Senior Platform Engineer

As a Senior Platform Engineer at Commonwealth Bank, your responsibilities include providing technical consulting on Cyber Security and network architecture, identifying and mitigating security risks, authoring detailed network security design documents, and supporting cloud infrastructure integrations. You will also manage escalations from various teams and ensure alignment with the Bank’s global network and security services.

To be a successful Senior Platform Engineer at Commonwealth Bank, candidates should have strong hands-on experience in IT networking, familiarity with tools such as Algosec and Splunk, and knowledge of Cisco switches and routing technologies. Desirable qualifications include CCNP or CCSP certification, experience with network automation tools like Ansible and Terraform, and a background in the financial services industry.

The ideal candidate for the Senior Platform Engineer role at Commonwealth Bank should have skills in network scripting and automation using tools such as Python and Terraform. Proficiency in using Git for version control will also be beneficial in this position, as you will be working on infrastructure that requires agile development methodologies.

Commonwealth Bank is committed to supporting work-life balance for its Senior Platform Engineers by offering flexible working arrangements. This includes options for part-time work, job sharing, and flexibility in start and finish times, allowing employees to tailor their work schedules to their personal needs.

The work environment for a Senior Platform Engineer at Commonwealth Bank emphasizes collaboration and innovation. The team is encouraged to work together actively in the office, with at least half of their time spent connecting in person. This fosters a strong team dynamic, essential for tackling complex engineering challenges in the network security space.

In answering this question, highlight your hands-on experience with network security protocols, firewalls, and design documents. Discuss specific projects where you identified security vulnerabilities and proposed solutions, emphasizing your ability to integrate security measures into IT infrastructure effectively.

When responding to this question, focus on your knowledge of cloud networking solutions and how you've worked to integrate them into existing networks. Mention any specific tools or practices you've used in managing cloud security groups and the architectures you’ve implemented in projects involving AWS or Azure.

Respond by discussing your problem-solving approach, including how you assess the issue, involve appropriate stakeholders, and work towards a resolution. Sharing a specific example where you successfully escalated a technical issue and navigated the resolution process can strengthen your answer.

In your answer, mention the specific enterprise tools you’ve employed, such as vRealise Network Insight or SolarWinds, and describe how you use them to monitor and validate network connectivity. Highlight any metrics or KPIs you track to ensure optimal performance.

Discuss your proficiency with programming languages like Python or scripting frameworks such as Ansible. Provide examples of how you've automated network deployments or configurations to improve operational efficiency and reduce manual errors.

Your answer should cover your process for staying updated on current security policies, conducting risk assessments, and implementing necessary security measures in network designs. Mention any specific compliance frameworks or regulations you are familiar with.

Here, provide a specific instance where you identified a need for architectural changes. Highlight your proposal process, the stakeholders involved, and the positive impact your recommendations had on network performance or security.

Outline your methodical approach to troubleshooting, including the diagnostic tools you use and how you gather data to pinpoint problems. Real-world examples from previous roles can help illustrate your strategies in action.

This question allows you to showcase your knowledge of switching and routing protocols like BGP, OSPF, and VXLAN. Be sure to explain how you have applied this knowledge in practical settings or projects to optimize network infrastructure.

In your response, focus on the importance of maintaining accurate and up-to-date documentation. Discuss tools you use for documentation and how this practice enhances collaboration with project teams and supports compliance and audit requirements.