JCL Mainframe Migration Engineer

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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.

Work with cross-functional teams (front-end, back-end, database, mainframe experts).

Technical Proficiency:

Expert in Mainframe JCL

Expert in Mainframe Job scheduler, specially Control-M

Expert in Mainframe CICS especially familiarity with CA Ideal

Strong experience with PowerShell scripting and automation in Azure.

Expert mainframe batch job concepts (JCL, GDG, PDS)

Experience with C#/.NET, SQL Server, and Azure Storage.

Understanding of thread safety, locking mechanisms, and concurrency in scripting.

Experience with migration projects (mainframe to cloud preferred).

Ability to interpret and convert JCL scripts to PowerShell.

Strong communication and collaboration skills.

Experience with Agile methodologies and working in cross-functional teams.

Experience with operationalizing batch jobs.

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