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Senior Mainframe Developer

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Location: Remote
Compensation: To Be Discussed
Reviewed: Fri, Nov 06, 2026
This job expires in: 30 days

Job Summary

To support a project with the State of South Carolina, the contract-based Senior Mainframe Developer will enhance an existing mainframe accounting platform, focusing on Composite Reservoir Accounts while working remotely within the Continental United States.

Key Responsibilities
  • Analyze existing programs to identify necessary changes for Composite Reservoir Accounts
  • Design and implement CRA functionality, including account processing and financial calculations
  • Modify COBOL programs and JCL for nightly and month-end processing while maintaining documentation and controls
Required Qualifications
  • 5+ years of Enterprise COBOL development experience in a z/OS environment
  • 5+ years of experience with NaturalOne
  • 3+ years of JCL development and production support experience
  • 3+ years of experience supporting financial or accounting systems in a regulated environment
  • Experience tracing undocumented logic through copybooks, call chains, and job streams

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