Mainframe Systems Engineer - z/OS Programmer

Regions Bank•Hoover, AL
•Remote

About The Position

The Mainframe Systems Engineer installs and maintains mainframe operating systems to ensure the stability, performance, and security of Regions’ mainframe environment while driving innovation and continuous improvement. The position administers mainframe hardware, operating systems, and software; troubleshoots complex technical issues; maintains operational effectiveness; documents configurations and procedures; and provides technical support to applications and support staff. It also develops backup and disaster recovery strategies, follows risk management and cybersecurity practices, and applies disciplined change management. The role covers 24x7 on-call support on a rotating basis for problem resolution and SEV1 incidents. This position is currently offsite: associates primarily work from home and may be expected to visit a site for meetings or other events as needed. The position is exempt from timekeeping requirements under the Fair Labor Standards Act and is not eligible for overtime pay.

Requirements

  • A bachelor’s degree in Computer Science, Business, or a related field and six years of mainframe infrastructure technical software and hardware analysis, programming, and installation experience; or a high school diploma or GED and ten years of such experience.
  • Experience installing and supporting mainframe system products, including z/OS, CICS, MQ, DB2, storage, automation, zLinux, or networking.
  • Experience in problem determination, installation and support of mainframe products, disaster recovery, and performance and tuning.
  • Experience opening, managing, solving, and closing problems with vendor support centers.
  • Ability to interpret and ensure compliance with applicable rules, regulations, and industry guidance.
  • Ability to work in a team environment when applicable and under limited guidance.
  • Ability to work under pressure and meet deadlines.
  • Excellent problem-solving and troubleshooting skills.
  • Strong communication and collaboration abilities.
  • Strong understanding of mainframe hardware.
  • Must be currently authorized to work in the United States on a full-time basis; Regions will not sponsor work visas for this position.

Nice To Haves

  • Currently offsite role; applicants preferably live close to a Regions office within its retail branch footprint.

Responsibilities

  • Evaluate system specifications, input/output processes, and working parameters for hardware/software compatibility.
  • Troubleshoot and resolve complex technical issues related to mainframe systems and applications.
  • Administer, configure, and maintain mainframe systems, including hardware, operating systems, and software components.
  • Monitor, evaluate, and adjust mainframe operating systems to maintain operational effectiveness and efficiency.
  • Establish and enforce organization standards to maintain quality service.
  • Document system configurations, procedures, and best practices, and maintain installation records.
  • Determine causes of problems and provide technical assistance to applications and other support staff.
  • Develop and implement backup and disaster recovery strategies to ensure business continuity.
  • Provide rotating 24x7 on-call coverage for problem resolution and SEV1 incidents.
  • Ensure compliance with risk management programs, rules, regulations, and cybersecurity practices.
  • Identify opportunities for and support process improvements, and apply disciplined change management practices.

Benefits

  • Paid vacation and sick time
  • 401K with company match
  • Medical, dental, and vision benefits
  • Disability benefits
  • Health Savings Account
  • Flexible Spending Account
  • Life insurance
  • Parental leave
  • Employee Assistance Program
  • Associate Volunteer Program
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service