We have a Contract assignment available with our client in Harrisburg, PA.
Position: .Net Application Architect
Location: Harrisburg, PA
Duration: 6+ Months
OnSite: 400 North St | Harrisburg, PA 17120
The PA PUC seeks an Application Architect with deep .NETand SQL Server expertise to design and modernize PUC applications and provide enterprise solution architecture across Microsoft and Java-based platforms, ensuring secure, scalable, maintainable and reusable application solutions. This role leads the adoption of AI-augmented development: advanced GitHub Copilot usage across teams while accelerating delivery while upholding security, WCAG accessibility, and regulatory compliance.
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.
* Provide technical leadership during project planning, estimation, POC’s and architecture review sessions.
Required/Desired Skills
| Skill | Required / Desired | Amount | of Experience |
Software engineering | Required | 8 | Years | |
Application/Solution Architect on enterprise .NET and SQL Server projects in complex environments. | Required | 4 | Years | |
| | | | | | | | | |
Expert-level C#, ASP.NET Core, Entity Framework Core, Web API, and modern .NET practices (clean architecture, minimal APIs, DI, async/await patter | Required | | |
Advanced SQL Server: complex T-SQL optimization, execution plans, indexing strategies, security (RLS, DDM), and Always On availability groups. | Required | | |
Daily professional experience with GitHub Copilot for .NET/C# development, including advanced configuration and team enablement. | Required | | |
Proven hands-on experience converted data from legacy systems to modernization application data models. | Required | | |
Strong secure SDLC, Entra ID/managed identities, API security, and enterprise governance experience; excellent communication and stakeholder skills. | Required | | |
Public sector, utilities, or regulated industry experience with strict compliance and accessibility mandates. | Required | | |
Familiarity with legacy modernization, IBM FileNet/BAW; Microsoft Azure Solutions Architect Expert or equivalent certifications | Required | | |
Bachelor’s in Computer Science, Information Systems, or equivalent | Required | | |
Sarum LLC
68-60 Austin Street, Suite 403,
Forest Hills, NY 11375
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