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About the Role

As a Principal Platform Engineer, you will design, implement, and maintain database environments, focusing on backup, restore, and cyber resilience within AWS. You will drive automation, enhance security through DevSecOps, deploy monitoring tools, and maintain documentation to ensure robust infrastructure. This role involves technical leadership, setting technical direction, establishing patterns, uplifting standards, and mentoring engineers.

Responsibilities

Design and operate enterprise backup and restore platforms using Commvault on AWS
Engineer air-gapped and isolated recovery environments to support ransomware resilience
Build and optimize restore strategies, including cross-account recovery
Develop AWS infrastructure using infrastructure as code and DevSecOps practices
Work at expert level across AWS services including S3, EC2, RDS, CodeCommit, CodeBuild, CodeArtifact, Guard Duty, Wiz and others
Strengthen security, reliability, and observability of backup and recovery platforms
Provide principal-level technical leadership, design assurance, and mentoring, influencing platform direction across multiple squads and crews
Partner closely with security and risk stakeholders to uplift cyber resilience, threat modelling, and recovery assurance
Design repeatable testing strategies for backup integrity, restore confidence, and disaster recovery scenarios
Mentor and uplift engineers through coaching, design reviews, and shared engineering patterns
Accelerate value delivery and innovation by improving engineering velocity through the use of AI
Contribute to strategic technical decisions, trade-offs, and long-term platform roadmaps

Requirements

Strong experience with Commvault backup and restore in enterprise environments
Proven delivery of air-gapped cyber backup or isolated recovery solutions
Deep AWS expertise, including RDS snapshot-based recovery
Expert-level capability across AWS cloud, CI/CD, and infrastructure as code
Strong security mindset with experience embedding DevSecOps and compliance controls
Ability to influence technical direction beyond a single squad or team, aligned to Principal Platform Engineer expectations

Skills

Commvault
AWS
S3
EC2
RDS
CodeCommit
CodeBuild
CodeArtifact
Guard Duty
Wiz
DevSecOps
Infrastructure as Code
CI/CD
Cyber Resilience
Backup and Restore
Ransomware Resilience
AI

Location

Sydney

Work Type

Hybrid
Flexible working

Experience Level

Principal
Expert

Benefits

Flexible working
Strong learning culture
Career pathways aligned to CBA’s engineering mastery framework

About the Company

CommBank is a financial services organization.
We support our people with the flexibility to balance where work is done with at least half your time each month connecting in our Sydney office.
We also have many other flexible working options available including changing start and finish times, part-time arrangements and job share to name a few.