Mainframe Application Development and Support Specialist

Role: Mainframe Application Development and Support Specialist
Location Charlotte, NC. (hybrid model).LOCALS ONLY
Exp: 10+ Years

EXCEPT GCs all other Visa Works

Need local candidates ready for in person interview.

We are seeking experienced technical professionals to provide development, production support, and deep diagnostic expertise for a large, mission-critical legacy commercial loan accounting platform. This highly customized system is based on Level 3 from AFS, built in COBOL and operating through a 3270 interface, with extensive online transaction processing via CICS and a complex VSAM master file architecture.

Key Responsibilities

• Application Development & Enhancement
• Maintain and enhance COBOL-based mainframe applications supporting commercial loan accounting.
• Implement new features and optimize existing code for performance and reliability.
• Production Support & Diagnostics
• Provide L2/L3 support for mission-critical applications, ensuring system stability and availability.
• Perform deep diagnostic analysis, troubleshoot incidents, and deliver permanent resolutions.
• Manage large-scale batch processing environments using CA7 scheduling, coordinating complex inbound and outbound file exchanges.
• System Integration
• Support real-time integrations, including synchronous web-based interactions via CICS Web Services (CWSDirect).
• Manage asynchronous messaging and system interoperability through MQ.
• Collaboration & Communication
• Work closely with deconversion teams and interface partners across multiple upstream and downstream systems.
• Document processes, provide clear technical communication, and ensure smooth coordination in a highly interdependent environment.

Required Skills & Qualifications

• Strong expertise in COBOL, JCL, CICS, VSAM, DB2.
• Experience with CA7 scheduling and large-scale batch environments.
• Hands-on knowledge of CICS Web Services (CWSDirect) and MQ messaging.
• Proven ability to support and troubleshoot mission-critical financial applications.
• Strong diagnostic and problem-solving skills in complex mainframe environments.
• Excellent written and verbal communication skills for cross-team collaboration.

Preferred Qualifications

• Prior experience with AFS Level 3 or similar commercial loan accounting platforms.
• Familiarity with legacy-to-modernization initiatives and system deconversion projects.

Background in financial services