AS 400 Tech BA

ALMR CONSULTING PTE. LTD.; Singapore; On-site; SGD 80,000 - 100,000; Full time

Job summary

A consulting firm in Singapore is seeking an experienced AS400 Technical Business Analyst to support migration activities from AS400 to a COTS platform. The ideal candidate will have over 8 years of experience with AS400 technologies and a strong understanding of system behaviors and file structures. Key responsibilities include analyzing current applications, performing reverse engineering, and preparing documentation for development teams. This role requires collaboration with technical teams to ensure a smooth knowledge transition.

Qualifications

• 8+ years of experience working with AS400 technologies.
• Strong understanding of AS400 applications, file structures, and system workflows.
• Experience in reverse engineering and documentation (e.g., file mapping, logic flows).

Responsibilities

• Analyse the current AS400 application and document system behaviour, file structures, and data mappings.
• Perform reverse engineering of existing AS400 components to support migration activities.
• Work with technical teams to clarify system logic and dependencies.
• Prepare functional and technical documentation for use by development and migration teams.
• Support impact analysis and assist in knowledge transition from legacy to target systems.

Skills

AS400 technologies

Reverse engineering

Documentation

Collaboration

Job description

Job Summary

The AS400 Technical Business Analyst will support the migration from AS400 to a COTS platform by analysing the existing AS400 systems and producing detailed documentation. This role focuses on reverse engineering, system understanding, and mapping.

Key Responsibilities

• Analyse the current AS400 application and document system behaviour, file structures, and data mappings.
• Perform reverse engineering of existing AS400 components to support migration activities.
• Work with technical teams to clarify system logic and dependencies.
• Prepare functional and technical documentation for use by development and migration teams.
• Support impact analysis and assist in knowledge transition from legacy to target systems.

Requirements

• 8+ years of experience working with AS400 technologies.
• Strong understanding of AS400 applications, file structures, and system workflows.
• Experience in reverse engineering and documentation (e.g., file mapping, logic flows).
• Ability to collaborate with technical and business teams to extract system knowledge.
• Good to have: Knowledge of SICS (Silverlake Integrated Card System).