L2/L3 Payments Support Engineer - ACI/MTS (Payments, ACI, MTS, Base24, Baking Domain)

  • Charlotte, NC
  • Posted 19 hours ago | Updated 19 hours ago

Overview

Hybrid
Depends on Experience
Contract - Independent
Contract - W2
Contract - 12 Month(s)

Skills

ACH
AppDynamics
Application Support
Auditing
BASE24
BMC Control-M
Banking
Change Control
Collaboration
Data Link Layer
Debugging
Documentation
EMV
Fraud
IBM WebSphere MQ
ISO 9000
Interfaces
JSON
Linux Administration
Middleware
Network Layer
PCI DSS
Patch Management
Payment Processing
Payments
Perl
Point Of Sale
Problem Management
RTP
Real-time
Regulatory Compliance
Relational Databases
Root Cause Analysis
Routing
SQL
Scripting
Shell
Splunk
TCP/IP
Unix
XML

Job Details

Role: L2/L3 Payments Support Engineer - ACI/MTS (Payments, ACI, MTS, Base24, Baking Domain)

Location: Charlotte, NC (Need Onsite day 1, hybrid 3 days from office)

Duration: Long Term Contract

Payments, ACI, MTS, Base24, Baking Domain

Job Description:

As part of our dedicated payment operations support team , we are seeking a highly skilled L2/L3 Payments Support Engineer with hands-on experience in ACI MTS (Money Transfer System) platforms. The role is critical to ensuring the resilience, integrity, and continuous availability of high-volume payment processing systems including ACH, Wire, Card Payments, Real-Time Payments (RTP), and Digital Wallet transactions. Candidate will collaborate with application support, infrastructure, and payment operations teams to maintain service levels and respond to critical issues, while working closely with vendors.

Responsibilities:

  • Level 2 Responsibilities:
  • Monitor transaction flows (ATM, POS, Online, RTP) and proactively resolve payment disruptions.
  • Handle incidents, service requests, and escalations within defined SLAs.
  • Coordinate with infrastructure teams for patch management, capacity issues, or system upgrades.
  • Support change control processes for deployments across non-prod and prod environments.
  • for deployments across non-prod and prod environments.
  • Level 3 Responsibilities:
  • Deep-dive analysis on production incidents involving MTS (Money Transfer System).
  • Review and optimize transaction routing, message parsing (ISO 8583), and settlement interfaces.
  • Debug source code (if applicable) or configuration scripts and interface logs.
  • Drive problem management and post-incident reviews with full RCA documentation.
  • Liaise with ACI or third-party vendors for code-level fixes and updates.
  • Collaborate on compliance and security tasks including PCI-DSS, fraud alert handling, and audit support.

Requirements:

  • 7+ years in Payments Support, including L2/L3 roles within enterprise banking environments.
  • Money Transfer System (MTS).
  • ISO 8583 / XML / JSON payment messages.
  • Card processing systems (debit/credit, EMV, tokenization).
  • ACH, Wire, and RTP flows.
  • Middleware and interfaces (e.g., MQ, APIs, TCP/IP).
  • Unix/Linux administration.
  • Shell/PERL scripting.
  • SQL and relational databases.
  • Familiar with tools like Splunk, AppDynamics, ELK, Control-M, etc.
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