Senior z/OS Mainframe Engineer (Remote)

First National Bank of Omaha

Oklahoma

Remote

USD 90,000 - 148,000

Full time

3 days ago

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Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

401k with match

Time Off

HSA/Dependent Care

Employee Banking

Growth Opportunities

Tuition Assistance

Disability Insurance

Job summary

First National Bank of Omaha (FNBO) is seeking a seasoned Mainframe Senior Engineer to maintain and optimize large-scale z/OS environments across client systems within our managed services team.

You will plan migrations, manage tape and software replication, upgrade subsystems, and collaborate with cross-functional teams to ensure uptime, data integrity, and scalable performance in a remote-friendly work model.

Qualifications

10+ years experience as a Mainframe Systems Engineer.
Strong knowledge of z/OS and mainframe subsystems.
Experience with z systems hardware and LPAR configuration.
Ability to work independently and communicate effectively.

Responsibilities

Maintain customer Mainframe environments and resolve issues.
Plan migrations via tape save/restore or software replication.
Assist with hardware configuration and upgrades.
Write and maintain system documentation.
Provide after-hours support as needed.

Skills

z/OS Concepts

Communication Concepts

Storage Management

z/OS Subsystems

Major Subsystems

Mainframe SME

z Systems hardware

LPAR configuration

Storage: JBOD/RAID/SAN

Printer configurations

TCP/IP IPv4

Tape library

OS Upgrades

PTF Deployment

Automation & Monitoring

Self-motivated

Communication skills

Job description

First National Bank of Omaha (FNBO) is seeking a seasoned Mainframe Senior Engineer to maintain and optimize large-scale z/OS environments across client systems within our managed services team.

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