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Posted 2h ago•Tallahassee, FL

Senior .NET Application Architect

SeniorOn-site (Tallahassee)Salary undisclosed
Required Skills
JavaScriptReactVue.jsAngular.NETAzureSQLCI/CD
Job Description

ASSYST is seeking a Senior .NET Application Architect to lead the technical remediation and architecture of the Comptroller Automation Platform in Tallahassee, FL (Onsite)

The Senior .NET Application Architect will guide the modernization and alignment of over 1,500 computing assets interfaces, enterprise applications, databases, and reporting systems and lead legacy-to-modern architecture transitions, perform fit-gap analyses, ensure code quality via SonarQube, resolve security vulnerabilities, replace legacy UI frameworks (AngularJS/Kendo UI) with modern alternatives, and provide technical guidance across the agency’s .NET ecosystem.

Key Responsibilities

  • Architectural Strategy & Design: Architect end-to-end .NET solutions, set design standards, define system patterns, and document Architecture Decision Records (ADRs).
  • System Modernization & Migration: Lead legacy-to-.NET migrations (e.g., JCL/COBOL/FOCUS), evaluate new tech stacks, and remediate technical debt without business disruption.
  • Financial Alignment: Perform fit-gap analyses, re-engineer incoming/outgoing interfaces, and align critical financial processe

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