Fiserv is hiring a Client Tech Support Engineer (Professional) in Bengaluru. You will provide technical support to clients and resolve their issues on time, work with internal teams to address problems efficiently, and record client interactions and fixes in the support database. The role also covers improving support processes and tools, keeping IT support documentation, FAQs and training material up to date, and managing secure file transfer processes for internal and external stakeholders. Requirements listed: 3+ years of experience in technical support and client service, and at least 1 year of troubleshooting hardware, software and network connectivity issues.