Role Summary : Looking for a hands-on Rocket Software Enterprise Server qualified to provide L1/L2/L3 support for rehosted mainframe applications. The candidate will be responsible for Enterprise Server administration, production support, troubleshooting, environment maintenance, and supporting COBOL/JCL-based workloads.Key Responsibilities : - Administer and maintain Rocket Software Enterprise Server environments.- Create, configure, and manage Enterprise Server regions, JES, Catalog Services, Fileshare, CAS, and MFDS.- Build, maintain, backup, recover, and troubleshoot catalog.dat repositories.- Perform region startup, shutdown, recovery, cloning, refreshes, and patch upgrades.- Monitor and troubleshoot Enterprise Server, JES, Fileshare, Catalog, and runtime issues.- Support spool management, housekeeping activities, INTRDR, and cross-region batch processing.- Troubleshoot batch abends, JCL failures, COBOL runtime issues, VSAM access problems, and file contention issues.- Support application deployments, migrations, SIT/UAT activities,



and production cutovers.- Perform root cause analysis and support disaster recovery activities.- Maintain operational and recovery runbooks.Required Skills : - Rocket Software Enterprise Server- ESCWA, CAS, MFDS Administration- JES Administration- Catalog Services (catalog.dat)- Fileshare Administration- COBOL, JCL, VSAM- Batch & Online Region Support- Linux Administration- Shell ScriptingPreferred Experience : - Mainframe Rehosting / Modernization Projects- Enterprise Server Environment Setup from Scratch- Catalog Rebuild and Recovery- COBOL Compile, Build, and Deployment Processes- Cross-Region Batch Processing- Enterprise Server Upgrades and Patch Implementations- Production Support for Large-Scale Rehosted WorkloadsCandidate Should Be Able To : - Build and configure Enterprise Server environments independently.- Create and recover catalog.dat, JES, Fileshare, and MFDS repositories.- Troubleshoot Enterprise Server infrastructure and rehosted application issues.- Analyze COBOL/JCL/VSAM-related production problems.- Support deployments, migrations, and production cutovers.- Independently handle L1/L2/L3 incidents and platform recovery activities. (ref:hirist.tech)

📌 Server Administrator (Bengaluru)
🏢 Sampoorna Consultants
📍 Bengaluru