Macro Conversion Engineer

Job Role- Senior Macro Conversion Engineer

Location- Remote

Hiring Mode- Full-time 

Role 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:
  • VBA
  • VBScript
  • PowerShell
  • PCOMM HACL Automation
  • EHLLAPI Automation
  • COM 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

Documentation

• Create design documentation.
• Generate macro mapping documents.
• Support operational runbook development.

Required Technical Skills

Mainframe & Terminal Emulation

• 10+ years experience with:
  • IBM 3270
  • IBM 5250
  • Terminal emulation platforms
• Deep understanding of:
  • Host sessions
  • Presentation spaces
  • Screen attributes
  • AID keys
  • Keyboard mappings

PCOMM Automation

Strong experience in:

• IBM Personal Communications (PCOMM)
• EHLLAPI
• HACL
• COM Automation
• Session profile management
• File transfer configuration

Programming Languages

Advanced proficiency in:

• VBA
• VBScript

Preferred:

• PowerShell
• Python
• C#
• Java