Mainframe Storage Administrator :

Required Technical and Professional Experience :

- 10+ Years of Experience in Mainframe Storage Administration

- Administer and manage z/OS storage environments, including EMC/Dell EMC mainframe disk subsystems

- Configure and support storage replication solutions (SRDF) for high availability and disaster recovery

- Perform disk initialization, reorganization, and space management activities

- Maintain and update SMS definitions (Storage Groups, Classes, ACS routines) across LPARs

- Manage enterprise tape library systems and tape management processes

- Monitor and automate space allocation and dataset growth to prevent storage-related outages

- Analyze and optimize I/O performance using RMF/SMF and storage performance metrics

- Maintain DFSMS components and related storage utilities and products

- Implement and support backup, archive, and DR procedures, including DR testing

- Troubleshoot and resolve high-severity storage incidents and service requests

- Coordinate with storage vendors and internal teams to resolve technical issues and escalations

- Bachelor's degree is mandatory.

Preferred Technical and Professional Experience :

- Oversee day-to-day operations of z/OS storage infrastructure supporting multiple LPARs

- Provision, configure, and manage mainframe disk resources, including volume setup and lifecycle control

- Design and maintain policy-driven storage allocation through SMS constructs and ACS logic

- Support data replication and resiliency solutions to meet availability and recovery objectives

- Administer tape environments, ensuring reliable media management and data retention compliance

- Proactively track space consumption trends and implement automated controls to avoid shortages

- Evaluate system-level metrics to identify and remediate I/O performance constraints

- Ensure operational stability of DFSMS services and associated storage utilities

- Execute backup, archive, and data movement processes aligned with enterprise standards

- Participate in disaster recovery readiness, including testing, validation, and documentation updates

- Lead investigation and resolution of critical storage-related outages and escalations

- Coordinate with vendors and cross-functional teams to deliver timely storage solutions and fixes

- Logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions, or approaches to problems

- Strong analytical and problem-solving skills with high attention to detail