AWS Clouds Migration Engineer

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.

2. 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.

3. 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.

4. 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.

5. 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.

Provide knowledge transfer to operations teams for post-migration support.

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).

Thanks,

Saghana Sithara

BusinessManager, Recruitment| Quess Selection & Services, Singapore

EA LicenseNumber: 23C2060 Registration ID is R1550224

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“This is in partnership with the Employment andEmployability Institute Pte Ltd (“e2i”).

e2i is the empowering network for workers andemployers seeking employment and employability solutions. e2i serves as abridge between workers and employers, connecting with workers to offer jobsecurity through job-matching, career guidance and skills upgrading services,and partnering employers to address their manpower needs through recruitment,training, and job redesign solutions. e2i is a tripartite initiative of theNational Trades Union Congress set up to support nation-wide manpower andskills upgrading initiatives. By applying for this role, you consentto Quesscorp Singapore’s PDPA and e2i’s PDPA.”