Senior Cloud Network Engineer, Infra

About Airwallex Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 250,000 businesses worldwide – including Brex, Navan, Qantas, SHEIN and many more – with fully integrated solutions to manage everything from business accounts, payments, spend management and treasury, to embedded finance at a global scale. Proudly founded in Melbourne, we have a team of over 2,300 of the brightest and most innovative people in tech across 27 offices around the globe. Valued at US$11 billion and backed by world-leading investors including T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is leading the charge in building the global payments and financial platform of the future. If you’re ready to do the most ambitious work of your career, join us.   Attributes We Value We hire successful builders with founder-like energy who want real impact, accelerated learning, and true ownership. You bring strong role-related expertise and sharp thinking, and you’re motivated by our mission and operating principles . You move fast with good judgment, dig deep with curiosity, and make decisions from first principles, balancing speed and rigor. You're humble and collaborative; turn zero‑to‑one ideas into real products, and you “get stuff done” end-to-end. You use AI to work smarter and solve problems faster. Here, you’ll tackle complex, high‑visibility problems with exceptional teammates and grow your career as we build the future of global banking. If that sounds like you, let’s build what’s next.

As the engineering organization matures, the infrastructure teams are key to Airwallex’s ability to build a globally distributed platform, increase engineer productivity, and ensure effective use of resources. Our team works to provide the best possible experience for our developers and customers while providing a safe and secure environment to ensure that our financial solutions are always available. What you’ll do Maintain and expand Airwallex’s global cloud network infrastructure into new regions and markets while adhering to strict regulatory and compliance requirements. Help design the team structure and size for the future. Mentor and train junior engineers. Design, implement, and maintain highly available and secure production network infrastructure across LAN, WAN, VPN, and cloud environments spanning multiple global data centres and cloud regions. Manage global connectivity over international leased lines and domestic internet connections. Own the configuration and troubleshooting of complex network devices, including routers, switches, firewalls, load balancers, and cloud environments. Act as a first responder or escalation point for complex network issues, running incidents through to completion and producing after-action reports. Collaborate with cross-functional teams, including InfoSec, DevOps, Database, Corporate IT, and Facilities, to integrate network solutions and support business initiatives across multiple regions. Work with technical and non-technical teams to troubleshoot network issues across physical and cloud environments. Develop and maintain comprehensive network documentation, including diagrams, configurations, and operational procedures. Evaluate and recommend networking technologies and solutions to support business growth. Participate in a global on-call rotation, providing primary response for production and infrastructure issues. Support pre-scheduled network upgrades and other flexible scheduling requirements as needed to minimise business disruption. Investigate and propose practical solutions to improve the networking team’s visibility and operational capabilities. Must haves CCNP / JNCIP-level experience demonstrating a strong networking foundation. Demonstrated experience