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Oklahoma AS400 Developer/Administrator

Location: Remote
Compensation: To Be Discussed
Reviewed: Wed, Sep 16, 2026
This job expires in: 30 days

Job Summary

Seeking an experienced AS400 Developer/Administrator for a part-time contract role (20 hours/week) that supports a state government client's IBM AS/400 environment, focusing on legacy application development and application-level system administration in a remote setting.

Key responsibilities:
  • Maintain, modify, and troubleshoot legacy applications written in RPG and Control Language (CL)
  • Investigate and resolve operational bugs, batch run issues, and user-reported system problems
  • Manage application-level security, user profiles, and job scheduling while coordinating with the hosting provider for system maintenance
Required qualifications:
  • Minimum 5 years of hands-on AS400 (IBM i, iSeries) application development and support experience
  • Strong proficiency in RPG IV (ILE RPG), RPGLE, CL, and SQL on DB2 for i
  • Prior experience working in a hosted or managed AS400 environment
  • Proven background in application-level IBM i work management and security administration
  • Experience with file transfer automation (FTP/SFTP)

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