Mainframe Migration Engineer - MTBNY


IT - NY - Tonawanda, NY
Tonawanda, New York
Locations: Tonawanda, Fredonia, Olean, Warsaw
Posted On: November 05, 2025
Last Day to Apply: November 12, 2025
Pay: $85.00 to $115.00 per hour

Mainframe Migration Engineer 

The Mainframe Migration Engineer drives the conversion of critical banking workloads from mainframe systems to modern distributed and cloud environments without disrupting transaction processing.

Key Responsibilities:

  • Analyze COBOL, JCL, CICS applications to determine replatforming or refactoring strategies.
  • Rebuild batch and real-time workflows on modern stacks.
  • Migrate datasets from VSAM/DB2 to modern relational or cloud-native storage.
  • Implement automated testing to ensure business logic integrity.
  • Partner with cybersecurity and architecture teams to ensure controls remain intact post-migration.
  • Minimize downtime and support phased cutovers.

Required Skills:

  • Deep COBOL, JCL, CICS, VSAM knowledge.
  • Experience migrating mainframe banking workloads.
  • Familiarity with Azure, microservices, and containerization.
  • Strong understanding of resiliency, RTO/RPO, and financial SLAs.
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