Senior Mainframe Engineer: z/OS Upgrades & Automation Lead
Oak Creek, Milwaukee County, Wisconsin, 53154, USA
Listed on 2026-09-25
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Engineering
Systems Engineer -
IT/Tech
Systems Engineer
First National Bank of Omaha is seeking a Senior Mainframe Engineer to lead standardization and optimization of z/OS upgrades within our managed services. This role focuses on developing repeatable processes, compliance with enterprise standards, and guiding teams on upgrading mainframe environments.
The ideal candidate will bring deep z/OS expertise, plus the ability to plan upgrades with minimal business impact and mentor staff. Remote work is supported with occasional travel as needed.
We invite applications for the Senior Mainframe Engineer: z/OS Upgrades & Automation Lead position located in Oregon, WI, United States.
Please review the full job details above before applying.
If your experience matches this role, we encourage you to apply.
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