Mainframe Programmer
Senior Macro Conversion Engineer Fulltime RoleRemoteRole Summary Serve as primary technical lead responsible for reverse engineering current macros and convert this to Rocket terminal emulator macros / IBM PCOMM-based automation solutions while preserving business functionality, performance, and output integrity.
Key Responsibilities:
- Macro Analysis and Conversion
- Analyze Rocket macro scripts and workflows.
- Reverse engineer business logic and process dependencies.
- Convert Rocket macros using:
- VBAVBScriptPowerShellPCOMM HACL AutomationEHLLAPI AutomationCOM Automation Solutions
- Mainframe Automation Development
Automate:
Host navigation
Screen recognition
Protected/unprotected fields
Function key processing
File transfers
Multi-session operations
Batch processing
Reliability Engineering
Replace hard-coded delays with:
Screen-ready checks
Cursor-position validation
Host synchronization techniques
Field readiness validation
Implement:
Logging
Error handling
Retry mechanisms
Recovery workflows
DocumentationCreate design documentation.
Generate macro mapping documents.
Support operational runbook development.
Required Technical Skills
Mainframe & Terminal Emulation
Deep understanding of:
Host sessions
Presentation spaces
Screen attributesAID keys
Keyboard mappingsPCOMM Automation
Strong experience in:
IBM Personal Communications (PCOMM)EHLLAPIHACLCOM Automation
Session profile management
File transfer configuration
Programming Languages
Advanced proficiency in:
VBAVBScript
Preferred: PowerShellPythonC#Java