Principal Consultant - Infrastructure Management | Infrastructure-Mainframes | Storage

Job Title: Principal Consultant
Work Location & Reporting Address: Plano, TX 75024 (Hybrid for now but may be changed to Full onsite in the near future)
####
Contract duration: 6
Target Start Date: 01 Sep 2026
Does this position require Visa independent candidates only? Yes

Interview Process (Is face to face required?) No

Job Details:

Minimum years of experience required: 9+ years
Certification needed: No

Must Have Skills:
Strong knowledge of IBM z/OS Storage Management.
Hands-on experience with Hitachi Disk Storage (HDS/VSP, USP, VSP G Series).
Experience administering IBM Virtual Tape System (VTS) or Virtual Tape Library (VTL).
Strong understanding of DFSMS, SMS, ACS routines, and Storage Groups.
Experience with DASD management, allocation, migration, and performance tuning.
Knowledge of backup and recovery processes for mainframe storage environments.
Experience with storage monitoring and capacity planning.

Nice to Have Skills:
Coordinate storage-related software and hardware upgrades.
Troubleshoot storage incidents and resolve complex production issues.
Work closely with system programmers, application teams, and infrastructure teams during project implementations.
Create and maintain technical documentation, operational procedures, and storage standards.
Ensure compliance with enterprise security, audit, and operational policies.
Participate in on-call production support and maintenance activities as required.

Detailed Job Description:

Job Responsibilities
Administer and support IBM mainframe storage infrastructure in a 24x7 enterprise environment.
Manage and maintain DASD storage using Hitachi Disk Storage (HDS/VSP) and related storage subsystems.
Configure, monitor, and troubleshoot Virtual Tape Systems (VTS/VTL) and physical tape environments.
Perform storage allocation, provisioning, migration, and reclamation activities.
Administer and support DFSMS, SMS policies, ACS routines, and storage groups.
Monitor storage utilization, perform capacity planning, and recommend storage optimization strategies.
Support backup, recovery, replication, and disaster recovery activities.
Perform storage performance analysis and tuning to ensure optimal system performance.
Coordinate storage-related software and hardware upgrades.
Troubleshoot storage incidents and resolve complex production issues.
Work closely with system programmers, application teams, and infrastructure teams during project implementations.
Create and maintain technical documentation, operational procedures, and storage standards.
Ensure compliance with enterprise security, audit, and operational policies.
Participate in on-call production support and maintenance activities as required.

Experience level
12+ years of professional work experience as a Mainframe Storage administrator.

Technical key skills (Mandatory skills)
Strong knowledge of IBM z/OS Storage Management.
Hands-on experience with Hitachi Disk Storage (HDS/VSP, USP, VSP G Series).
Experience administering IBM Virtual Tape System (VTS) or Virtual Tape Library (VTL).
Strong understanding of DFSMS, SMS, ACS routines, and Storage Groups.
Experience with DASD management, allocation, migration, and performance tuning.
Knowledge of backup and recovery processes for mainframe storage environments.
Experience with storage monitoring and capacity planning.
Understanding of disaster recovery (DR) and business continuity processes.
Strong troubleshooting and problem-solving skills in enterprise production environments.
Experience working with IBM utilities and storage-related system tools.
Good understanding of JCL and TSO/ISPF.

Project Code: Hallmark P2 Allocations code