- Location
- Karlsruhe
- Working Model
- Hybrid, Onsite
- Job Field
- IT, DevOps, Security
- Employment Type
- Full Time
- Contract Type
- Permanent employment
Job Summary
In this role, you will administer complex Linux-based defense infrastructures, analyze DDoS attacks, implement countermeasures, and develop innovative solutions to continuously enhance our security strategies.
Job Technologies
Your role in the team
- Your daily work is the precise response to the ongoing threat landscape: you balance the highly available operation of our scrubbing platforms with the continuous development of our defense strategies.
- Platform Design: You administer and optimize complex Linux-based proxy and defense infrastructures at the highest level.
- DDoS mitigation: You actively analyze attack patterns and implement precise countermeasures before outages can occur.
- Innovation as a weapon: You utilize cutting-edge technologies such as AI for log analysis and pattern detection to stay one step ahead of attackers and implement new mitigation ideas within the team.
- Lifecycle Management: You actively shape the operational architecture in an agile DevOps environment and ensure the continuous evolution of our defense systems.
- Response Phase: You participate in the essential on-call duty (one week per month). This is not just a duty, but the phase in which you act as the primary defender to intervene immediately and prevent major outages.
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Our expectations of you
Qualifications
- We are looking for a Linux expert with the "Security Gene" – a professional who combines deep technical knowledge with the vigilance of a defender. You see complex platforms as fortresses that do not tolerate any vulnerabilities.
- Technical Stack: You are an expert in Linux (Debian/CentOS) and Nginx (Reverse Proxy/WAF). Ideally, you are proficient in networking concepts such as BGP, Flowspec, and Anycast, and use automation tools like Ansible, Puppet, or Python as standard tools.
- Language proficiency: In our international environment, you communicate fluently in English; German skills are a valuable advantage.
Experience
- Experience & Seniority: You have 3-5 years of solid professional experience in managing large infrastructure platforms.
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What we offer
- Hybrid working model.
- Flexible working hours through trust-based working time.
- At some locations, there is a subsidized canteen and various free beverages.
- Modern office spaces with excellent transportation links.
- Various employee discounts for activities and products.
- Employee events such as summer and winter parties, as well as workshops.
- Numerous opportunities for further training and development.
- Various health programs, such as sports and wellness courses.
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Benefits
Work-Life-Integration
Health, Fitness & Fun
Topics You Will Work On
Job Locations
About Your Employer
IONOS
The 1&1 IONOS product portfolio offers everything businesses need to be successful in the cloud: from domains to classic websites and do-it-yourself solutions, online marketing tools to fully-fledged servers and an IaaS solution.
Description
- Founding Year
- 1988
- Company Type
- Established Company
- Working Model
- Full Remote, Hybrid, Onsite
- Industry
- Internet, IT, Telecommunication
Linux System Administrator Defense Products
- Location
- Karlsruhe
- Working Model
- Hybrid, Onsite
- Diversity
- Open for all genders
