Mainframe Programmer

Birlasoft · Edison, New Jersey

FULL TIME

Job Description

Senior Macro Conversion Engineer

Fulltime Role

Remote

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

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