z/OS Systems Engineer

MainframeMaster; Northern (KY); Hybrid; USD 105,000 - 124,000; Full time

Job summary

U.S. Bank seeks a seasoned z/OS Systems Programmer to lead installation, upgrade, and maintenance of IBM z/OS across multiple Sysplex environments. You will troubleshoot complex issues, administer CICS, IMS, MQ, and Db2, and collaborate with storage, security, and capacity teams to ensure high availability.

Experience in RACF security, RMF, MainView, and DR testing is highly valued; 24x7 production support and on-call coverage apply, with a strong focus on disaster recovery and resilience.

Qualifications

• Bachelor’s degree or equivalent work experience.
• At least 5 years in an IT environment.
• At least 10 years of experience with design, development and support of technology infrastructure.

Responsibilities

• Lead installation, configuration, maintenance, and lifecycle management of IBM z/OS across Sysplex environments.
• Develop and execute z/OS upgrades and maintenance using SMP/E.
• Troubleshoot complex z/OS system issues; provide root cause analysis.
• Administer mainframe subsystems including CICS, IMS, MQ, Db2; support DR planning and recovery.
• Collaborate with storage, security, networking, and capacity planning teams; maintain documentation.

Skills

Leadership

On-call support

Education

Bachelor’s degree, or equivalent

Tools

z/OS

SMP/E

JES2

CICS

IMS

MQ

Db2

RMF

MainView

RACF

GDPS

DR planning

CA Broadcom

BMC

Compuware

REXX scripting

Job description

USD 105,400 - 124,000

2 views

Posted August 3, 2026

Job Description

At U.S. Bank, we’re on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions and enabling the communities we support to grow and succeed. We believe it takes all of us to bring our shared ambition to life, and each person is unique in their potential. A career with U.S. Bank gives you a wide, ever-growing range of opportunities to discover what makes you thrive at every stage of your career. Try new things, learn new skills and discover what you excel at—all from Day One.

U.S. Bank is seeking a z/OS Systems Programmer that has extensive experience in mainframe technologies with an emphasis on installation/upgrading, tuning, and troubleshooting of z/OS and third-party software. This individual should be self-motivated and driven to help contribute toward the success of our mainframe technology initiatives. This person will work in a team environment supporting multiple systems in a highly redundant and robust mainframe environment. Participate in project teams to implement new capabilities and technologies. Suggest new or alternative products and solutions to modernize and streamline our environment. Lead projects and efforts across multiple teams.

Responsibilities Include

Lead the installation, configuration, maintenance, and lifecycle management of IBM z/OS operating systems across multiple Sysplex environments and data centers.Develop, standardize, and execute z/OS upgrade, migration, and maintenance methodologies using SMP/E for software installation and updates.Troubleshoot and resolve complex z/OS system, performance, and infrastructure issues, providing root cause analysis and long-term solutions.Administer and support critical mainframe subsystems including JES2, CICS, IMS, MQ, and Db2.Collaborate with storage, security, networking, application development, and capacity planning teams to ensure optimal system performance and availability.Configure and maintain IBM and third-party software products, including solutions from Broadcom (CA), BMC, and Compuware.Participate in Disaster Recovery (DR) planning, testing, and recovery exercises to ensure business continuity and platform resiliency.Manage and support mainframe hardware, coupling facilities, storage configurations, and GDPS environments.Maintain comprehensive system documentation, configuration standards, operational procedures, and technical diagrams.Provide 24x7 production support and on-call coverage as part of a rotating support model.

Requirements & Skills

Basic Qualifications- Bachelor’s degree, or equivalent work experience- At least 5 years of experience within a total information technology (IT) environment- At least 10 years of experience with the design, development and support of technology infrastructure

Preferred Skills/Experience:

Extensive experience administering and supporting IBM z/OS in large-scale Parallel Sysplex environments.Strong expertise in z/OS installation, configuration, maintenance, upgrades, and SMP/E software deployment.Hands-on experience supporting critical mainframe subsystems including CICS, IMS, JES2, IBM MQ, and Db2 for z/OS.Advanced knowledge of RACF security administration, access controls, and compliance best practices.Proven ability to troubleshoot and resolve complex z/OS system, performance, and availability issues.Experience with mainframe performance monitoring and capacity management tools, including RMF and MainView.Strong understanding of Coupling Facilities, Mainframe Storage Management, and IBM Z hardware infrastructure.Experience supporting and configuring enterprise mainframe software from Broadcom (CA), BMC, and Compuware.Hands-on experience with Disaster Recovery (DR) planning, testing, and recovery operations in mission-critical environments.Proficiency in REXX scripting for automation, system administration, and operational efficiency.

Location expectationsThis role requires working from a U.S. Bank location three (3) or more days per week.