IT Systems Administrator and Certificate Management Service Owner | IT-Systemadministrator und Service Owner Zertifikatsmanagement (w/m/d)

Komm.ONE AöR Standort Stuttgart

Baden-Württemberg, Deutschland
Published Mar 16, 2026
Full-time
Permanent

Job Summary

As an IT Systems Administrator and Service Owner for Certificate Management at Komm.ONE, you will be responsible for the development, control, and advancement of the Public Key Infrastructure (PKI) and certificate management systems. Your day-to-day role involves coordinating IT projects, implementing automated tool-based solutions for SSL/TLS, S/MIME, and Code Signing, and managing various client/server applications. You will handle administration, monitoring, and troubleshooting while providing technical consultancy to departments and customers. This position is particularly attractive due to its high level of responsibility within the public sector, offering the security of a permanent contract under the TVöD salary scheme (EG12). The role provides excellent work-life balance through flexible working hours without core times, generous home office options, and a structured onboarding process via a mentor system. You will work in a professional environment that values continuous professional development and offers comprehensive benefits including a company pension and health management.

Required Skills

Education

Degree in Computer Science or a comparable field of study, or a completed vocational training in Information Technology.

Experience

  • Several years of professional experience in Application Management and IT Service Management
  • Proven experience in the coordination and leadership of IT projects
  • Extensive experience with complex PKI infrastructures
  • Practical experience in server administration and automation
  • Experience in managing load balancers and containerized environments

Languages

German (Fluent)English (Basic)

Additional

  • Permanent contract; Salary grade EG12 TVöD; Location flexible across seven sites in Baden-Württemberg; Flexible working models and home office available.