Senior Terraform Cloud Engineer — AWS & Landing Zones

Optimum Solutions Pte Ltd; Singapore; On-site; SGD 180,000 - 240,000; Full time

Job summary

Optimum Solutions Pte Ltd in Singapore seeks a senior Terraform/AWS engineer to design, develop, and maintain Terraform modules for scalable AWS infrastructure. You will translate business needs into robust, reusable configurations and collaborate with security and application teams to align with best practices.

Lead the deployment of AWS Landing Zones, optimize for cost and performance, manage remote state, enforce security controls, document standards, and mentor peers in Terraform usage and

Qualifications

• Bachelor's degree or equivalent in CS/Engineering or related field.
• 8+ years hands-on Terraform experience with modules, workspaces, providers, and state management.
• Deep AWS expertise (EC2, VPC, IAM, S3, RDS, Lambda, CloudFormation, AWS Organizations) and multi-account designs.
• Proficient in Python and Bash for automation and integration with Terraform workflows.
• Experience with CI/CD pipelines (GitLab CI, Jenkins, AWS CodePipeline).
• Strong understanding of security, compliance standards, and infrastructure security best practices.

Responsibilities

• Design, develop, and maintain Terraform modules and configurations for AWS infrastructure provisioning, ensuring reusability, scalability, and adherence to best practices.
• Collaborate with application, security, and other internal teams to translate business requirements into robust Terraform-based infrastructure solutions.
• Implement and manage AWS Landing Zones using Terraform, establishing standardised, secure, and compliant multi-account environments.
• Drive continuous improvement and optimisation of cloud infrastructure through advanced Terraform automation, ensuring high availability, performance, and cost efficiency.
• Develop and maintain Terraform state management strategies, including remote state backends, state locking, and disaster recovery procedures.
• Implement comprehensive infrastructure security controls and compliance requirements through Terraform code, following AWS security best practices and regulatory standards.
• Create and maintain detailed documentation, coding standards, and reusable Terraform modules for cloud infrastructure components.
• Provide technical leadership and mentorship on Terraform best practices, code reviews, and infrastructure design patterns.
• Troubleshoot complex Terraform deployments and AWS infrastructure issues, implementing solutions that prevent recurrence.
• Stay current with Terraform updates, AWS service developments, and emerging infrastructure as code practices.

Skills

Terraform

AWS

Python

Bash

CI/CD

Documentation

Leadership

Collaboration

Education

Bachelor's degree in Computer Science or related field

Tools

Terraform

AWS

GitLab CI

Jenkins

AWS CodePipeline

CloudFormation

Job description

Optimum Solutions Pte Ltd in Singapore seeks a senior Terraform/AWS engineer to design, develop, and maintain Terraform modules for scalable AWS infrastructure. You will translate business needs into robust, reusable configurations and collaborate with security and application teams to align with best practices.

Lead the deployment of AWS Landing Zones, optimize for cost and performance, manage remote state, enforce security controls, document standards, and mentor peers in Terraform usage and