AWS Cloud Network Engineer

Ncs3; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

NCS is seeking a hands-on Cloud Network Engineer to design, implement, operate, and troubleshoot secure AWS network infrastructure and security within cloud environments. The role requires strong networking fundamentals and practical AWS experience.

You will be the first point of contact for network issues, perform RCA, and collaborate with Cloud, Infrastructure, Security, DevOps, and Applications teams to deliver scalable, reliable cloud solutions while documenting configurations and standards.

Qualifications

• Hands-on experience in designing and operating AWS network infrastructure and security.
• Strong troubleshooting and analytical skills for network connectivity, routing, and performance issues.
• Experience collaborating with Cloud, Infrastructure, Security, DevOps and Applications teams.

Responsibilities

• Design, implement, operate, and maintain secure and highly available AWS network infrastructure.
• Manage and troubleshoot VPCs, Security Groups, NACLs, Route Tables, NAT, and related components.
• Configure and support Transit Gateway, VPC Peering, Endpoints, VPNs, and Direct Connect.
• Manage ALB/NLB and Route 53; monitor with VPC Flow Logs and CloudWatch.
• Implement AWS security services like AWS WAF, Network Firewall, and Shield Advanced.
• Perform RCA, document findings, and implement preventive actions for recurring issues.
• Collaborate across teams to deliver secure cloud networking solutions.
• Ensure configurations meet performance, security, scalability, and reliability standards.

Skills

Cloud Networking

AWS Networking

Network Troubleshooting

Root Cause Analysis

VPC & Security

DNS & TCP/IP

Tools

AWS

Terraform

CloudFormation

Ansible

VPC Flow Logs

Wireshark

Job description

NCS is seeking a hands-on Cloud Network Engineer to design, implement, operate, and troubleshoot secure AWS network infrastructure and security within cloud environments. The role requires strong networking fundamentals and practical AWS experience.

You will be the first point of contact for network issues, perform RCA, and collaborate with Cloud, Infrastructure, Security, DevOps, and Applications teams to deliver scalable, reliable cloud solutions while documenting configurations and standards.