Cloud Engineer

Company Description

NCS is a leading AI Tech Services company. With a 15,000-strong team across the Asia Pacific, NCS scales its platforms and capabilities to provide clients with greater agility and AI expertise across a range of Industries. Embracing a strong ecosystem of global partners, NCS transforms technology services delivery combining AI with digital resilience to drive real business impact. NCS is a subsidiary of the Singtel Group.

Job Description

This is a hands-on Cloud Network Engineering role, responsible for designing, implementing, operating, and troubleshooting network infrastructure and security within AWS cloud environments. The ideal candidate will have strong networking fundamentals and practical experience with AWS networking and security services.

The candidate will serve as the first point of contact for network-related issues, independently troubleshooting connectivity, routing, security, and performance issues, performing Root Cause Analysis (RCA), and working closely with Cloud, Infrastructure, Security, DevOps, and Application teams.

What will you do?

Design, implement, operate, and maintain secure and highly available AWS network infrastructure

Manage and troubleshoot Amazon VPC, Security Groups, Network ACLs (NACLs), Route Tables, NAT, and related AWS networking components

Configure and support AWS Transit Gateway (TGW), VPC Peering, VPC Endpoints (PrivateLink/Gateway Endpoints), Site-to-Site VPN, and AWS Direct Connect

Manage and troubleshoot Application Load Balancer (ALB), Network Load Balancer (NLB), and Amazon Route 53

Implement and support AWS security services including AWS WAF, AWS Network Firewall, and AWS Shield Advanced

Monitor and troubleshoot network traffic and connectivity using VPC Flow Logs, Amazon CloudWatch, Wireshark, and other network diagnostic tools

Act as the first point of contact for network-related incidents and independently troubleshoot connectivity, routing, DNS, VPN, latency, and performance issues

Perform Root Cause Analysis (RCA), provide appropriate resolution, and implement preventive actions for recurring network issues

Collaborate with Cloud, Infrastructure, Security, DevOps, and Application teams to resolve network-related issues and deliver cloud solutions

Ensure network configurations meet required standards for performance, security, scalability, availability, and reliability with proper documentation

Participate in cloud implementations, migrations, network transformation, and infrastructure improvement projects

Maintain technical knowledge of AWS networking and security services and contribute to continuous improvement of the cloud environment

Qualifications

3+ years of hands-on experience in Network Engineering, Cloud Networking, or Cloud Infrastructure, with strong experience in AWS networking and security

Problem Solving. Strong troubleshooting and analytical skills with the ability to independently diagnose network connectivity, routing, security, and performance issues and perform effective RCA

Collaboration and Communication. Ability to work effectively with Cloud, Infrastructure, Security, DevOps, and Application teams and communicate technical issues and solutions clearly

Technical. Strong networking foundation with hands-on experience in TCP/IP, DNS, routing, NAT, VPN, and BGP

Strong hands-on experience with Amazon VPC, Security Groups, Network ACLs (NACLs), Route Tables, AWS WAF, AWS Network Firewall, AWS Shield Advanced, ALB, NLB, Transit Gateway (TGW), Route 53, VPC Peering, VPC Endpoints (PrivateLink/Gateway Endpoints), Site-to-Site VPN, AWS Direct Connect, VPC Flow Logs, and Amazon CloudWatch

Experience with Wireshark or similar network traffic analysis and troubleshooting tools

Ability to troubleshoot hybrid cloud and on-premises connectivity and resolve complex network issues

AWS networking or cloud certifications would be advantageous

Experience with network automation or Infrastructure as Code tools such as Terraform, CloudFormation, or Ansible would be advantageous

Additional Information

We are driven by our AEIOU beliefs—Adventure, Excellence, Integrity, Ownership, and Unity—and we seek individuals who embody these values in both their professional and personal lives. We are committed to our Impact: Valuing our clients, Growing our people, and Creating our future.

Together, we make the extraordinary happen.

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