Payments Production Support Engineer

Qualis1 Inc.; Morristown (NJ); On-site; USD 90,000 - 120,000; Full time

Job summary

A financial services company located in Morristown, New Jersey, is seeking an experienced application support professional with 6-8 years of experience in the payment industry. Responsibilities include providing L2/L3 support for payment applications, troubleshooting transaction-related issues, and ensuring compliance with industry standards. Strong expertise in Java, SQL, and payment protocols is essential for success in this role, which requires effective communication and analytical skills.

Qualifications

• 6-8+ years of application support, with 5+ years in the payment industry.
• Expertise in troubleshooting applications built on Java, .NET or Python.
• Strong SQL/Oracle skills for querying transaction and dispute data.

Responsibilities

• Monitor and resolve issues in payment applications to ensure minimal downtime.
• Provide L2/L3 support for payment systems.
• Troubleshoot and support end-to-end payment card transaction processes.

Skills

Application support

SQL/Oracle

Java

API proficiency

Analytical skills

Communication skills

Tools

ServiceNow

Jira

Splunk

Dynatrace

AWS

Docker

Job description

Location: Morristown, New Jersey (100% Onsite)

Duration: 6 months

Experience Required: 6-8 Years

Note: Product support for L2, L3 on Windows OS.

Responsibilities

• Monitor and resolve issues in payment applications (e.g., payment gateways, POS systems, card processing platforms) to ensure minimal downtime and adherence to SLAs.
• Provide L2/L3 support for payment systems, addressing issues related to transaction failures, connectivity, and integrations with card networks, acquirers and issuers.
• Troubleshoot and support end-to-end payment card transaction processes including authorization, clearing, settlement, and reconciliation for credit and debit cards.
• Investigate and resolve disputes, manage chargeback processes, and ensure compliance with card network rules.
• Monitor and analyze transaction patterns using fraud detection tools, support fraud prevention measures such as tokenization, 3D Secure and risk scoring systems.
• Perform updates, patches and configurations for payment applications, ensuring security, PCI DSS compliance and optimal performance.
• Analyze logs, debug code and perform root cause analysis for issues in payment workflows including ISO 8583 message processing, EMV transactions and fraud alerts.
• Partner with development, QA, infrastructure and fraud teams to resolve issues, deploy fixes and implement system enhancements.
• Communicate with internal teams and external clients (merchants, banks) to resolve payment, dispute or fraud-related queries promptly.
• Use monitoring tools such as Splunk or Dynatrace to monitor transaction success rates, system performance and fraud trends; generate reports for stakeholders.
• Maintain detailed records of incidents, resolutions, dispute cases and system configurations for compliance and knowledge sharing.
• Identify opportunities to streamline payment processes, reduce chargeback rates and enhance fraud detection through automation or system optimizations.
• Ensure adherence to payment industry standards (PCI DSS, EMV, PSD2, GDPR) and implement security practices to protect cardholder data.

Required Skills / Qualifications

• 6-8+ years of application support, with 5+ years in the payment industry.
• Proficiency troubleshooting applications built on Java, .NET or Python.
• Strong SQL/Oracle skills for querying transaction and dispute data.
• Expertise in APIs, web services (REST/SOAP) and middleware (Kafka, RabbitMQ).
• In-depth knowledge of payment protocols (ISO 8583, SWIFT) and EMV standards.
• Comprehensive understanding of payment card lifecycle: authorization, clearing, settlement and reconciliation.
• Expertise in credit/debit card processing, including acquirer/issuer workflows and card network operations.
• Experience with dispute resolution, chargeback processes and card network regulations.
• Familiarity with regulatory standards (PCI DSS, PSD2, GDPR).
• Strong analytical, communication and collaboration skills; ability to handle high-pressure scenarios.
• Proficiency with ITSM tools (ServiceNow, Jira), monitoring platforms and fraud analytics tools.
• Experience with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes).
• Knowledge of fintech innovations, mobile payments or blockchain-based payment systems.
• Scripting skills (Bash, PowerShell) for automation of dispute or fraud workflows.