Senior Cloud Network Engineer, Infra

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 in a mixed networking-vendor environment, such as Juniper, Palo Alto, Cisco, Aruba, or equivalent, in a global company.

• Strong AWS network design and operations experience, with at least 3 years working with AWS networking in production.

• Strong documentation habits and an understanding of change-control processes.

• Basic understanding of GCP networking concepts.

• Understanding of AI-assisted workflows and practical use cases.

• Solid understanding of command-line configuration and troubleshooting for networking hardware and vendors, including JunOS, IOS, or equivalent.

• Willingness to learn new technologies and skills.

• Strong understanding of core BGP and route-filtering principles.

• An outcome-oriented approach.

• Collaborative and supportive work habits.

• Ability to assess the impact of changes and incidents and manage them appropriately.

• Nice to haves

• Strong GCP experience.

• Experience working with broader technical teams outside of networking.

• Ability to translate network concepts for non-technical stakeholders.

• Strong knowledge of Linux distributions.

• Experience with scripting languages such as Python or Bash.

• Event-driven automation experience.

• Comfort with declarative infrastructure tools such as Terraform and Git-based CI/CD pipelines.

• Bachelor’s degree in Information Technology, Computer Science, or a related field, and 5+ years of relevant experience in a similar role.

• Strong, demonstrated written and verbal English communication skills.

• Experience with other cloud infrastructure providers such as Aliyun or Azure.

• Ability to move quickly and urgently while making sound decisions and assumptions, sometimes without all the information.

• Familiarity with elasti