Senior Docker Kubernetes Specialist – Platform Reliability Program

Summit Digital

Freelance · Remote · Flexible hours

About the role

Summit Digital is launching a security hardening initiative for its cloud‑hosted applications. We need a Docker Kubernetes Specialist to design, implement, and validate hardened container orchestration environments.

Key responsibilities

• Audit existing Docker images and Kubernetes manifests for security gaps
• Apply CIS Benchmarks and Pod Security Standards across clusters
• Automate vulnerability scanning and remediation pipelines
• Integrate secrets management and network policies
• Document hardening procedures and provide knowledge transfer

Must-have skills

• Deep expertise with Docker containerization
• Advanced Kubernetes administration (RBAC, network policies, secrets)
• Proven experience in cloud security hardening (AWS/GCP/Azure)
• Automation using CI/CD tools (GitLab, Jenkins, ArgoCD)

Nice to have

• Experience with service mesh security (Istio, Linkerd)
• Familiarity with compliance frameworks (PCI‑DSS, HIPAA)
• Knowledge of Terraform or Pulumi for IaC security