[İş Radarı](https://jobradar.live/) / [Jobs](https://jobradar.live/ilanlar) / Remote Senior Mainframe Engineer - z/OS Upgrades

Active
Remote
Tennessee
Posted · 19.09.2026
Jooble US

# Remote Senior Mainframe Engineer - z/OS Upgrades

First National Bank of Omaha

First National Bank of Omaha is seeking a Senior Mainframe Engineer to lead the modernization and optimization of z/OS environments within a managed services context. You will guide upgrades, automate mass maintenance, and ensure reliable delivery of mainframe services...

This job was verified from Jooble US. Applications are completed on the original source.

[Apply on the original listing ↗](https://jobradar.live/ilan/ebb8ca08-0899-479d-bb58-625a76649a7e/git)

## Stop searching one by one for roles like this.

Upload your resume or enter your target roles to see your first 3 matches for free.

[Find jobs for me →](https://jobradar.live/uye/kayit)
Your resume is never shared with employers; it is processed only for matching.

Something wrong with this job?