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Finastra

Expert ACH Support Engineer

Finastra

Customer Support Engineer providing expert support for NACHA and FGPP under Finastra. Owning complex customer issues and collaborating with product and engineering teams.

Posted 6/26/2026full-timeRemote • New York • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies
LinuxOracleSQLUnix

About the role

Key responsibilities & impact
  • Provide expert-level functional and technical support for Payments platforms, with emphasis on NACHA / ACH processing and FGPP flows
  • Own complex and high-severity customer issues across the full support lifecycle, including investigation, resolution, validation, and customer communication
  • Act as a senior escalation point for issues impacting customer operations and business continuity
  • Analyze and troubleshoot NACHA file creation, validation, settlement, returns, and exceptions
  • Understand the operational and compliance impact of payments issues and support customers accordingly
  • Drive improvements in First Contact Resolution (FCR) and Mean Time to Resolution (MTTR) through accurate triage and strong root cause analysis
  • Identify repeat issues and collaborate with Product and Engineering teams on permanent fixes
  • Create and maintain high-quality Knowledge Articles (KAs) for repeat issues, known errors, and standard operating procedures
  • Support self-service and case deflection initiatives by ensuring knowledge is clear, reusable, and consistently applied
  • Provide guidance and mentoring to less-senior engineers, enabling independent resolution and skill development
  • Partner with Product, Engineering, Infrastructure, and Release teams to diagnose defects, validate fixes, and support deployments
  • Support disaster recovery exercises, upgrades, and change events, including testing and post-change validation.

Requirements

What you’ll need
  • SQL / Oracle Database experience
  • Ability to write and interpret SQL queries for troubleshooting and analysis
  • Experience working with Oracle databases, including schemas, tables, and audit data
  • Experience supporting enterprise-scale, transaction-intensive production systems
  • Working knowledge of Linux / Unix environments (logs, processes, permissions)
  • Familiarity with application logs, batch processing, schedulers, and message queues
  • Understanding of system-to-system integrations, APIs, and file-based interfaces
  • Experience with messaging or middleware concepts (queues, retries, wait states)
  • Strong understanding of ACH, wire payments, and real-time payments (RTP / FedNow)
  • Knowledge of payment lifecycles, validations, queues, exceptions, and repair processes
  • Familiarity with compliance and risk controls, including OFAC, sanctions, fraud, and regulatory reporting impacts
  • Experience supporting environments with multiple third-party vendors (OFAC, Fraud, FX, network providers)
  • Experience supporting regulated production environments with formal incident, problem, and change management processes
  • Ability to work within SaaS / PaaS / hybrid hosting models.
  • Strong RCA skills, with emphasis on durable fixes and reduction of case reopens
  • Ability to create and maintain reusable support knowledge
  • Ability to translate technical findings into clear documentation
  • Willingness to adopt and support AI-assisted support tools.

Benefits

Comp & perks
  • Unlimited vacation, subject to local regulations and business priorities.
  • Hybrid working arrangements and inclusive policies such as paid time off for voting, bereavement, and sick leave.
  • Access confidential one-to-one support through our Employee Assistance Program.
  • Connect with our network of Wellbeing Champions and Gather Groups.
  • Monthly events and initiatives designed to help you thrive—inside and outside of work.
  • Medical, life and disability insurance.
  • Retirement plans, lifestyle, and other benefits.
  • Paid time off for volunteering and donation-matching opportunities to support causes that matter to you.
  • Involvement in inclusion communities, such as Count Me In, Culture@Finastra, Proud@Finastra, Disabilities@Finastra, and Women@Finastra.
  • Access online learning and accredited courses through our Skills & Career Navigator tool.
  • Participation in our global recognition program, Finastra Celebrates, and regular employee surveys.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
SQLOracle DatabaseNACHAACH processingLinuxUnixAPIsmessaging conceptsreal-time paymentsincident management
Soft Skills
customer communicationroot cause analysismentoringcollaborationproblem-solvingdocumentationanalytical skillsguidanceindependent resolutioncommunication