Mainframe Storage Support, System Administrator
Core
Provide expert-level support for enterprise mainframe storage environments, ensuring high availability, stability, and performance of mission-critical services.
Role type
Senior System Administrator (Mainframe Storage)
Builds
Enterprise mainframe storage infrastructure and associated technologies
Domain
Mainframe computing (z/OS) and Storage Systems
Required skills
IBM z/OS administration, IBM DFSMS components (SMS, ACS, HSM, DFP, DSS, RMM), IBM DS8000/FlashSystem management, DASD storage subsystem management, backup and recovery processes, capacity management, incident management, root cause analysis
Preferred skills
Storage performance tuning, storage provisioning, storage monitoring tools, change management processes, analytical troubleshooting
Technologies
IBM z/OS, IBM DFSMS, IBM DS8000, IBM FlashSystem, DASD, HSM, DFDSS, ICKDSF, RMM, IDCAMS, ISMF
Responsibilities
Manage and maintain DASD storage subsystems and storage allocation, 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 and FlashSystem, 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
Seniority
Senior, hands-on IC