We are looking for an experienced Security Specialist / White Hat Hacker to secure and harden our infrastructure. Our environment is primarily based on Hetzner, Proxmox, and Plesk, and we require a professional who can thoroughly audit our systems, identify hidden vulnerabilities or backdoors, and remove them completely.
Responsibilities:
• Conduct a full security audit of our Hetzner-based servers and virtualized environments.
• Analyze and secure Proxmox nodes, containers, and VMs.
• Review and harden Plesk installations, including services and configurations.
• Identify, document, and remove any malware, backdoors, or suspicious access points.
• Implement best-practice security hardening measures across the entire infrastructure.
• Provide recommendations for ongoing monitoring, intrusion detection, and prevention.
• Prepare a final security report summarizing findings and performed actions.
Requirements:
• Proven experience as a Security Specialist, Ethical Hacker, or Penetration Tester.
• Strong hands-on expertise with Hetzner, Proxmox, and Plesk.
• Deep understanding of Linux server security, firewalls, intrusion detection, and root-cause analysis.
• Ability to identify and eliminate backdoors, malicious scripts, or unauthorized access.
• Excellent communication skills.
• Fluent German is mandatory
• Availability for immediate engagement.
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