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Salary
$64k – $136k per year (Estimated)
Location
Remote/Hybrid (United States)
Seniority
Senior · 6+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Sep 24, 2026. First seen by Alion on Sep 23, 2026. Fiserv scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Fiserv is an American payments and financial technology company founded in 1984 that supplies core banking systems, card processing and merchant acquiring to banks, credit unions and retailers. Its 2019 acquisition of First Data added one of the largest merchant acquiring businesses in the world along with the Clover point-of-sale platform, turning the company into a full-stack provider spanning the issuing and acquiring sides of a card transaction. Headquartered in Milwaukee and listed on the New York Stock Exchange, it processes payments for millions of merchant locations and thousands of financial institutions.

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

Client Tech Support Engineering - Sr Professional II

About your role:

As a Sr. Technical Support Engineer, you will support Digital Payments clients by resolving complex application issues, analyzing technical data and improving support outcomes. You will work with clients, Product Management and Engineering to investigate defects, validate releases and recommend product improvements. Your work helps clients maintain reliable digital payment experiences and achieve measurable business results.

What you'll do:

  • Troubleshoot software application issues by replicating client-reported errors in integrated test environments.
  • Analyze server logs, Extensible Markup Language (XML) code and Single Sign-On (SSO) data to identify root causes and support resolution.
  • Provide Level II client support through phone, email and inquiry management tools.
  • Collaborate with Product Management and Engineering to share client feedback, validate release readiness and support existing CashEdge application releases.
  • Build product knowledge across Digital Payments applications and share technical guidance with clients and team members.
  • Develop tools, documentation and process improvements that improve client support workflows and reduce recurring issues.
  • Responsibilities listed are not intended to be all-inclusive and may be modified as necessary.

Experience you'll need to have:

  • 6+ years of experience in object-oriented programming for scalable, secure and maintainable web applications.
  • 5+ years of experience troubleshooting production or test environment application issues using server logs, XML data, SSO information or similar diagnostic inputs.
  • 2+ years of experience developing or supporting applications using Java Platform, Enterprise Edition (Java EE), formerly J2EE, and Structured Query Language (SQL).
  • 2+ years of experience supporting client-facing technical issues in a post-sales customer support organization.
  • 2+ years of experience working with web technologies such as XML, web services, HyperText Markup Language (HTML), JavaScript or similar technologies.
  • 2+ years of experience analyzing complex technical issues that require research, replication, documentation and cross-functional resolution.
  • Bachelor’s degree or higher in Computer Science, Engineering or related field or equivalent combination of education, related experience and/or military experience.

Experience that would be great to have:

  • Experience in software engineering or quality assurance for financial services or digital payments applications.
  • Experience using Salesforce Customer Relationship Management (CRM) for case documentation, issue tracking or client support workflows.
  • Experience with Model-View-Controller (MVC) frameworks and view technologies such as JavaServer Pages (JSP), JavaServer Faces (JSF) or similar technologies.
  • Experience supporting high-availability or high-volume transaction systems.

How you'll work:

  • This role is on-site Monday through Friday. Fiserv considers in-person collaboration to be an essential part of this role as in-person office experiences help you with your overall onboarding experience and leads to stronger productivity.
  • This role requires use of a computer and audio equipment.
  • This role requires flexibility to work overtime, including weekends and holidays.

Sponsorship:

You must currently possess valid and unrestricted U.S. work authorization to be considered for this role. Individuals with temporary visas including, but not limited to, F-1 (OPT, CPT, STEM), H-1B, H-2, or TN, or any candidate requiring sponsorship, now or in the future, will not be considered for this role.

Benefits at Fiserv:

  • Fuel Your Life program to support your physical, financial, social, and emotional well-being.
  • Paid holidays and generous time away policies.
  • No-cost mental health support through Employee Assistance Programs.
  • Living Proof program to recognize your peers’ extra effort with points redeemable for rewards.
  • Eight Employee Resource Groups to foster a collaborative culture and expand your network.
  • Unparalleled professional growth with training, development, and internal mobility opportunities.
  • Medical, dental, vision, life, and disability insurance options available from day one.
  • Retirement planning including 401k match and discounted shares with the Employee Stock Purchase Plan.
  • Tuition assistance and reimbursement program.
  • Paid parental and military leave.

This role is not eligible to be performed in Colorado, California, District of Columbia, Hawaii, Illinois, Massachusetts, Maryland, Minnesota, New Jersey, New York, Nevada, Rhode Island, Vermont, Virginia, Maine 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 name
  • Complete 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 [email protected]. 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. Pleasedo 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.

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