AWS Cloud Architect – Secure Infra, IaC & DevSecOps

NEPTUNEZ SINGAPORE PTE. LTD.; Singapore; On-site; SGD 120,000 - 190,000; Full time

Job summary

NEPTUNEZ SINGAPORE PTE. LTD. seeks a Senior Cloud Architect to design and implement scalable AWS-based solutions for enterprise apps in Singapore. You will design cloud infrastructure, networking, security, and IaC with Terraform, and work with DevSecOps practices.

You will review architectures, ensure high availability, manage security controls, and collaborate with application, DevOps, security, and network teams to deliver secure cloud environments.

Qualifications

• Bachelor’s degree in computer science, IT, or equivalent.
• 8 years of experience in cloud architecture, cloud infrastructure, or related technologies.
• Strong experience with AWS cloud services and cloud architecture.
• Experience in designing and managing secure cloud environments.
• Strong experience in implementing and managing cloud security controls, access management, encryption, firewall policies, and network security.
• Hands‑on experience with Terraform and Infrastructure as Code (IaC).
• Experience in automating cloud infrastructure provisioning and configuration using Terraform.
• Experience with PowerShell or equivalent scripting for infrastructure and cloud automation.
• Strong experience in managing cloud infrastructure, including compute, storage, networking, monitoring, and availability.
• Experience in network management, including VPC, Security Groups, Network ACLs, DNS, connectivity, and network boundary controls.
• Experience in supporting highly available and reliable cloud solutions.
• Experience in CI/CD and DevSecOps practices is preferred.
• Experience in troubleshooting cloud infrastructure, security, and network connectivity issues.
• Strong experience in applying cloud security best practices and compliance requirements.
• Experience in working with infrastructure, application, DevOps, security, and network teams.
• Strong analytical and problem-solving skills with the ability to resolve complex technical issues.
• Good communication skills with the ability to explain technical concepts to stakeholders and technical teams.
• Experience in AWS and other cloud technologies with AWS or other cloud certifications.

Responsibilities

• Design and implement scalable and secure cloud architecture solutions using AWS for enterprise applications.
• Develop cloud solution designs covering cloud infrastructure, networking, security, storage, connectivity, and deployment requirements.
• Design, deploy, configure, and maintain AWS cloud infrastructure to ensure reliability, scalability, and high availability.
• Implement and manage security controls across cloud environments, including access controls, encryption, firewall policies, and web application security.
• Design and maintain secure network environments using VPCs, Security Groups, Network ACLs, and network boundary controls.
• Implement Infrastructure as Code (IaC) using Terraform to automate and standardize cloud infrastructure provisioning.
• Develop reusable Terraform configurations to support consistent infrastructure deployment across multiple environments.
• Support cloud deployment and DevSecOps activities by integrating infrastructure automation and security practices into delivery processes.
• Use PowerShell and scripting automation to simplify cloud administration, infrastructure management, monitoring, and operational tasks.
• Monitor cloud infrastructure and investigate performance, availability, connectivity, and security-related issues.
• Troubleshoot complex AWS, cloud infrastructure, security, and network connectivity issues and coordinate with relevant technical teams for resolution.
• Work closely with application, infrastructure, DevOps, security, and network teams to deliver secure and reliable cloud solutions.
• Review cloud and network architecture and recommend improvements to security, reliability, scalability, performance, and cost efficiency.
• Support cloud migration, deployment, environment configuration, and production-readiness activities.
• Participate in architecture reviews and provide technical guidance on AWS, cloud security, Terraform, infrastructure, and networking.
• Prepare and maintain architecture diagrams, infrastructure specifications, technical documentation, deployment procedures, and operational guidelines.
• Coordinate with cloud service providers and infrastructure vendors on cloud resource requirements, network connectivity, security controls, and technical issues.
• Support high-availability and reliability requirements when designing and deploying cloud infrastructure.
• Ensure cloud solutions and infrastructure follow applicable security, compliance, and organizational standards.

Skills

AWS cloud

PowerShell

DevSecOps

Cloud security

Networking

Problem solving

Communication

Education

Bachelor’s degree in computer science / IT

Tools

Terraform

Job description

NEPTUNEZ SINGAPORE PTE. LTD. seeks a Senior Cloud Architect to design and implement scalable AWS-based solutions for enterprise apps in Singapore. You will design cloud infrastructure, networking, security, and IaC with Terraform, and work with DevSecOps practices.

You will review architectures, ensure high availability, manage security controls, and collaborate with application, DevOps, security, and network teams to deliver secure cloud environments.