Senior Technical Business Analyst – Legacy Modernization

This position will be - 100% on-site. The Senior Technical Business Analyst – Legacy Modernization will serve as the single point of convergence between a mission‑critical, decades‑old ACCIS legacy ecosystem and multiple concurrent modernization, compliance, and stabilization initiatives. This role requires deep historical knowledge of legacy client/server architectures, the ability to reverse‑engineer undocumented business logic, and the capacity to translate that logic into forward‑compatible, regulatorily compliant, web‑based solutions without service interruption.

The candidate must simultaneously function as a business analyst, systems analyst, functional architect, testing lead, and de‑facto institutional knowledge holder for subsidized childcare systems operating at municipal and state scale. KEY DUTIES AND RESPONSIBILITIES Legacy System Decomposition and Reverse Engineering Conduct forensic-level analysis of the existing ACCIS legacy platform, including undocumented Power

Builder code, embedded business rules, hard-coded eligibility thresholds, historical payment calculations, and exception handling logic accumulated over multiple decades. Reconstruct implicit system behavior by analyzing source code, database schemas, triggers, stored procedures, batch jobs, scheduler logic, and historical defect records. Produce exhaustive functional and technical documentation that captures both intended and emergent system behaviors, including edge cases that only manifest under ra