Support a large-scale application modernization initiative focused on migrating enterprise applications from .NET Framework to .NET Core/.NET 8+
Execute the majority of application conversion, remediation, testing, and documentation activities across the portfolio
Work closely with the Senior .NET Application Modernization Consultant (Pod Lead)
Implement established migration patterns to ensure successful modernization outcomes
Port application code from .NET Framework to .NET Core/.NET 8+ using approved modernization approaches and tooling
Execute application modernization activities using AWS and Microsoft migration tools
Remediate compatible and upgradeable NuGet package dependencies
Convert and modernize T4 templates as directed by technical leadership
Implement modern dependency injection and configuration management patterns
Apply modernization standards, coding practices, and architectural guidance established by the Pod Lead
Execute confidence testing and validate functional parity against defined acceptance criteria
Troubleshoot and resolve migration-related defects and compatibility issues
Document modernization decisions, implementation approaches, and technical findings
Contribute to migration runbooks, knowledge-sharing materials, and project documentation
Collaborate with architects, senior consultants, QA resources, and project leadership to ensure successful delivery

Strong experience developing applications using C# and the .NET Framework
Hands-on experience with .NET Core and/or .NET 6/7/8
Experience participating in application modernization, migration, or upgrade initiatives
Familiarity with: ASP.NET MVC, ASP.NET Web API, ASP.NET Core, Dependency Injection patterns, Modern configuration management approaches
Experience updating and maintaining NuGet package dependencies
Understanding of project conversion concepts, including SDK-style project formats, PackageReference, Modern .NET build processes
Experience working with Git-based source control workflows
Strong troubleshooting and debugging skills
Ability to validate functionality and support confidence testing activities
Strong documentation and communication skills.

Important Screening Requirements due to client and clearance requirements
Candidates must be U.S. Citizens or U.S. Permanent Residents (Green Card holders)
Able to work in the United States without current or future visa sponsorship
Undergo fingerprinting as part of the onboarding process
Successfully complete a government background investigation (CJIS-type clearance)

.NET Application Modernization Consultant – Staff

Key skills