Application Architect

Key Responsibilities

• Architect secure, scalable .NET (C#/ASP.NETCore) applications and SQL Server solutions using clean architecture, DDD, and performance optimization patterns
• Develop enterprise solution architectures that span multiple applications, services, APIs, databases and integration platforms while ensuring long-term maintainability and scalability
• Design data models, advanced T-SQL (stored procedures, indexing, partitioning, Query Store tuning), and HA/DR strategies for high-volume transactional systems
• Define integration strategies for enterprise systems including REST APIs, messaging authentication, and data exchange between Microsoft, IBM and third-party platforms
• Drive adoption of GitHub Copilot for .NET development, including custom instructions, prompt engineering, and AI-assisted refactoring and automated code reviews, documentation and testing
• Produce architecture diagrams, and technical specs; lead design reviews; mentor teams on .NET patterns and Copilot best practices
• Establish architecture standards, coding standards, reusable design patterns, and technical best practices across development teams
• Ensure solutions meet Commonwealth IT security policies, WCAG 2.2 accessibility, PII protection, and zero-trust principles in a regulated utility environment
• Lead the application modernization technical design efforts to migrate legacy PUC applications into cloud native applications
• Develop modernization roadmaps, evaluate technical debt and recommend phased migration strategies
• Design and implement modern software delivery practices including source control strategies, branching models, CI/CD pipelines, automated deployments, environment management and DevSecOps practices
• Evaluate emerging technologies, frameworks and commercial software products to provide recommendations aligned with the PUC's long-term technology strategy

Requirements

• Software engineering - 8 Years
• Application/Solution Architect on enterprise .NET and SQL Server projects in complex environments
• 4 Years Expert-level C#, ASP.NET Core, Entity Framework Core, Web API, and modern .NET practices (clean architecture, minimal APIs, DI, async/await pattern)
• Advanced SQL Server: complex T-SQL optimization, execution plans, indexing strategies, security (RLS, DDM), and Always On availability groups
• Daily professional experience with GitHub Copilot for .NET/C# development, including advanced configuration and team enablement
• Proven hands-on experience converting data from legacy systems to modernization application data models
• Strong secure SDLC, Entra ID/managed identities, API security, and enterprise governance experience; excellent communication and stakeholder skills
• Public sector, utilities, or regulated industry experience with strict compliance and accessibility mandates
• Familiarity with legacy modernization, IBM FileNet/BAW; Microsoft Azure Solutions Architect Expert or equivalent certifications
• Bachelor's in Computer Science, Information Systems, or equivalent