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AWS Clouds Migration Engineer (Contract)

Islandwide, Singapore
ContractInformation Technology

Job Description

Responsibilities:

  1. Cloud Migration
  • Plan and execute on-prem to AWS migrations for servers, applications, and databases.
  • Use AWS MGN for lift-and-shift (rehost) server migrations.
  • Use AWS DMS and SCT for database migrations, including heterogeneous migrations (e.g., Oracle/SQL Server to Aurora/RDS).
  • Perform application and dependency discovery, migration assessments, and wave planning.
  • Define migration strategies: rehost, re-platform, or refactor where applicable.
  • Develop and execute migration runbooks, including cutover, validation, and rollback plans.
  • Perform migration rehearsals and ensure successful production cutover with minimal business impact.
  1. Cloud Environment Setup
  • Design and implement AWS landing zones for migrated workloads.
  • Set up new projects/environments in AWS aligned with best practices (networking, security, governance).
  • Configure VPCs, subnets, routing, security groups, and connectivity (VPN/Direct Connect).
  • Establish IAM roles, policies, and security controls following least privilege principles.
  1. Automation & Infrastructure
  • Build and manage infrastructure using Infrastructure as Code (Terraform).
  • Automate deployment processes using CI/CD pipelines.
  • Create reusable templates and standard configurations for migration and new workloads.
  1. Migration Validation & Optimization
  • Validate migrated workloads for performance, data integrity, and functionality.
  • Monitor and manage replication lag, data consistency, and application behaviour post-migration.
  • Optimize cloud resources for performance and cost efficiency after migration.
  1. Collaboration & Documentation
  • Work closely with application teams, DBAs, security, and project stakeholders throughout migration lifecycle.
  • Maintain clear documentation: architecture diagrams, migration plans, SOPs, and runbooks.

Requirements:

  • 5+ years of experience in infrastructure/cloud engineering.
  • Hands-on experience in on-prem to AWS migration projects.
  • Strong expertise in:AWS MGN (Application Migration Service)AWS DMS and Schema Conversion Tool (SCT)
  • Solid knowledge of AWS services: EC2, VPC, RDS, S3, IAM, CloudWatch, Route 53.
  • Strong understanding of networking (subnets, routing, VPN, DX).
  • Experience with Terraform.
  • Scripting knowledge (Python, Bash, or PowerShell).

About Tangspac Consulting Pte Ltd

First seen: July 22, 2026
Last updated: August 5, 2026