Mainframe Natural / ADABAS System Analyst

Mainframe System Analyst

We are seeking a seasoned Mainframe System Analyst with deep expertise in Natural 4 / ADABAS, to serve as a critical resource in an ongoing enterprise application modernization initiative for a city government agency. This role is a backfill for a key analyst position and will involve extensive work on integrating the legacy Buildings Information System (BIS) with new cloud-based and web-enabled platforms.

The ideal candidate brings not only strong mainframe technical skills but also excels in systems analysis, requirements interpretation, interface design, and cross-functional coordination.

Key Responsibilities :

• Serve as the lead analyst for integration between BIS (Natural / ADABAS-based) and modern application ecosystems.
• Perform in-depth analysis of existing BIS architecture, data flows, and business processes.
• Define, document, and translate business and technical requirements into detailed functional and interface specifications.
• Collaborate with internal city resources, development teams, and external vendors to ensure proper integration design and implementation.
• Support development teams in understanding legacy logic and assist in reengineering legacy processes where needed.
• Participate in planning, system design reviews, integration testing, and go-live support.
• Analyze and troubleshoot data conversion issues, normalization logic, and integration challenges.

Required Skills & Experience :

Desirable Skills :

Additional Notes :

This is a high-visibility role supporting a mission-critical transformation. The selected analyst will act as a bridge between business and technology, with responsibility for understanding the legacy BIS landscape and ensuring smooth, reliable integration into future-state systems.

(ref : hirist.tech)