Must have:

- TCP/IP, DNS, DHCP fundamentals
- BGP / OSPF routing knowledge
- Load balancers, VPN, firewalls
- Monitoring: CloudWatch, Splunk
- Major Incident Management participation
- Basic AWS VPC/Azure Vnet Networking

Good to have:

- Cloud networking certifications
- Terraform for network ops
- Automation experience
- ITIL Foundation
- Hybrid cloud connectivity troubleshooting