AWS Cloud Networking Engineer: Secure & Scalable

Xcellink Pte Ltd; Singapore; On-site; SGD 60,000 - 100,000; Full time

Job summary

Xcellink Pte Ltd is seeking an AWS Network Engineer to design, implement, and support secure, scalable cloud network infrastructure within the client’s AWS environment.

You will collaborate with project teams, system integrators, and cybersecurity staff to ensure reliable, secure, and compliant networking for mission-critical applications, including VPCs, Direct Connect, VPNs, and load balancing.

Qualifications

• Diploma or Bachelor’s degree in Computer Science, Information Systems, or related field.
• 1+ years of experience in network engineering, including managing AWS or hybrid cloud networks.
• Strong understanding of TCP/IP, HTTP/S, DNS, DHCP, routing protocols (BGP), VPNs, and load balancing.
• Proficiency with AWS networking services such as VPC, Transit Gateway, PrivateLink, Route 53, Direct Connect, Load Balancers and Network Firewall.
• Expertise in network segmentation, traffic filtering, and firewall policy management to enforce security.
• Proficiency with network architectures, optimisation and troubleshooting
• Hands‑on experience with IaC and automation tools e.g. Terraform, CloudFormation and Ansible.
• Familiarity with Zero Trust network design principles.
• Excellent analytical and communication skills with the ability to work collaboratively across service providers and project teams.

Responsibilities

• Design, deploy, and maintain AWS VPC environments including subnets, route tables, security groups, and Transit Gateways.
• Configure, manage and maintain hybrid cloud connectivity (Direct Connect, VPN, Transit Gateway) between on-premises data centres and AWS.
• Configure and manage DNS and DHCP network services.
• Configure and manage Network Load Balancing and Traffic Management using AWS ELB, NLB, ALB, CloudFront and Nginx.
• Implement network security controls to comply with client policies and protect data integrity.
• Lead incident response efforts, collaborating with vendors and project teams.
• Provide technical network support for internet-facing applications; assist with provisioning and troubleshooting.
• Collaborate with cloud architects, cybersecurity teams, and DevOps to design secure, resilient topologies.
• Implement IaC and automation using Terraform, Ansible, and CloudFormation.
• Troubleshoot and optimise network performance using AWS CloudWatch, VPC Flow Logs, CloudTrail, and other tools.
• Maintain accurate network documentation and topology diagrams in line with change management processes.

Education

Bachelor's degree in Computer Science or related field

Tools

Terraform

CloudFormation

Ansible

AWS Direct Connect

Route 53

Palo Alto Firewall

Nginx

Job description

Xcellink Pte Ltd is seeking an AWS Network Engineer to design, implement, and support secure, scalable cloud network infrastructure within the client’s AWS environment.

You will collaborate with project teams, system integrators, and cybersecurity staff to ensure reliable, secure, and compliant networking for mission-critical applications, including VPCs, Direct Connect, VPNs, and load balancing.