Mainframe Architect

Key Responsibilities

• Conduct discovery and assessment of existing mainframe workloads (COBOL, JCL, DB2, VSAM, IMS, CICS).
• Define modernization strategies: Rehost, Replatform, Refactor, Retire, Replace.
• Develop migration roadmaps, risk mitigation, and rollback plans.
• Design target-state architecture for rehosted applications on cloud or distributed platforms.
• Ensure compliance with security, performance, high availability, and disaster recovery requirements.
• Create detailed blueprints for migration patterns and integration with modern systems.
• Design ETL processes for migrating mainframe data (Datacom) to SQL Server.
• Act as SME for modernization initiatives and provide technical leadership to engineering teams.
• Communicate architecture and strategy to stakeholders and executives.
• Participate in code migration and data transformation efforts as part of rehosting.
• Collaborate with architects and cloud teams to support GCP-based modernization.
• Support batch job execution, console monitoring, and production control.
• Provide critical inputs and guidance during migration.

Required Experience

• Strong background in application development using legacy technologies such as COBOL, CICS, JCL, VSAM, Easytrieve, IDEALDatacom, RPG, ASM, MQ (experience in some or all of these technologies).
• Understanding of interfacing systems and ongoing projects.
• Hands-on experience in modernization and migration strategies.