Platform Site Reliability Engineer

Stack

Responsibilities

• ▹Deploy and manage Kubernetes clusters
• ▹Develop Kubernetes manifests and operators
• ▹Optimize Linux system configuration
• ▹Build and maintain automation scripts and Infrastructure as Code
• ▹Apply ITSM frameworks (incident, change management)
• ▹Maintain the observability stack (Prometheus, Grafana)
• ▹Support 24/7 production environments, on-call rotation
• ▹Mentor junior engineers

Requirements

• ▹5+ years in globally scaled, performance-intensive environments
• ▹3+ years operating Kubernetes
• ▹Expert-level Linux administration (Ubuntu)
• ▹System tuning and disk I/O optimization knowledge
• ▹Strong networking fundamentals (TCP/IP, DNS, DHCP, VLANs)
• ▹Infrastructure scripting (Bash, Python, Ansible)
• ▹Knowledge of observability tools (Prometheus, Grafana)

Nice to have

• ▹Knowledge of running AI workloads on orchestration platforms
• ▹Bachelor's or Master's degree in CS/Engineering
• ▹LPIC certification
• ▹ITIL Foundation qualification
• ▹Certified Kubernetes Administrator (CKA)

Soft skills

About the company

Radiant designs and operates AI-native cloud platforms engineered for sovereignty, performance and scale, powering GPU-native workloads.