Senior Network Engineer (Fintech)

TL;DR

Senior Network Engineer (Fintech): Designing and deploying secure, multi-region hybrid network patterns across physical offices and multi-cloud environments (AWS/Alibaba Cloud) with an accent on infrastructure-as-code automation and low-latency financial systems. Focus on building global corporate network foundations, optimizing routing protocols, and scaling connectivity for international expansion.

Location: Must be based in Singapore, Sydney, Melbourne, or San Francisco

Company

Airwallex is a unified payments and financial platform for global businesses, providing integrated solutions for business accounts, payments, and treasury management.

What you will do

• Define global technical strategy, architecture, and roadmap for enterprise and cloud network infrastructure.
• Design and deploy secure, multi-region hybrid network patterns bridging physical offices, data centers, and multi-cloud environments (AWS/Alibaba Cloud).
• Build foundations for new corporate networks and design the future team structure and scale.
• Configure and maintain high-availability corporate network infrastructure including LAN, WAN, Wireless, and VPN across global regions.
• Implement infrastructure-as-code automation using Terraform and Ansible to optimize routing for financial systems.
• Mentor junior engineers and participate in a global follow-the-sun on-call rotation.

Requirements

• Senior-level experience designing and maintaining Juniper and Palo Alto Networks solutions.
• Proven experience in multi-vendor networking environments (Juniper, Palo Alto, Cisco, Aruba) within a global company.
• Experience with networking solutions for mainland China and international connectivity.
• Strong understanding of WiFi technology (Juniper Mist, Cisco Meraki, Aruba) and endpoint engineering.
• Expert proficiency in command-line configuration for JunOS and IOS.
• Must be based in Singapore, Sydney, Melbourne, or San Francisco.

Nice to have

• Knowledge of Palo Alto GlobalProtect and Prisma Cloud.
• Experience leading network engineering teams in a startup environment.
• Bachelor's degree in IT, Computer Science, or a related field with 5+ years of relevant experience.
• Understanding of identity standards (SAML, OAuth, SSO) and cloud infrastructure (AWS, GCP).
• Experience with MDM systems such as Jamf, Kandji, or Intune.

Culture & Benefits

• Opportunity to join a high-growth company valued at $8 billion with backing from top-tier investors.
• Culture of ownership and "founder-like energy" focused on real impact and accelerated learning.
• Collaborative environment that encourages the use of AI to solve problems faster.
• Global exposure working with teammates across 26 offices worldwide.
• Flexible scheduling for network upgrades to minimize business disruption.