We are looking for Senior Mainframe z/OS Systems Programmer with exciting project opportunities.

Job Role: Senior Mainframe z/OS Systems Programmer

Location: Pan India

Notice Period: Immediate / 15 Days

Experience: 8+ Years

Relevant Experience: Strong hands-on experience in IBM Mainframe z/OS System Programming and Systems Administration, including z/OS internals, Unix System Services (USS), SMP/E, JES, REXX, VSAM, system installation, configuration, maintenance, upgrades, performance management, troubleshooting, ISV product support, IPL activities, disaster recovery, and IBM Systems Automation.

Mandatory Skills:

- Minimum 6+ years of experience in IBM Mainframe z/OS System Administration / System Programming.
- Strong hands-on experience in z/OS operating system administration, system internals, subsystem interactions, and system components.
- Strong experience with Unix System Services (USS).
- Hands-on experience with SMP/E installation, maintenance, software upgrades, and service management.
- Strong knowledge of REXX, Java, VSAM, JES, ISPF, TSO, and JCL.
- Experience in mainframe work management, user management, journal management, and performance management.
- Strong experience in third-party ISV product installation, administration, maintenance, and troubleshooting.
- Experience in z/OS system diagnostics, problem determination, root cause analysis, and resolution.
- Hands-on experience in system performance analysis, monitoring, and optimization.
- Experience supporting z/OS releases, upgrades, patches, and component software changes.
- Experience with mainframe IPL activities and production/test environment support.
- Experience in Disaster Recovery planning, testing, and execution.
- Knowledge of IBM Systems Automation, event monitoring, automated recovery, and policy-based automation.
- Experience in incident, change, and problem management processes.
- Robust troubleshooting experience across mainframe infrastructure, operating systems, subsystems, and application-related issues.

Good-to-Have:

- Working knowledge of RACF, zSecure, and zSecure Admin.
- Experience with z/OS Management Facility (z/OSMF).
- Knowledge of GDPS and IBM NetView.
- Experience with Python and Ansible automation.
- Knowledge of ZCDP.
- Experience with SAS/SLC.
- Knowledge of IIQ/IDN Connector for RACF.
- Experience with Exstream Dialogue.
- Experience supporting IBM z17 implementation and modernization projects.
- Working knowledge of ServiceNow for incident, change, and problem management.
- Experience supporting multiple LPAR environments.
- Experience with monthly production and test IPLs and annual DR exercises.




- Experience with after-hours production implementations and maintenance activities.
- Bachelor's degree in Computer Science, Information Technology, or a related field.

Key Responsibilities:

- Administer, maintain, and support IBM Mainframe z/OS operating system environments.
- Act as a technical subject matter expert for z/OS operating systems, system components, and subsystem interactions.
- Plan, coordinate, install, implement, test, and support z/OS releases, upgrades, patches, and component software changes.
- Perform SMP/E software installation, maintenance, and upgrade activities.
- Provide primary technical support for assigned Independent Software Vendor (ISV) products.
- Install, configure, evaluate, and maintain new mainframe products as required.
- Diagnose and resolve z/OS platform, infrastructure, subsystem, and third-party product issues.
- Perform root cause analysis and implement permanent corrective actions for recurring issues.
- Monitor system performance and analyze performance-related issues.
- Provide technical consultation and support to infrastructure and application teams.
- Support monthly production and test IPL activities across approximately 21 LPARs.
- Participate in annual Disaster Recovery planning, testing, and execution.
- Support event monitoring, automated recovery, and policy-based automation activities.
- Work with ISPF, TSO, JCL, REXX, GDPS, NetView, z/OSMF, Python, and Ansible for system administration and automation.
- Support mainframe work management, user management, journal management, and performance management.
- Manage production incidents, service requests, planned changes, and problem records.
- Utilize ServiceNow for incident, change, and problem management activities.
- Coordinate with cross-functional teams to troubleshoot and resolve infrastructure and application-related issues.
- Lead daily operations meetings in the absence of critical P1 incidents.
- Participate in after-hours implementations, maintenance windows, and production support activities.
- Support modernization initiatives, including IBM z17 implementation.
- Maintain technical documentation, operational procedures, incident reports, and root cause analysis documents.




- Act as the primary support resource for assigned products and provide backup support for other products.
- Ensure system availability, stability, performance, and operational compliance.

Who Can Apply? ✔️ Minimum 6+ years of experience in IBM Mainframe z/OS System Programming / Systems Administration.

✔️ Strong hands-on experience in z/OS internals, USS, SMP/E, REXX, JES, and VSAM.

✔️ Experience in mainframe system installation, maintenance, upgrades, and troubleshooting.

✔️ Proven experience supporting third-party ISV products.

✔️ Strong system diagnostics, performance analysis, problem determination, and RCA skills.

✔️ Experience with mainframe IPL activities and production/test environment support.

✔️ Experience with Disaster Recovery planning and testing.

✔️ Knowledge of IBM Systems Automation, event monitoring, and automated recovery.

✔️ Working knowledge of RACF, zSecure, z/OSMF, GDPS, and NetView is an advantage.

✔️ Experience with incident, change, and problem management processes.

✔️ Working knowledge of ServiceNow and flexibility to support after-hours implementations.

✔️ Experience with multiple LPAR environments and large-scale mainframe infrastructure.

✔️ IBM z17 implementation or modernization experience would be an added advantage.

Candidate Details:

Please share the following details along with your updated resume:[email protected]

Full Name:

Contact Number:

Email ID:

Current Location:

Total Experience:

Relevant Mainframe Experience:

IBM z/OS Experience:

z/OS System Programming Experience:

Unix System Services (USS) Experience:

SMP/E Experience:

JES2 / JES3 Experience:

REXX Experience:

VSAM Experience:

Java Experience:

ISV Product Support Experience:

Third-Party Product Installation Experience:

RACF Experience:

zSecure / zSecure Admin Experience:

IBM Systems Automation Experience:

GDPS Experience:

NetView Experience:

z/OSMF Experience:

ISPF / TSO / JCL Experience:

Python / Ansible Experience:

IPL Support Experience:

Production / Test Environment Support Experience:

LPAR Support Experience:

Disaster Recovery Experience:

Performance Management / Monitoring Experience:

System Diagnostics / RCA Experience:

Incident / Change / Problem Management Experience:

ServiceNow Experience:

SAS / SLC Experience:

ZCDP Experience:

IBM z17 Implementation Experience:

After-Hours Production Support Experience:

Current Company:

Notice Period:

Current CTC:

Expected CTC:

We look forward to connecting with you!!

Thanks and Regards,

TAG Team

📌 Senior Mainframe z/OS Systems Programmer (Bengaluru)
🏢 ZettaMine Labs
📍 Bengaluru