JCL Mainframe Migration Engineer
About the role
Summary
We are seeking a JCL Mainframe Migration Engineer to join our dynamic team. Responsible for analyzing, transforming, and migrating legacy mainframe workloads—specifically JCL (Job Control Language)-based batch processes—to modern target platforms such as Azure, distributed systems, or cloud-native architectures.
This role plays a critical part in mainframe modernization and rehosting projects, ensuring functional equivalence, performance stability, and minimal disruption during transition from legacy environments (e.g., IBM z/OS) to modern platforms.
You will work independently in collaboration with cross-functional teams to align migration strategies with enterprise standards and industry best practices. The ideal candidate will demonstrate deep technical expertise, a passion for automation, and a commitment to operational excellence.
Key Responsibilities
- Analyze Control-M and/or Atomic schedule on mainframe
- Perform maintenance/troubleshooting/investigation of JCL jobs on mainframe including spool and SMF
- Analyze CICS environment for loaded programs and its configuration
- Work with ISPF, GDG, PSD and MFT for migration investigation
- Support conversion mainframe batch jobs (JCL) to PowerShell scripts for Azure
- Help configure and automate nightly, weekly, and monthly batch jobs in Azure
- Optimize batch job performance (concurrency, multi-threading, thread safety)
- Discover and document business requirements for batch jobs
- Collaborate with business stakeholders to clarify technical and operational expectations
- Develop and maintain PowerShell modules, including code signing and security practices
- Participate in daily standups, sprint planning, and troubleshooting sessions