IT-Server-Administrator/in für Linux-Infrastrukturen (d/w/m)
Core
Administration, maintenance, and operation of Linux servers (RHEL 8/9) and Unix-based infrastructure to ensure stability, security, and performance for business-critical applications.
Role type
Senior Linux Server Administrator
Builds
Stable, secure, and performant Linux/Unix server infrastructure
Domain
Aerospace & Defense / IT Infrastructure
Required skills
Red Hat Enterprise Linux (RHEL) administration, Linux system administration, Network fundamentals (TCP/IP, DNS, DHCP, VLANs), IT Security (Hardening, Patch Management, Antivirus), Shell scripting, Incident and Problem management, System monitoring and logging, Lifecycle management
Preferred skills
Ansible, Docker, Kubernetes, RHCSA/RHCE certification
Technologies
RHEL 8/9, CheckMK, Grafana, Syslog, Ansible, Docker, Kubernetes
Responsibilities
Administration, maintenance, and operation of Linux servers; Installation, configuration, and patch management; Ensuring system availability and security via monitoring and logging; Incident and problem management; Planning and implementing system updates and migrations; Collaboration with network teams for routing and firewall requirements; Operating security solutions including antivirus and hardening; Automating operational processes; Creating and maintaining technical documentation; Supporting audits and compliance.
Seniority
Senior, hands-on IC
