Mainframe System DBA (m/w/d)

fiserv· First Data GmbH
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📍 Bad HomburgFull time

About this 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

Mainframe System DBA (m/w/d)

About your role:

Provide technical and operational support for a large IBM Mainframe Db2 infrastructure within a highly technical, global IBM Mainframe environment. z/OS and ISV System Administration.

What you’ll do:

  • Manage all aspects of Db2 z/OS system programming administration.
  • Maintain USS objects for Db2 and related products. Create, modify, or maintain custom-developed CLIST and REXX utilities.
  • Install Db2 for z/OS, apply Db2 for z/OS maintenance, and install Db2-related tools.
  • Participate in an on-call rotation to provide 24/7 operational support.
  • Create database backups and perform database recoveries as required. Troubleshoot service issues, identify root causes, and provide solutions.
  • Monitor the performance of database subsystems and devise solutions for performance-related issues.
  • Ensure compliance with database policies and procedures.
  • Support and participate in disaster recovery exercises. Serve as the primary point of contact for support from Db2 tool vendors (IBM, Broadcom, Insoft, etc.)

Experience you’ll need to have:

  • More than 5 years of production support experience for Db2 z/OS, including Data Sharing, Db2 Connect, and IIDR CDC.
  • Strong proficiency in JCL, DDL, DML, SMP/E, TSO, z/OS Assembler, REXX, and CLISTs.
  • Mastery of CA/Broadcom Db2 tools and utilities such as CA-Insight, IBM InfoSphere Optim, and IBM Data Capture.
  • Experience with RACF, HSM, USS, and Workload Manager in the context of Db2 z/OS.
  • Database performance monitoring and optimization.
  • The ability to work independently and maintain a strong solutions-oriented approach.

Experience that would be great to have:

  • Ability to speak fluent German

#LI-SV1

Thank you for considering employment with Fiserv.  Please:

  • Apply using your legal name
  • Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our commitment to Diversity and Inclusion:

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. 

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.

Frequently Asked Questions

Is the salary disclosed for the Mainframe System DBA (m/w/d) position at fiserv?
The salary for this Mainframe System DBA (m/w/d) role at fiserv is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Mainframe System DBA (m/w/d) position at fiserv located?
This Mainframe System DBA (m/w/d) role at fiserv is based in Bad Homburg. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Mainframe System DBA (m/w/d) role at fiserv full-time or part-time?
This is listed as a Full time position. It is posted as a Mainframe System DBA (m/w/d) role in the First Data GmbH department at fiserv.
Which team or department does the Mainframe System DBA (m/w/d) at fiserv belong to?
This Mainframe System DBA (m/w/d) position is part of the First Data GmbH department at fiserv. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Mainframe System DBA (m/w/d) position at fiserv?
Click the "Apply Now" button on this page. You will be redirected to fiserv's official application portal hosted on workday where you can submit your application directly.
When was the Mainframe System DBA (m/w/d) job at fiserv posted?
This Mainframe System DBA (m/w/d) position at fiserv was posted on Jul 29, 2026. Apply as soon as possible — early applications are often reviewed first.
Mainframe System DBA (m/w/d)
fiserv
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