System Administrator

Location: Mostly remote (within Germany), with monthly in-person collaboration at our Berlin office Salary Range: EUR 55,000 – 70,000

As a System Administrator at RedMimicry, you play a critical role in our infrastructure management and day-to-day operations. You will be responsible for administering macOS endpoints, virtualized and physical servers, and development/build systems that power our offensive security platform. In addition, you will help design, set up, and maintain a dedicated lab environment for advanced testing and research purposes.

In this position, you will have significant input into the tools, technologies, and processes we use, making it an exciting opportunity for someone who loves exploring new solutions and building secure, robust systems.

What You’ll Do

  • macOS Endpoint Management: Administer, patch, and maintain Mac devices used by our internal teams. Implement and manage security policies for endpoint protection.
  • Server Infrastructure & Virtualization: Configure and deploy virtualized and bare-metal servers. Oversee network configurations, storage solutions, and backup/recovery strategies.
  • Development & Build Systems: Support CI/CD pipelines and associated build environments. Monitor and optimize performance for reliability and scale.
  • Lab Environment: Collaborate with Offensive Security Engineers to design and maintain a dedicated Windows, macOS, and Linux lab. Manage isolated networks, custom virtual machines, and specialized hardware required for advanced threat emulations.
  • Tooling & Technology Evaluation: Research and recommend new solutions to streamline workflows, enhance security, and improve overall infrastructure performance. Define best practices and document procedures to keep our environment secure and efficient.

Skills

You do not need to meet every requirement to apply. If you are passionate about the role, we encourage you to submit your application even if you don’t meet all the requirements.

  • Systems Administration

    • Proficiency in managing macOS endpoints (MDM experience is a plus)
    • Experience with server administration (Windows, Linux) in virtualized and physical environments
  • Virtualization & Cloud

    • Hands-on experience with VMware, Proxmox, or similar virtualization platforms
    • Familiarity with containerization (Docker, Kubernetes) is beneficial
  • DevOps & Automation

    • Understanding of CI/CD tools such as Jenkins, GitLab CI, or similar
    • Scripting proficiency (Bash, Python, or PowerShell) for automation and tooling
    • Exposure to infrastructure-as-code (Ansible, Terraform) is advantageous
  • Security Mindset

    • Comfortable applying security best practices to endpoints, servers, and networks
    • Awareness of common vulnerabilities, patch management, and basic incident response
  • Languages

    • English (required)
    • German (a plus)

Other Requirements

  • Primary residence in Germany
  • Clean criminal record certificate
  • Willingness to travel to the Berlin office approximately once per month

Ready to Apply?

Interested? We’d love to hear from you! Send your CV (and any additional materials you’d like us to see) to jobs@redmimicry.com.

If you have questions about the role or application process, don’t hesitate to reach out. We look forward to your application!