EMPLOYMENT

Senior Platform Engineer You are passionate about leveraging software engineering practices to address platform engineering challenges. We are an agile hub of fintech innovation and transformation. Together we can deliver tomorrow's bank, today. Do work that matters CommBank is acknowledged as an industry leader in IT and operations with its cutting-edge platforms and processes, agile IT infrastructure, and innovation across everything from payments to internet banking and mobile apps. Our teams apply process excellence principles to ensure timely, error-free processing, which is a vital part of the value we offer our customers. Everyone places the customer at the heart of all we do, and our performance is measured against the Group’s external customer satisfaction metrics. See Yourself in the Team Join the team responsible for creating, managing, and enhancing the reliability and availability of IT Services that power our entire business. The Digital Operations & Technology team are custodians of the operational effectiveness of numerous applications across all portfolios. They work tirelessly to ensure the reliability, stability, and availability of applications, setting guardrails, leading innovation and driving continuous improvement practices that ensure our tools and platforms are fit for purpose, function optimally and at scale. Your Impact and Contribution As a Senior Platform Engineer you will be an integral part of CommBank's Engineering team of site reliability engineers, ensuring the availability, stability, and optimal performance of the technology tools and platforms that enable our teams to deliver world-class outcomes for our customers and communities. To achieve this, your role may require your expertise to: Take ownership of technical issues relating to both infrastructure and application issues. Provide server-based support for applications running on Microsoft products (SQL Server, Windows 2008, IIS7.5) and Cloud providers (Azure and AWS). Develop and maintain automation scripts in languages such as Bash, PowerShell, Python to streamline repetitive tasks, improve system efficiency, and support incident response. Support the high availability and reliability across Windows systems by proactively identifying and resolving potential issues, optimising system performance, and executing failover and disaster recovery procedures. Troubleshoot network issues, configure TCP/IP settings, and ensure the security and compliance of Windows systems, proactively addressing vulnerabilities and security risks. Extensive experience in configuring and managing advanced monitoring solutions with tools such as PagerDuty, Observe, Grafana, and Prometheus. Responsible for tracking system health, developing alert mechanisms, and maintaining comprehensive dashboards to facilitate both real-time and historical analysis across various environments. Maintain comprehensive documentation, establish best practices, and create guides for infrastructure management, troubleshooting, and automation. Partner with cross-functional teams to deliver resilient solutions, fostering a culture of reliability, security, and continuous learning. Tech Skills We use a broad range of tools, languages, and frameworks. We don’t expect you to know them all but experience or exposure with some of these (or equivalents) will set you up for success in this team; Experience of managing large-scale web infrastructure Microsoft Windows Server environments (Windows 2008, 2016, 2019), SQL, IIS and cloud solutions. Experience managing, provisioning, and scaling AWS or Azure cloud infrastructure. Highly skilled in Windows Server environment troubleshooting, configuring, and optimising both systems. Expert knowledge of Windows Server security principles such as access control, vulnerability management, and system hardening. Proficiency in monitoring tools such as PagerDuty, Observe, Grafana, Prometheus. Strong scripting skills in Bash, PowerShell, Python, and deploying BAU scripts across environments using CI/CD pipelines. PowerShell scripting is a must. Solid understanding of TCP/IP, DNS, load balancing, and network troubleshooting, network security protocols, and configurations. Experience with infrastructure-as-code (IaC) tools such as Terraform or Ansible is highly desirable. Familiarity with containerisation and orchestration (e.g., Docker, Kubernetes) for system scalability and reliability is a bonus. Working with us: Whether you’re passionate about customer service, driven by data, or called by creativity, a career with CommBank is for you. We support our people with the flexibility to balance where work is done with at least half your time each month connecting in the 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. Here, you’ll thrive. You’ll be supported when faced with challenges and empowered to tackle new opportunities. We really love working here, and we think you will too. If this sounds like you, apply now! 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. We're aware of some accessibility issues on this site, particularly for screen reader users. We want to make finding your dream job as easy as possible, so if you require additional support please contact HR Direct on 1800 989 696. Advertising End Date: 29/11/2025