CareerPlan

Linux-Systemadministrator (m/w/d)

Köln, NORDRHEIN_WESTFALENFull-time2026-10-06 → 2026-10-08
Hybrid

Core

Administration and evolution of complex Linux server landscapes, including operations, monitoring, optimization, and incident resolution.

Role type

Senior Linux System Administrator

Builds

Stable, secure, and future-proof IT infrastructure

Domain

IT Infrastructure / Linux Systems

Deliverable

infrastructure

Required skills

Linux administration, Bash scripting, Ansible, Network protocols (TCP/IP, DNS), Security concepts, Virtualization, Containerization, Cloud technologies

Preferred skills

Debian/Ubuntu/RHEL expertise, RHCSA/RHCE certification, Kubernetes knowledge

Responsibilities

Administration and development of complex Linux server landscapes, Operation, monitoring, and optimization of Linux systems, Analysis and resolution of complex incidents at 2nd/3rd level, Automation of recurring processes with Bash or Ansible, Collaboration with network, cloud, and development teams, Creation and maintenance of technical documentation

Seniority

Senior, hands-on IC