Case Study

Multi-Account AWS Migration Achieves 60% Efficiency for Renewable Energy Firm

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Industry 

Software Development

Expertise 

Amazon VPC, Amazon Route53, Amazon CloudFront, Amazon MSK, Amazon EC2, AWS Elastic Beanstalk

Offerings/solutions 

Consolidated multi-account AWS infrastructure into a unified, secure, high-performance environment.

About the Client

The client is a renewable energy technology company specializing in advanced digital solutions for optimizing solar and battery energy assets. Through innovative Digital Twin models, EMS, and power trading tools, the company enables accurate forecasting, regulatory compliance, and improved operational efficiency across the renewable energy ecosystem.

Highlights

60%

Reduction in operational complexity

99.9%

Application availability

50%

Enhancement in security

The Challenge

Fragmented multi-account infrastructure with inconsistent security controls, complex governance, and the need for zero-downtime migration to a unified AWS environment with enhanced security and performance.

Solutions

• Lift-and-Shift (Rehost) methodology to minimize changes and reduce migration risk
• Snapshot-based approach for cross-account Amazon EC2 instance migration with minimal downtime
• AWS CLI-based secure Amazon S3 data copy between accounts ensuring data integrity
• Programmatic transfer of Amazon Route 53 records and domain configurations with planned, limited downtime
• Recreated AWS KMS keys in target account to maintain encryption standards and compliance (keys are account-specific)
• Configured Amazon CloudWatch for resource and application performance monitoring
• Enabled AWS CloudTrail for tracking user activities and API calls
• Re-established network connectivity between services matching existing infrastructure design for seamless communication

The Results

Delivered 60% operational efficiency, 99.9% availability, 35% performance boost, 50% security enhancement, and 40% faster incident response through unified AWS infrastructure.

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