Senior Client Tech Support Engineer

TRS Recovery Services; Berkeley Heights (NJ); On-site; USD 65,000 - 90,000; Full time

Job summary

Fiserv in Berkeley Heights, NJ seeks an Integrated Services Engineer to deliver end-to-end client support across multiple platforms and services. You will investigate complex issues, communicate findings, and ensure service stability in a regulated environment.

The role emphasizes collaboration with engineering, product, and operations, owning issues through resolution and contributing to continual process improvements. A performance-driven mindset and willingness to work after hours are valued.

Qualifications

• 0-5 years of relevant experience or an equivalent combination of education, professional experience, and/or military service.
• Strong problem-solving and analytical skills with the ability to break down complex technical issues.
• Excellent written and verbal communication skills with a client-first mindset.
• Ability to work effectively within defined processes, procedures, and compliance requirements.
• Comfortable working in fast-paced, high-accountability environments.
• Demonstrated ability to collaborate across teams and build positive working relationships.
• Willingness to learn new technologies, platforms, and business domains.

Responsibilities

• Provide exceptional client support through clear, timely verbal and written communication.
• Investigate, diagnose, and resolve technical issues and service requests across assigned products and services.
• Log, track, and manage client interactions using established case management tools, maintaining accurate and current documentation.
• Perform detailed issue analysis, including data validation and root cause identification, to drive effective resolution.
• Reproduce client-reported issues in test or non-production environments and document findings clearly and thoroughly.
• Communicate status, risks, and resolution progress proactively to clients, peers, and leadership.
• Partner closely with internal teams (engineering, product, operations, implementation, and incident management) to resolve issues and improve service outcomes.
• Support clients with consultation, guidance, and education on product usage, best practices, and operational procedures.
• Understand and manage client expectations, prioritizing high-impact and time-sensitive items appropriately.
• Own assigned client issues through resolution, including coordination across teams when handoffs are required.
• Identify patterns and recurring issues and proactively raise improvement opportunities to leadership and partners.
• Participate in incident, root cause, and post-incident review activities as needed.
• Contribute to process improvement, knowledge documentation, and operational readiness initiatives.
• Participate in after-hours support rotations and on-call coverage as required.
• Perform additional duties as needed to support team and organizational objectives.

Skills

Client support

Issue diagnosis

Communication

Collaboration

Incident management

SQL basics

Tools

APIs

SQL querying

Ticketing systems

Job description

Fiserv in Berkeley Heights, NJ seeks an Integrated Services Engineer to deliver end-to-end client support across multiple platforms and services. You will investigate complex issues, communicate findings, and ensure service stability in a regulated environment.

The role emphasizes collaboration with engineering, product, and operations, owning issues through resolution and contributing to continual process improvements. A performance-driven mindset and willingness to work after hours are valued.