(usa) Principal, Systems and Infrastructure Engineer, Information Security

Walmart Walmart · Retail · Denver, CO

Principal Cloud Infrastructure & Platform Engineer to lead multi-cloud migration and modernization efforts (AWS, GCP, Azure), shaping infrastructure, automation, security, and FinOps practices. Focus on building secure, scalable, and cost-aware cloud platforms using Infrastructure-as-Code (Terraform, Terragrunt), Python, Bash, Docker, Kubernetes, and CI/CD pipelines. Requires strong cloud security principles, compliance, and FinOps experience.

What you'd actually do

  1. Lead the migration and modernization of a large portfolio of applications and databases from AWS to GCP and Azure, ensuring reliability, security, and minimal disruption.
  2. Architect, build, and maintain complex, reusable Infrastructure-as-Code solutions using Terraform and Terragrunt.
  3. Drive containerization and platform adoption using Docker and Kubernetes, enabling scalable and resilient application deployments.
  4. Build automation and guardrails to remediate security findings and enforce configuration baselines across all cloud providers.
  5. Incorporate cost awareness and financial accountability into infrastructure design, migrations, and automation.

Skills

Required

  • AWS
  • GCP
  • Azure
  • Terraform
  • Terragrunt
  • Python
  • Bash
  • Docker
  • Kubernetes
  • Linux system administration
  • CI/CD pipelines
  • GitHub Actions
  • cloud security principles
  • compliance requirements
  • SecOps workflows
  • FinOps principles

Nice to have

  • Terragrunt experience strongly preferred

What the JD emphasized

  • secure, scalable, and cost-aware cloud platforms
  • build infrastructure the right way
  • AWS
  • GCP
  • Azure
  • Terraform
  • Docker
  • Kubernetes
  • Linux system administration
  • cloud security principles
  • FinOps principles
  • builds, migrates, secures, and operates cloud infrastructure