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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