Position Summary...

The Mainframe Storage Administrator is responsible for supporting Walmart’s enterprise mainframe storage infrastructure across complex, high availability parallel sysplex environments. This role manages storage pools, virtual tape, disaster recovery processes, and IBM storage technologies that support mission critical workloads at large scale.

The Administrator works closely with mainframe systems, capacity planning, operations, and application teams to ensure resilience, performance, and operational excellence.

What you'll do...

Storage Operations & Engineering · Manage storage pools, including adding volumes, cleanup, and reclaiming unused volumes. · Provide support for space allocation recommendations and usage optimization. · Administer and maintain IBM DS8K storage systems. · Support multiple large-scale parallel sysplex environments with data sharing. · Perform system initialization, performance tuning, and subsystem optimization. Virtual Tape & Backup · Support virtual tape operations, ideally with experience in Luminex virtual tape systems (preferred but not required). · Work with DFHSM for hierarchical storage management. · Utilize tools including FDR and MVSRM for backup, recovery, and storage resource management. Replication, Resiliency & High Availability · Support IBM GDPS environments, including: o Metro Mirror o Global Mirror o Metro-Global Mirror o Hyperswap · Participate in Disaster Recovery planning, testing, and execution. · Maintain DR readiness across mainframe storage assets. · Utilize JCL, TSO What You'll Bring · Knowledge of DFHSM, DFSMS, FDR, MVSRM, and related storage utilities. · Experience managing mainframe storage pools and volume lifecycle operations. · Understanding of mainframe storage concepts, catalogs, and alias structures. · MVS System commands, catalog management. · Skills with: o JCL o TSO o Rexx & CLIST scripting · Experience with multi-site and multi-sysplex environments. · Familiarity with IBM GDPS and replication technologies. · IBM DS8K storage experience required. · Knowledge of system initialization, tuning, and performance optimization. · Ability to participate in on-call rotation as needed. Preferred Experience While not required, the ideal candidate will have familiarity with: · Disaster Recovery methodologies and tooling. · Mainframe networking concepts. · Experience with storage management and data governance in enterprise environments. · Advanced tuning, automation, and tooling for storage workflows. Product Experience (Nice to Have) Experience with any of the following tools is highly desirable: BMC Tools · MainView / AMI OPS · SRM · AutoOps Compuware · FileAid · Xpediter Scheduling & Automation · ControlM or ICE conversion experience · OPS/MVS Other Mainframe Products · Rocket Software MobiusView / Infopac · JCLPlus (SEA) · MacKinney Batch for CICS (CEMT) · RIO (Vanguard) · Sterling Commerce Connect:Direct · Tectia SSH · UNIX System Services Soft Skills · Analytical and troubleshooting abilities. · Ability to work effectively across cross-functional teams. · Strong communication skills, both written and verbal. · High attention to detail and accuracy. · Ability to manage multiple priorities in a fast-paced environment. Other · Stability and performance of mainframe storage systems. · Reduction in storage related incidents and allocation issues. · Efficiency of storage pool management and reclaiming efforts. · Successful DR tests and adherence to resiliency requirements. · Quality of documentation and operational runbooks. At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. Health benefits include medical, vision and dental coverage. Financial benefits include 401(k), stock purchase and company-paid life insurance. Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting. Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more. You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable. For information about PTO, see https://one.walmart.com/notices. Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities. Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms.
For information about benefits and eligibility, see One.Walmart.
The annual salary range for this position is $70,000.00 - $130,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :

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Minimum Qualifications...Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

Option 1: Bachelor's degree in computer science, computer engineering, information systems, information technology, or related area.

Option 2: 3 years’ experience in technology infrastructure engineering across areas such as compute, storage, network, mobility or virtualization relatedtechnologies.

Preferred Qualifications...Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.

We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly. The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture.

Primary Location...

805 Se Moberly Ln., Bentonville, AR 72712, United States of America

Walmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.