Staff Platform Engineer

Join to apply for the Staff Platform Engineer (Secure Network Services) role at Commonwealth Bank

Advertising End Date: 14/09/2025

The purpose of this role is to provide design, implementation and support in order to drive excellence, quality and performance for an IT service, across one or multiple portfolios.

• The Network Security Engineering team is responsible for delivering network security requirements and implementation to achieve business outcomes.
• The GTS Networks team is responsible for delivering, supporting and continuously improving the Bank's Global Network and Security services.
• Our Global Technology Services (GTS) products and services are leveraged across all Business Unit Platforms within the Bank to deliver industry-leading software including: CommBank App, Netbank, CommSee, CommSec, CommBiz and

• Is an expert at the Full Cycle model, where engineers are involved in Design, Build, Change, and Run
• Has a passion for designing, developing, deploying and running high quality modern solutions
• Contributes to a culture where quality, inclusiveness and excellence are championed
• Leads efforts to embed security best practices across infrastructure and deployment workflows
• Acts as a technical mentor and thought leader for platform engineering standards and architecture
• Performs security assessments across platform components
• Has a natural drive to educate, communicate and positively influence various stakeholder groups including high level executives

We use a broad range of tools, languages, and frameworks. Experience or exposure with some of these (or equivalents) will set you up for success in this team:

• Extensive knowledge and demonstrated experience of F5 BIG-IP, F5OS, LTM, DNS modules and iRule development
• Strong troubleshooting skills with a solid TCP and HTTP understanding as it pertains to packet inspection and TCP flow in the Network and Application flows
• Good understanding of network concepts, routing and switching and firewall security policy management
• Understanding of network automation and infrastructure-as-code (IaC), CI/CD, DevSecOps
• Experience in DevSecOps (e.g. Ansible, Python, Terraform, GitHub, IaC, APIs)
• Advanced knowledge of source control management such as GitHub, GitLab
• AWS services such as Lambda, S3, CloudWatch, IAM, Serverless, Step Functions or equivalents
• Experience creating CI/CD pipelines using GitHub Actions, Jenkins/TeamCity or similar tools
• Experience with discovery and validation of network connectivity using enterprise tools (Observe, Splunk, SolarWinds, Qualys, Grafana)
• Ability to document current infrastructure services to support future technology roadmaps
• Managing escalated issues, incidents and problems for network and security services

We support our people with the flexibility to balance where work is done with at least half their time each month connecting in office.

• Seniority level: Mid-Senior level
• Employment type: Full-time
• Job function: Engineering and Information Technology

If you thrive on creating lasting, impactful technology and want to be part of an inclusive team that values innovation and growth, we'd love to hear from you

Our people bring their diverse backgrounds and unique perspectives to build a respectful, inclusive, and flexible workplace with flexible work locations. One where we're driven by our values, and supported to share ideas, initiatives, and energy. One where making a positive impact for customers, communities and each other is part of our everyday.

If you're already part of the Commonwealth Bank Group (including Bankwest, x15ventures), you'll need to apply through Sidekick to submit a valid application. We're keen to support you with the next step in your career.

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