Senior Mainframe z/OS Engineer & Automation Lead

The Home Depot; Texas; Remote; USD 120,000 - 180,000; Full time

Job summary

The Home Depot is seeking a Senior Staff Systems Mainframe Engineer to lead a team supporting our enterprise z/OS mainframe environment. You will install, configure, tune, and maintain z/OS and ISV products while driving reliability, security, and performance across a large Parallel Sysplex environment.

The role emphasizes cross-training, proactive problem-solving, and collaboration with product teams to ensure stable, scalable infrastructure and continuous improvement in operations and

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.
• 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 (Global Resource Serialization), and Workload Manager (WLM).
• I/O configuration: HCD / HCM administration of IODF / IOCDS / IOCP.
• Workload automation & scheduling: CA-7 / CA-11, automated operations tooling (Automated ops).

Responsibilities

• Lead configuration, debugging, and support for information technology solutions; manage field and corporate rollouts.
• Plan, analyze, and design infrastructure architectures including on-prem and mainframe components.
• Develop and maintain infrastructure as code and AI models for continuous improvement; drive strategic technology initiatives.
• Provide mentorship, participate in architecture reviews, and produce internal documentation; support operations and incident response.

Skills

Mainframe expertise

Systems programming

Mentoring

Cross-functional collaboration

Tools

z/OS

JES2/JES3

JCL

IPL

SMP/E

CA-7

CA-11

Sysplex Distributor

Coupling Facility

GRS

WLM

HCD/HCM

IODF/IOCDS/IOCP

Job description

The Home Depot is seeking a Senior Staff Systems Mainframe Engineer to lead a team supporting our enterprise z/OS mainframe environment. You will install, configure, tune, and maintain z/OS and ISV products while driving reliability, security, and performance across a large Parallel Sysplex environment.

The role emphasizes cross-training, proactive problem-solving, and collaboration with product teams to ensure stable, scalable infrastructure and continuous improvement in operations and