Senior Mainframe Engineer: z/OS & Automation Lead

First National Bank of Omaha

Louisiana (MO)

Remote

USD 120,000 - 180,000

Full time

14 days+
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Benefits offered by this job

Medical, Dental, Vision Insurance
401k with Matching
Time Off Programs
Health Savings Account (HSA)
Employee Banking
Growth Opportunities
Tuition Assistance
Disability Insurance

Job summary

First National Bank of Omaha is seeking a Senior Mainframe Engineer to lead our z/OS modernization efforts within the managed services engineering team. You will set standards, optimize processes, and ensure reliable delivery of mainframe services while mentoring staff.

The role emphasizes upgrades, automation, and governance across IBM software products; remote work from multiple states is supported, with travel as needed. 10+ years of experience in mainframe engineering are required.

Qualifications

  • 10+ years of experience as a Mainframe Senior Systems Engineer.
  • Proven experience in z/OS upgrades, mass maintenance, and software installation.
  • Expertise across JES2, HCD/IODF, SMP/E, WLM, OMVS/USS, SMF/RMF, ASM, GRS, SDSF, TSO, RACF.

Responsibilities

  • Lead technical direction and mentor team members on z/OS upgrade optimization.
  • Design and implement standardized approaches for z/OS upgrades and mass maintenance.
  • Oversee installation, configuration, and maintenance of IBM and ISV software products per enterprise standards.
  • Collaborate with cross-functional teams to plan and execute OS upgrades with minimal business impact.
  • Develop and maintain technical documentation and templates for OS rollouts.
  • Drive adoption of new technologies and automation frameworks.

Skills

z/OS upgrades
JES2
HCD/IODF
SMP/E
WLM
RACF
VTAM
TCP/IP
LPAR/HMC
SMS/DFDSS/VSAM
IBM MQ
CICS TS
IMS
DB2
automation tools

Tools

CICS TS
IMS
DB2
IBM MQ

Job description

First National Bank of Omaha is seeking a Senior Mainframe Engineer to lead our z/OS modernization efforts within the managed services engineering team. You will set standards, optimize processes, and ensure reliable delivery of mainframe services while mentoring staff.

The role emphasizes upgrades, automation, and governance across IBM software products; remote work from multiple states is supported, with travel as needed. 10+ years of experience in mainframe engineering are required.

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