Senior Cloud Infra Engineer (Cloud Networking)

About the Team

As Airwallex’s engineering organization matures, the Infrastructure team builds and scales our globally distributed financial platform. We focus on high availability, security, and cloud scalability while empowering developer productivity across global regions.

What You’ll Do

Cloud Network Architecture: Design, build, and optimize highly available, multi-account, and multi-region AWS and GCP cloud network architectures (Layer 3 routing, Transit Gateway, Shared VPC, Cloud Router, Direct Connect).

Infrastructure as Code (IaC): Automate and manage global cloud network infrastructure using Terraform through Git-driven CI/CD pipelines.

Hybrid & Cross-Cloud Connectivity: Manage BGP routing, IPsec VPNs, and dynamic cloud routing between public clouds (AWS/GCP), regional POPs, and external banking partners under strict financial regulatory requirements.

Operational Excellence & Observability: Serve as an escalation point for complex cloud networking issues, improve network visibility, and participate in a global on-call rotation.

Cross-functional Collaboration: Work closely with Security, DevOps, and Platform teams to build secure Landing Zones and automated network controls.

Requirements

1. Cloud & DevOps Experience

Solid AWS Design Experience: hands-on experience designing and operating AWS network environments at scale (VPC, TGW, Route Tables, Direct Connect, AWS Network Firewall).

Infrastructure as Code: Proficiency in Terraform (or equivalent IaC tools) for provisioning and automating cloud network components.

GCP / Multi-Cloud Exposure: Practical experience with GCP networking concepts (Shared VPC, Cloud Router) or multi-cloud environments.

DevOps Alignment: Familiarity with Linux distributions, scripting (Python or Bash), and CI/CD pipelines.

2. Networking Fundamentals

Networking Fundamentals: Strong knowledge of core routing and switching, subnetting, TCP/IP, and BGP dynamic routing principles.

Certification / Experience: Holds or has equivalent hands-on experience equal to Associate-level networking certifications (e.g., CCNA, JNCIA-Junos, HCIA, Aruba ACA, Network+, or AWS Certified Advanced Networking - Specialty / GCP PCNE).

Nice to Haves

Experience in Fintech, local banking, or high-concurrency/high-availability financial networks with strict information security requirements.

Familiarity with GCP-preferred architectures

Advanced certifications (CCNP/JNCIP or AWS Certified Advanced Networking - Specialty).

AI-assisted workflows and modern operational tools integration.

Applicant Safety Policy: Fraud and Third-Party Recruiters

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.

Equal opportunity

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.