Staff/Sr. Cloud Network Engineer

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 150,000 businesses worldwide – including Brex, Rippling, 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 1,800 of the brightest and most innovative people in tech across 26 offices around the globe. Valued at US$6.2 billion and backed by world-leading investors including Visa, Airtree, Blackbird, Sequoia, DST Global, Greenoaks, Salesforce Ventures, Lone Pine, and Square Peg, 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.

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 Airwallex’s engineering organization matures, our Infrastructure teams are pivotal to building a globally distributed platform, increasing engineer productivity, and ensuring effective use of resources. We strive to deliver the best possible experience for our developers and customers while maintaining a safe and secure environment so our financial solutions are always available.

The Networking team delivers a reliable and secure cloud and physical network that underpins Airwallex’s global financial infrastructure.

About the role

As a Senior Network Engineer, you will be a senior individual contributor collaborating with key domain teams such as Payments Platform, Tech Platform, and GTPN Platform to deliver high‑quality solutions and uphold an SLA higher than 99.999%. You will leverage modern tooling to streamline delivery and ensure our network meets regulatory expectations.

Responsibilities

• Plan, design, build, and operate the network environments that power Airwallex’s financial infrastructure across cloud and data centers.

• Cross‑connect IDCs and public clouds to build and maintain a global, high‑performance network.

• Define and implement cybersecurity strategies and controls to satisfy compliance and audit requirements.

• Deploy and operate network monitoring/observability to rapidly detect and troubleshoot faults and performance issues.

• Manage and secure network and security hardware (e.g., switches, routers, HSMs) across environments.

• Partner with domain teams to plan changes, execute safe rollouts, and continuously improve reliability and efficiency of network services in regulated environments.

We’re looking for people who meet the minimum qualifications below. Preferred qualifications are great to have, but not mandatory.

Minimum qualifications

• 8+ years of experience in enterprise‑scale network planning, design, and operations.

• Bachelor’s degree (or above) in Computer Science, Networking, or a related field.

• Hands‑on with mainstream switching, routing, and firewall platforms; strong proficiency in BGP, IPsec, and MPLS.

• Experience with public cloud networking and interconnects (e.g., AWS and Google Cloud).

• Proficiency in at least one programming language for automation (Golang or Python).

• Strong analytical skills with the ability to independently diagnose and resolve complex network issues.

Preferred qualifications

• CCIE or JNCIE certification.

• Familiarity with Equinix and Megaport for global interconnects.

• Experience with infrastructure‑as‑code and GitOps tooling, such as Terraform, Ansible, ArgoCD, and Helm.

To protect you from recruitment scams, please be aware that Airwallex will not ask for bank details, sensitive ID numbers (i.e. passport), or any form of payment during the application or interview process. All official communication will come from an @airwallex.com email address. Please apply only through careers.airwallex.com or our official LinkedIn page.

Airwallex does not accept unsolicited resumes from search firms/recruiters. Airwallex will not pay any fees to search firms/recruiters if a candidate is submitted by a search firm/recruiter unless an agreement has been entered into with respect to specific open position(s). Search firms/recruiters submitting resumes to Airwallex on an unsolicited basis shall be deemed to accept this condition, regardless of any other provision to the contrary.

Airwallex is proud to be an equal opportunity employer. We value diversity and anyone seeking employment at Airwallex is considered based on merit, qualifications, competence and talent. We don’t regard color, religion, race, national origin, sexual orientation, ancestry, citizenship, sex, marital or family status, disability, gender, or any other legally protected status when making our hiring decisions. If you have a disability or special need that requires accommodation, please let us know.