We are seeking a highly experienced Senior Mainframe Reverse Engineering Lead to support a large-scale AWS Transformation initiative focused on modernizing legacy mainframe applications and data processing systems. The role will be responsible for analyzing existing mainframe applications, documenting business rules and technical processes, and supporting the migration of applications and data to modern cloud-based platforms.
The successful candidate will perform detailed analysis of COBOL programs, JCL workflows, DB2 databases, VSAM files, batch processing jobs, interfaces, and data transformation logic. Working closely with business SMEs, developers, cloud engineers, and program leadership, this individual will identify and document application functionality, business processes, data flows, system dependencies, and integration points embedded within legacy systems.
Experience:
15+ years overall with deep expertise in Mainframe Reverse Engineering, Application Discovery, and Modernization.
Required Qualifications
- Bachelor's degree in Computer Science, Information Systems, Engineering, or related field.
- 15+ years of overall IT experience.
- 10+ years of hands-on IBM Mainframe experience.
- Strong expertise in COBOL, JCL, DB2, VSAM, CICS, and mainframe batch processing.
- Proven experience performing application discovery, reverse engineering, and legacy system analysis.
- Experience identifying and documenting business rules, technical logic, and application dependencies.
- Strong understanding of data mapping, data transformation, and system integration concepts.
- Experience in creating functional specifications, technical documentation, process flows, and dependency diagrams.
- Excellent analytical, troubleshooting, and communication skills.
- Ability to lead discovery and modernization workstreams independently.
- Experience leveraging GenAI or AI-assisted code analysis and reverse engineering tools.