Experience: 8+ years

Location: PAN India

Employment Type: Full-Time
Industry: IT Services & Consulting

Job Summary

We are looking for an experienced Mainframe System Administrator / z/OS System Administrator with 8+ years of experience in administering mainframe infrastructure, z/OS operating systems, system software, and related subsystems.

The ideal candidate should have solid hands-on expertise in z/OS, JES2, CICS, TCP/IP, SMP/E, Parallel Sysplex, LPAR, WLM, system performance tuning, automation, backup/recovery, and disaster recovery. Experience in mainframe solution architecture, RFP/RFI/RFQ responses, and presales support will be an added advantage.

Key Responsibilities

- Administer, install, configure, maintain, and troubleshoot IBM z/OS mainframe systems and infrastructure.
- Manage z/OS hardware and key subsystems including JES2, CICS, and TCP/IP.
- Monitor system performance, tune system parameters, manage workloads, and optimize system efficiency.
- Perform system capacity planning and workload management, including load balancing.




- Develop and execute backup, recovery, high availability, and disaster recovery strategies.
- Apply fixes, patches, upgrades, and maintenance using SMP/E.
- Develop and maintain automation scripts using REXX and CLIST.
- Manage and support Parallel Sysplex, LPAR builds, IPL procedures, and WLM.
- Work with tools such as TSO/ISPF, SDSF, z/OSMF, HCD, HMC, IOCP, and MainView.
- Provide technical guidance and support to application, development, infrastructure, and operations teams.
- Analyze system software requirements and recommend upgrades and technology improvements.
- Provide technical solutions for complex mainframe infrastructure environments.
- Support preparation of RFP/RFI/RFQ responses, technical proposals, and solution presentations.
- Collaborate with Sales, Presales, and Solution Architecture teams on customer proposals.
- Follow and implement ITIL-based processes and service management practices.

📌 Mainframe System Administrator / z/OS System Administrator & Solution (Maharashtra)
🏢 Elabs Infotech
📍 Maharashtra