System Administrator, DevOps Engineer

Darum lohnt es sich

• 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.

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 Proficient in advising on operations-focused product development and ensuring the reliable operation of business-critical applications.