Senior z/OS Mainframe Engineer: Reliability & Automation

The Home Depot

Austin (TX)

Hybrid

USD 125,000 - 180,000

Full time

14 days+

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Job summary

The Home Depot seeks a Senior Staff Systems Mainframe Engineer to lead a team responsible for the reliability, performance, and security of the enterprise z/OS mainframe environment in Austin. You will install, tune, and maintain z/OS and ISV products, while cross-training the team to mitigate single-point failures.

Ideal candidates have extensive mainframe experience across Parallel Sysplex, security tooling, and modern automation.

Qualifications

8+ years supporting production enterprise z/OS mainframe infrastructure.
Core z/OS systems programming: base control program, JES2/JES3, JCL, IPL, JES2 commands, and batch management.
Software installation & maintenance: SMP/E for product installation and maintenance.
Hardware: z/Architecture hardware experience across z13 / z14 / z15 / z16.
Parallel Sysplex / High Availability: Sysplex Distributor, Coupling Facility, GRS, and WLM.
I/O configuration: HCD / HCM administration of IODF / IOCDS / IOCP.

Responsibilities

Lead configuration, debugging, and support for mainframe infrastructure solutions.
Plan and execute technology rollouts and infrastructure as code to production.
Develop and maintain training materials to reduce single-point dependencies.
Collaborate with product teams to design scalable, secure architectures for enterprise workloads.
Perform root cause analysis and post-mortem reviews for incidents and security events.