Job Description What’s the role? An exciting opportunity is available for a Senior Network Engineer to join the Secure Network Services team in Group Technology. The Security Infrastructure Services team is responsible for designing, building, managing, optimizing, and supporting high-performance network-security services and infrastructure for the Westpac Group. As a Senior Network Engineer, you'll partner with and work very closely with customers, vendors and the broader networks and infrastructure teams. You’ll play a critical role in engineering, delivering and evolving network-security patterns across edge and perimeter environments, with a strong focus on driving and optimising our Distributed Denial-of-Service (DDoS) mitigation capabilities. Leveraging Infrastructure-as-Code (IaC) and automation, you'll take the lead in building and managing network-security infrastructure that is robust, resilient, efficient, and continually refined through telemetry, testing and operational feedback loops. What do I need? Experience : Significant IT industry experience, with at least three years in a highly technical role within a complex IT infrastructure environment. DDoS Knowledge : Hands-on experience designing, deploying, tuning and operating L3/L4 DDoS mitigation platforms (e.g. Akamai, Cloudflare, FortiDDoS, Radware, Arbor, Imperva, AWS etc), including policy management and operational response. Network Engineering Skills : Deep knowledge of TCP/IP, BGP, DNS, VPNs, firewalls and perimeter network architectures. Familiarity with software-defined networking overlays such as VXLAN EVPN or VMware NSX is a plus. Automation & Provisioning: Strong experience automating network-security infrastructure using tools such as Terraform, Git, Python or Ansible. Preferred is the ability to design, implement, and manage CI/CD pipelines to streamline the deployment and management of network-security infrastructure. Security Best Practices: Sound understanding of network-security best practices, including segmentation, access control, vulnerability management, and incident response. Certifications : Relevant certifications such as CCNP, CCIE, JNCIP or Fortinet NSE. Industry Experience : Experience in a complex, enterprise financial services environment is desirable. Service Management : Understanding of the ITIL framework, including incident, change, and problem management. Project Management & DevOps Tools : Familiarity with project management and DevOps tools such as Jira. Why join us? We’re obsessed with becoming our customers' 1 banking partner for life and we’re looking for people who are passionate about helping us achieve that goal. In return, we’re committed to making Westpac the best place to work in the country. Here are just a few of the ways we’re already doing that: Special offers on banking products and discounts from top brands, including generous employee-only mortgage rates! Flexible work arrangements to help you achieve a greater work/life balance, and a variety of leave options including Culture, Lifestyle and Wellbeing leave. Tailored learning and development opportunities to help your grow your career within the bank. Lots of opportunities to ‘give back’ to the Community by getting involved in our many volunteering initiatives. Create your future today To get started, simply click on the APPLY or APPLY NOW button We’re all about creating a supportive and inclusive community. We welcome everyone – no matter your age, gender, background, or abilities. We also provide additional support to welcome our veterans, Indigenous Australians and neurodiverse community. If you need any adjustments during the recruitment process, you can find out more information and additional contact details by visiting the "People with Disability and/or needing Accessibility Requirements" page on our website.