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Senior Mainframe Systems Programmer (z/OS)

Fiserv
Remote, Illinois, United States, United StatesRemotefull_timeVerifiedPosted 3 Jul 2025
💰 $157,100/yr($112,700/yr$157,100/yr)

About the role

Calling all innovators - find your future at Fiserv.

We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

Senior Mainframe Systems Programmer (z/OS)

About your role:

The Senior Mainframe Systems Programmer (z/OS) is responsible for the installation, planning, design, management, configuration, implementation, of z/OS and z/OS based ISV software tools.  This position is responsible for supporting existing systems while ensuring adherence to established standards and procedures; assists Operation and Development teams in problem determination and resolution; closely works with other teams in defining and implementing technical solutions to solve business needs and continuously seek operational and business improvements.  You will provide informal project management for complex projects and training to clients and colleagues. You will also assist the Operations Engineering zSeries leaders in reviewing software requirements and establishing technical direction and business strategy for the department.

What you'll do:

  • Work with senior team members to perform problem determination and resolution, capture and transmit system dumps, closely work with vendor’s technical support, and work with other mainframe-based technical teams on production roll-out
  • Work with internal customers to clarify technical requests, testing and validation, and project support needs
  • Work with capacity and performance teams in proactively addressing potential performance issues impacting service levels
  • Work with computer operations to quickly resolve incidents
  • Support and participate in Disaster Recovery exercises and provide on call support
  • Perform problem analysis and resolution
  • Ensure availability and performance objectives, as required by customers and management are maintained for operating systems and for system software components
  • Provide informal project management for complex projects, provide training to clients and colleagues, assist the Operations Engineering zSeries leaders in reviewing software requirements and establishing technical direction and business strategy for the department

Experience you'll need to have:

  • 10+ years of experience with the application of z/OS communications protocols and systems configuration
  • 8+ years of experience with ISV software, such as Synscort MFX or CA-Endevor
  • 7+ years of experience with JCL, UNIX Shell, and IBM system utilities
  • Bachelor's degree in a related field or an equivalent combination of education, military, and work experience

Experience that would be great to have:

  • Strong understanding of transmission methods and software
  • Experience in the financial services industry or other highly regulated industries

Important info about this role: 

  • All offers of employment are contingent on standard background checks. Fiserv and certain of its affiliated companies are federal, state and/or local government contractors. Should this position support a Federal Government contract, now or in the future, the successful candidate will be subject to a background check conducted by the U.S. Government to determine eligibility and suitability for federal contract employment for public trust or sensitive positions. Positions that support state and/or local contracts also may require additional background checks to determine eligibility and suitability.

How you'll work:

  • This role requires being on-call during non-standard and/or overnight hours on a rotational basis
  • This role requires use of a computer and audio equipment

#mainframe

#mainframecomputing

#zOS

#IBM

#WeAreMainframe

#SystemsProgramming
#IBM

#LI-CD1

Salary Range

$112,700.00-$157,100.00

These pay ranges apply to employees in Minnesota. Pay ranges for employees in other states may differ.

It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.

Thank you for considering employment with Fiserv.  Please:

  • Apply using your legal name
  • Compl

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Company

Fiserv

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