Kubernetes Administrator

Job summary

The Kubernetes Administrator role focuses on designing, implementing, and managing enterprise Linux and Kubernetes infrastructure for mission-critical production workloads. Responsibilities include deploying and maintaining Kubernetes clusters, managing control plane components, and automating infrastructure with tools like Ansible and Terraform, while ensuring high availability and security across on-premises and hybrid cloud environments.

Benefits

Qualifications

• 5+ years of overall IT infrastructure experience
• 3+ years of Linux Systems Administration experience
• 3+ years of hands-on Kubernetes Administration experience

Responsibilities

• Design, deploy, upgrade, and maintain highly available Kubernetes clusters
• Manage Kubernetes control plane components and perform cluster lifecycle management
• Upgrade Kubernetes ecosystem components including NGINX Ingress, CNI plugins, container runtimes, cert-manager, Rancher, Harbor, Prometheus, Grafana, Velero, and Longhorn
• Manage Persistent Volumes (PV), Persistent Volume Claims (PVC), Storage Classes, and CSI drivers
• Configure Kubernetes networking, ingress, load balancing, TLS certificates, RBAC, monitoring, and security
• Support multi-cluster Kubernetes environments hosting production workloads
• Build, maintain, and optimize CI/CD pipelines for Kubernetes-based applications
• Install, configure, administer, and maintain Linux servers
• Perform Linux OS installation, upgrades, patching, hardening, performance tuning, and lifecycle management
• Configure and troubleshoot Linux networking, DNS, NTP, SSH, firewalls, routing, storage, LVM, RAID, NFS, and iSCSI
• Implement backup, disaster recovery, monitoring, and automation
• Configure virtualization platforms
• Create and maintain technical documentation, SOPs, and operational runbooks
• Participate in production support, maintenance windows, and on-call rotations

Skills

Certifications

Work schedule

Relocation