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You deserve to do what you love, and love what you do – a career that works as hard for you as you do. At Fiserv, we are more than 40,000 #FiservProud innovators delivering superior value for our clients through leading technology, targeted innovation and excellence in everything we do. You have choices – if you strive to be a part of a team driven to create with purpose, now is your chance to Find your Forward with Fiserv.

Responsibilities

Requisition ID R-10367919 Date posted 07 / 10 / 2025 End Date 10 / 26 / 2025 State / Region New York Additional Locations Montgomery, Alabama; Tallahassee, Florida; Atlanta, Georgia; Boise, Idaho; Indianapolis, Indiana; Des Moines, Iowa; Topeka, Kansas; Frankfort, Kentucky; Baton Rouge, Louisiana; Augusta, Maine; Lansing, Michigan; Jackson, Mississippi; Jefferson City, Missouri; Helena, Montana; Lincoln, Nebraska; Concord, New Hampshire; Trenton, New Jersey; Santa Fe, New Mexico; Raleigh, North Carolina; Bismarck, North Dakota; Columbus, Ohio; Oklahoma City, Oklahoma; Salem, Oregon; Harrisburg, Pennsylvania; Columbia, South Carolina; Pierre, South Dakota; Nashville, Tennessee; Austin, Texas; Salt Lake City, Utah; Montpelier, Vermont; Richmond, Virginia; Charleston, West Virginia; Madison, Wisconsin; Cheyenne, Wyoming Location Type Remote

Calling all innovators - find your future at Fiserv.

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Job Title

Senior Mainframe System Programmer (z / OS)

About your role :

The z / OS Mainframe System Programmer 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 z / OS 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.

What you’ll do :

• Install, maintain, and customize operating systems and 3rd party ISV system software.
• Prepares and installs system software including OS and 3rd party packages by following vendor and location-specific installation procedures.
• Work with senior team members to perform problem determination and resolution, capture and transmit system dumps, closely work with vendor’s technical support, apply fixes and patches, coordinate testing and implementation of fixes and new versions, and work with other mainframe-based or midrange-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 and automate operational processes such as IPLs, Cold Loads, and dump processing.
• 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.
• Support mainframe hardware upgrades to the latest technology.

Experience you’ll need to have :

Experience that would be great to have :

How you'll work :

#mainframe

#mainframecomputing

#zOS

#IBM

#WeAreMainframe

#LI-CD1

Salary Range

$108,900.00 - $186,800.00

These pay ranges apply to employees in New Jersey, New York and California. 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.

For incentive eligible associates, the successful candidate is eligible for an annual incentive opportunity which may be delivered as a mix of cash bonus and equity awards in the Company’s sole discretion.

Our commitment to Equal Opportunity :

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.

If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact . Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv’s Disability Accommodation Policy for additional information.

Note to agencies :

Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.

Warning about fake job posts :

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and / or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.

Benefits

Medical, Vision and Dental Benefits

Comprehensive benefit plans to suit your unique needs

Fuel Your Life Wellness Program

Resources to elevate your well-being

401k, Employee Stock Purchase Plans and Incentives & Bonuses

When Fiserv performs well, so does your financial health

Employee Resource Groups

Celebrating inclusion in the workplace

Paid Time Away

Providing the time off to manage personal needs