Senior Linux Administrator (m/w/d)
Core
Senior Linux Administrator responsible for Proxmox VE, Ceph storage, and Open-Source infrastructure projects for internal and external customers.
Role type
Senior Linux Systems Administrator (Infrastructure)
Builds
Virtualization and storage environments (Proxmox VE, Ceph), Kubernetes clusters for AI workloads, and automated deployment pipelines.
Domain
Data Center / Open-Source Infrastructure
Deliverable
production ML models | infrastructure
Required skills
Linux administration (Ubuntu/Debian), Proxmox VE, Ceph, Ansible, Terraform, HAProxy, Galera-Cluster, Keepalived, SDN, VXLAN
Preferred skills
Kubernetes, Docker, Arista switches
Technologies
Proxmox VE, Ceph, Ansible, Terraform, HAProxy, Galera, Keepalived, VXLAN, Arista
Responsibilities
Administer and configure Proxmox VE landscapes; Build and optimize customer setups with Open-Source components; Manage and expand Ceph storage clusters; Integrate networks with focus on SDN and VXLAN; Automate deployments and infrastructure; Install, harden, and tune Linux systems; Monitor, troubleshoot, and ensure 24/7 stable operation; Document and standardize Open-Source system landscape.
Seniority
Senior, hands-on IC