System Administrator, DevOps Engineer

• Maintain existing systems and help shape the modernization of the infrastructure
• Administer Windows and Linux servers
• Serve as a subject-matter expert and facilitator for the migration from Windows hosting to Linux servers, containerization, and Kubernetes
• Help design CI/CD pipelines and monitoring solutions
• Ensure the smooth operation and ongoing development of the office server and operational infrastructure
• Develop and implement proposals for infrastructure adjustments based on new product requirements
• Ensure the reliable operation of business-critical applications and enable rapid deployments
• Advise Product Owners and Business Consultants on operations-focused product development and customer deployment
• Work closely with two colleagues on operating and further developing the infrastructure
• Operate and test AI models using vLLM and Ollama
• Administer IIS servers and SQL Server databases, and introduce Kubernetes and PostgreSQL

Requirements

• Completed degree or vocational training in computer science, or equivalent professional experience
• Several years of professional experience as a DevOps Engineer or IT System Administrator
• Strong knowledge of Linux
• Strong knowledge of virtualization with Proxmox
• Strong knowledge of containerization with Docker and Kubernetes
• Strong knowledge of CI/CD tools, particularly GitLab CI
• Experience administering and operating Windows Server solutions, such as Active Directory, IIS, and SQL Server
• Strong hands-on mentality, sound process understanding, and a solution-oriented, structured approach to work
• Willingness to work independently and take responsibility within a small team
• Willingness to share and communicate knowledge
• Fluent German, at least C1 level
• Very good English skills
• Preferred: Experience operating larger database server infrastructures based on SQL Server or PostgreSQL

Core Competencies

Demonstrates expertise in administering Windows and Linux servers, with a strong focus on containerization, CI/CD pipeline design, and infrastructure modernization. Proficient in advising on operations-focused product development and ensuring the reliable operation of business-critical applications.

Highest-signal resume keywords

• Linux Administration
• Containerization with Docker and Kubernetes
• CI/CD Pipeline Design with GitLab CI
• Windows Server Administration
• Fluent German (C1 Level)

ATS Optimization Keywords

Hard Skills

• DevOps Engineering
• SQL Server Administration
• PostgreSQL Administration
• Virtualization with Proxmox
• IIS Server Administration
• AI Model Operation with vLLM and Ollama

Soft Skills

• Solution-Oriented Approach
• Strong Communication Skills
• Team Collaboration

Industry Keywords

• Infrastructure Modernization
• Business-Critical Applications
• Operational Infrastructure
• Product Development