Senior Mainframe Engineer – z/OS Upgrades & Automation
Listed on 2026-09-25
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Engineering
Systems Engineer -
IT/Tech
Systems Engineer
First National Bank of Omaha (FNBO) is seeking a Senior Mainframe Engineer to lead z/OS upgrade programs and drive standardization across large-scale mainframe environments. You will guide teams, design repeatable upgrade processes, and push for efficiency and scalability in complex systems.
The role emphasizes mentoring, documentation, and adoption of automation to improve reliability, performance, and delivery timelines.
We are seeking a motivated Senior Mainframe Engineer – z/OS Upgrades & Automation to join First National Bank of Omaha in AL, United States.
Take a moment to read everything above and see whether this role is right for you.
This posting is for the Senior Mainframe Engineer – z/OS Upgrades & Automation role at First National Bank of Omaha, based in AL, United States.
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