Position: Mainframe developer
Location: Charlotte, NC. (hybrid)
Job Type: Contract
At this time we are not considering H1B''s.
Job Summary:-
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
o Maintain and enhance COBOL-based mainframe applications supporting commercial loan accounting.
o Implement new features and optimize existing code for performance and reliability.
• Production Support & Diagnostics
o Provide L2/L3 support for mission-critical applications, ensuring system stability and availability.
o Perform deep diagnostic analysis, troubleshoot incidents, and deliver permanent resolutions.
o Manage large-scale batch processing environments using CA7 scheduling, coordinating complex inbound and outbound file exchanges.
• System Integration
o Support real-time integrations, including synchronous web-based interactions via CICS Web Services (CWSDirect).
o Manage asynchronous messaging and system interoperability through MQ.
• Collaboration & Communication
o Work closely with deconversion teams and interface partners across multiple upstream and downstream systems.
o 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 or banking technology.