Technical Lead – Mainframe to Java Migration

About Us:

Atlas Systems Inc. is a Software Solutions company headquartered in East Brunswick, NJ. Incorporated in 2003, Atlas provides comprehensive range of solutions in the area of GRC, Technology, Procurement, Healthcare Provider and Oracle to customers across the globe. Combining our unparalleled experience of over a decade in the software industry and global reach, we have grown with extensive capabilities across industry verticals.

For more information, please visit our website https://www.atlassystems.com/

Please click on the link below to apply for this position:

https://atlas.bamboohr.com/careers/490

Job Title : Technical Lead – Mainframe to Java Migration

Location : Bangalore, India

Engagement Type : Contract (Hourly)

Role Overview

We are seeking a Technical Lead to guide a large-scale Mainframe Modernization initiative involving COBOL-to-Java code migration. The role requires strong technical depth across mainframe technologies, Java, and cloud architectures, with hands-on experience in application refactoring, data migration, and validation processes.

Key Responsibilities

• Lead the modernization effort from COBOL to Java, leveraging CloudFrame for automated conversion
• Define migration approach and roadmap, including assessment, code analysis, and target architecture alignment
• Review and validate auto-generated Java code, ensuring adherence to modern coding standards and architectural principles
• Guide teams on integration, testing, and optimization of converted applications.
• Collaborate with CloudFrame, infrastructure, and QA teams to resolve functional and performance issues
• Ensure data model alignment, DB2 schema migration, and integration with downstream systems
• Provide technical governance and enforce best practices in code quality, CI/CD, and configuration management
• Support functional validation to ensure business logic parity between legacy and modernized applications
• Lead technical discussions, design reviews, and communicate status to client leadership

Required Skills

• Mainframe Experience: Strong understanding of COBOL, JCL, DB2, VSAM, and batch processing
• Modern Stack Expertise: Hands-on experience with Java (Spring Boot), REST APIs, and microservices
• Migration Tools: Prior exposure to CloudFrame, Heirloom, Micro Focus, or similar automated refactoring tools
• Database: DB2 (Mainframe and LUW), SQL, data migration utilities
• Integration: Experience with middleware, APIs, or messaging systems
• Testing & Validation: Familiarity with automation frameworks, regression validation, and performance tuning
• Cloud Knowledge: Exposure to cloud-native deployment (AWS, Azure, or GCP preferred)
• Strong problem-solving, leadership, and client communication skills.