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 Performance Analyst

About your role:
In this role you will be a leader in designing, implementing, and maintaining Fiserv's complex systems infrastructure. Your extensive expertise will ensure the highest levels of efficiency and reliability for our systems, supporting the operational needs of our clients. You will collaborate with a team of skilled professionals dedicated to innovation and excellence in systems engineering.

What you'll do:

Lead the design and implementation of advanced systems infrastructure and optimize system performance, ensuring high availability and reliability to meet business needs.

Provide expert-level troubleshooting and resolution of complex system issues and manage and oversee system upgrades and enhancements.

Ensure strict compliance with industry standards, best practices, and company policies.

Investigate performance slowdowns or contentions on the LPARs.

Work with performance tools available (SYSVIEW, MAINVIEW, RMF, RMF III) and modify WLM parameters for improvement or correction.

Be familiar with CICS, MQ and DB2 components. Identify bottlenecks or chokeholds on throughput.

Be available for level 2 or 3 performance escalations (including off-hour work).

Experience you'll need to have:

10+ years of experience in mainframe systems engineering.

4+ years of experience with system design and implementation.

4+ years of experience with Linux and Windows server environments.

4+ years of experience with virtualization technologies such as VMware or Hyper-V

Bachelor’s degree in Computer Science, Information Technology, or a related field, and/or equivalent military experience.

Experience that would be great to have:

Understand SAS, Assembler, Rexx, Python or JAVA languages.

Experience with disaster recovery planning and implementation.

Experience with containerization technologies such as Docker or Kubernetes.

Be familiar with VSAM RLS, ICF RLS, and Perf Kit for zOCP and Parallel SYSPLEX configurations.

Understand the deployment of the IBM engines (GP, ICF, IFL, ziiP, CBUs).

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.

Important information about this role:

This is a full-time, direct-hire position, and no contract options for unsolicited agency submissions will be considered.

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.

This role is not eligible to be performed in Colorado, California, District of Columbia, Hawaii, Illinois, Maryland, Minnesota, New Jersey, New York, Nevada, Rhode Island or Washington.

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

Please note that salary ranges provided for this role on external job boards are salary estimates made by outside parties and may not be accurate.

Thank you for considering employment with Fiserv.  Please:

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

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 AskHR.US@fiserv.com. 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.