Mainframe Storage Support, System Administrator

Overview

Provide expert-level support for enterprise mainframe storage environments, ensuring high availability, stability, and performance of mission-critical services across complex z/OS environments.

What you'll do

• Provide day-to-day support for IBM mainframe storage infrastructure and associated technologies.
• Manage and maintain DASD storage subsystems, storage allocation, and performance optimization.
• Support IBM DFSMS components, including SMS, ACS routines, HSM, DFP, DSS, and RMM.
• Administer and support storage hardware and software platforms such as IBM DS8K, FlashSystem, and related storage technologies.
• Perform incident management, root cause analysis, and problem resolution for storage-related issues.
• Participate in change management activities, including implementation planning, risk assessment, testing, and execution.
• Monitor storage utilization, analyze trends, and perform capacity management activities to ensure future growth requirements are met.

What you'll need

• 5+ years of experience supporting IBM Mainframe Storage environments, with strong knowledge of IBM z/OS operating systems and storage architecture.
• Hands-on experience with the DFSMS suite (SMS, DFHSM/HSM, DFDSS, ICKDSF, RMM, IDCAMS, ISMF).
• Hands-on experience supporting IBM DS8000 storage platforms.
• Practical experience managing backup, recovery, replication, and disaster recovery processes.
• Bachelor's degree in Information Technology, Computer Science, Engineering (or equivalent experience).
• Strong English communication skills.

Nice to have

• Deep understanding of DASD management, storage provisioning, performance tuning, and capacity planning.
• Familiarity with storage monitoring/reporting tools and incident, problem, and change management processes.
• Strong analytical and troubleshooting skills with the ability to support critical systems under tight operational and SLA requirements.

Details

• Location: Bangalore, Karnataka, India.
• Hybrid-friendly work arrangement.