Senior z/OS Mainframe Engineer (Remote)

First National Bank of Omaha; Louisiana; Remote; USD 90,000 - 148,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

401k

Time Off

HSA

Employee Banking

Growth Opportunities

Tuition Assistance

Disability Insurance

Job summary

FNTS seeks a seasoned Mainframe Senior Engineer to join our managed services team. You will maintain customer z/OS environments, execute tape save/restore, software replication, backups, and break/fix support to keep systems operable and scalable.

You will collaborate with multi-disciplinary teams to migrate environments with minimal impact and document configurations. The ideal candidate has 10+ years in Mainframe administration, strong knowledge of z/OS subsystems (JES2, SDSF, TSO, RACF,

Qualifications

• 10+ years of Mainframe administration experience.
• Strong knowledge of z/OS and associated subsystems.
• Experience with LPARs, HMC, and storage management.
• Familiarity with tape libraries, SSL/TLS, and network basics.
• Proven ability to work independently in a customer-facing role.
• Excellent written and verbal communication skills.

Responsibilities

• Maintain customer z/OS environments and perform break/fix support.
• Plan migrations via tape save/restore or software replication.
• Expand and upgrade customer Mainframe environments.
• Manage backups and restore processes and document configurations.
• Work with multi-disciplinary teams on migrations with minimal impact.
• Configure OS releases and subsystem updates, and write system docs.
• Provide after-hours support as needed.

Skills

z/OS concepts

JES2

SDSF

TSO

RACF

HCD/IODF

SMP/E

Communication concepts

Storage management

z/OS subsystems

Major subsystems

CICS

IMS

DB2

MQ Series

Self-motivated

Communication skills

Job description

FNTS seeks a seasoned Mainframe Senior Engineer to join our managed services team. You will maintain customer z/OS environments, execute tape save/restore, software replication, backups, and break/fix support to keep systems operable and scalable.

You will collaborate with multi-disciplinary teams to migrate environments with minimal impact and document configurations. The ideal candidate has 10+ years in Mainframe administration, strong knowledge of z/OS subsystems (JES2, SDSF, TSO, RACF,