Role purpose

Design and build the secure AWS integration layer between the recent remediation UI and the underlying remediation applications.

Own the platform patterns needed to run, secure, deploy and operate this integration across non-production and production

environments.

What you will do

 Design and safely evolve multi-stack AWS infrastructure across dev, SIT, pre-production and production.

 Build Terraform stacks/modules, environment overlays and SSM-based cross-stack contracts with controlled dependency sequencing.

 Engineer AWS integration services using EMR, EC2, EKS, IAM, KMS, S3, Route53, CloudWatch, Secrets Manager and SSM as

applicable.

 Build and maintain GitHub Actions/shared workflows with gated promotion between environments.

 Automate platform processes using Python and Bash with idempotency, logging, failure handling and cleanup.

 Implement secure TLS, secrets handling, access boundaries, tagging/classification and compliance controls.

 Support EMR service upgrades and security configuration, including external Kerberos/KDC and Ranger/DataGuard patterns where

required.

 Lead platform troubleshooting and production incident triage across Terraform,



AWS runtime, OS/bootstrap and pipeline layers.

What you will bring

 Senior production-scale Terraform and AWS platform engineering experience.

 Strong EMR, EC2, EKS, IAM, KMS, S3, CloudWatch, Secrets Manager and SSM knowledge.

 Linux/Amazon Linux 2023 administration and robust Bash/Python automation.

 GitHub Actions and controlled infrastructure CI/CD/release governance.

 Security engineering mindset covering secrets, privileged access, encryption and blast-radius analysis.

 Ability to lead design decisions and mentor engineers in a regulated environment.

Highly regarded

 Kerberos, Ranger, LDAP/SSSD and enterprise identity integration.

 Hadoop/Hive/Oozie/Postgres ecosystem knowledge.

 AWS EC2 Image Builder, OS hardening and patch/compliance automation.

 Java/Maven troubleshooting awareness.

Success in the role

 Secure, supportable integration between the UI and remediation applications.

 Repeatable infrastructure promotion and production readiness with no unmanaged configuration drift.

📌 Senior AWS Platform Engineer (Melbourne)
🏢 DWS
📍 Melbourne