Lead Mainframe Modernization & Reverse-Engineering

Capgemini; New York (NY); On-site; USD 120,000 - 156,000; Full time

Job summary

Capgemini in Hartford, CT seeks a Senior Mainframe SME to lead code analysis and reverse engineering for large-scale modernization programs. You will drive assessment, documentation, and governance with deep IBM mainframe expertise.

Collaborate with customers, architects, and modernization teams to define strategies, deliverables, and timelines while ensuring quality discovery and documentation. This role offers broader impact on enterprise transformations across clients.

Qualifications

• 12+ years of mainframe application development, modernization, reverse engineering, and legacy system analysis.
• Strong expertise in IBM mainframe technologies including COBOL, JCL, CICS, DB2, IMS, and VSAM.
• Experience leading code analysis workstreams and coordinating across architects, analysts, and development teams.

Responsibilities

• Lead the overall code analysis and reverse engineering workstream for mainframe modernization programs.
• Define analysis strategies, deliverables, timelines, and governance processes.
• Provide technical leadership to architects, analysts, and development teams.
• Review project progress, risks, dependencies, and mitigation plans.
• Ensure quality and completeness of application discovery and documentation.
• Analyze and reverse engineer complex legacy applications to identify business processes and technical dependencies.
• Derive business rules and functional workflows from legacy code.
• Create application architecture diagrams, data flow diagrams, and system documentation.
• Support automated and manual code discovery activities.

Skills

COBOL

JCL

CICS

DB2

IMS

VSAM

Reverse engineering

Code analysis

SDLC

Mainframe tooling

Tools

Endevor

Changeman

Control-M

CA7

Rexx

Job description

Capgemini in Hartford, CT seeks a Senior Mainframe SME to lead code analysis and reverse engineering for large-scale modernization programs. You will drive assessment, documentation, and governance with deep IBM mainframe expertise.

Collaborate with customers, architects, and modernization teams to define strategies, deliverables, and timelines while ensuring quality discovery and documentation. This role offers broader impact on enterprise transformations across clients.