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 TitleClient Tech Support Engineer (App / Prod Support - L1/L2/L3) - NoidaProfessional - Client Tech Support EngineerExcellent Communication (Written / Verbal)Hands on Application / Production SupportNoida Location 5 Days Work From OfficeUS Night Shift Starting 2:30 AM IST Position SummaryThe Professional Tech Support Engineer independently manages production support activities, resolves complex incidents, and collaborates with multiple stakeholders to ensure application stability and client satisfaction.Key ResponsibilitiesService DeliveryExecute complex support activities and technical administration tasks.Validate application and database performance following releases and maintenance windows.Support critical banking applications while ensuring SLA compliance.Analyze application behavior and system performance.Incident ManagementTroubleshoot and resolve moderate to complex production issues.Conduct impact assessments and identify root causes.Coordinate with development, infrastructure, and database teams during critical incidents.Drive issue resolution through closure.Problem ManagementIdentify recurring issues and recommend preventive actions.Analyze trends and contribute to operational improvements.Create and maintain support documentation and troubleshooting guides.Technical RequirementsOracle TrackStrong SQL and PL/SQL skills.Experience debugging packages, procedures, functions, triggers, and views.Understanding of indexing, constraints, exception handling, and cursors..NET TrackHands-on experience supporting .NET applications.Knowledge of C#, Angular, REST services, WCF/WPF, and Oracle databases.Experience troubleshooting application logs and integration issues.Required CompetenciesAbility to work independently.Customer-focused mindset.Excellent verbal and written communication skills with the ability to engage effectively with clients, stakeholders, and cross-functional teams.Proven experience discussing product functionality, technical concepts, and system behaviour with clients in a clear and professional manner.Strong troubleshooting and problem-solving background, with a demonstrated track record of analysing technical issues and guiding clients through resolution.Domain KnowledgeExperience or strong working knowledge of banking, payments, financial services, fintech, or transaction-processing environments preferred.Ability to assess incident impact in the context of client-facing banking applications and financial services operations.Understanding of production support controls, SLA sensitivity, client impact, and operational risk in banking technology environments.Work Schedule & Coverage RequirementsWillingness to work in rotational shifts based on business and client coverage requirements.Ability to support late-evening, overnight, and early-morning shifts as required.Flexibility to support US-aligned business hours, swing-shift coverage, and bridge coverage between global support locations.Participation in on-call rotations, major incident support, and critical production events outside regular business hours, as required.Ability to operate effectively in a 24x7 production support environment supporting mission-critical applications.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 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.