Kubernetes operations (deployments, networking basics, storage, upgrades, troubleshooting)
Automation and scripting (Bash, Python, or similar)
Infrastructure as Code (Terraform, CloudFormation, or similar)
CI/CD pipelines (GitHub Actions, GitLab CI, Jenkins, etc.)
Containers and images (Docker, image security scanning, registries)
Cloud platforms (AWS, Azure, or GCP fundamentals)
Observability (monitoring, logging, alerting; SLO/SLI basics)
Linux and networking fundamentals (DNS, TLS, routing basics)
Security basics (least privilege, secrets management, vulnerability management)
Collaboration and incident communication (clear handoffs, calm troubleshooting)