.NET Framework Upgrade Expert

Job Description

NetImpact Strategies is seeking a highly skilled .NET Framework Upgrade Expert to lead and execute the modernization of legacy .NET applications. This role requires deep technical knowledge of the .NET Framework and its transition to more modern, maintainable platforms such as .NET Core or .NET 6/7+. The ideal candidate will be capable of evaluating existing systems, identifying upgrade paths, mitigating compatibility issues, and implementing best practices for security, performance, and scalability.

Responsibilities:

• Assess existing .NET Framework applications to determine upgrade feasibility and complexity.
• Develop and execute migration strategies from legacy .NET versions to modern .NET platforms (e.g., .NET Core or .NET 6/7+).
• Refactor or redesign application components to align with new architecture and technology standards.
• Collaborate with cross-functional teams including DevOps, QA, and cybersecurity to ensure seamless integration and deployment.
• Address security vulnerabilities and performance issues as part of the upgrade process.
• Create and maintain technical documentation for the upgrade process, configuration changes, and application modifications.
• Provide mentoring and technical guidance to junior developers and other stakeholders involved in the project.
• Conduct testing and validation to ensure successful upgrade and full functionality post-migration.

Qualifications

Required Qualifications:

• Extensive experience with Microsoft .NET Framework, .NET Core, and modern .NET versions.
• Proven expertise in upgrading and modernizing .NET applications in enterprise environments.
• Strong understanding of Windows services, IIS, and related Microsoft infrastructure.
• Proficiency in C#, ASP.NET (Web Forms and MVC), Entity Framework, and SQL Server.
• Experience with code analysis tools and techniques for identifying deprecated or incompatible code.
• Familiarity with CI/CD tools and version control systems like Azure DevOps or Git.
• Excellent problem-solving skills and ability to work independently on complex technical challenges.
• U.S. Citizenship required; must be able to obtain and maintain a public trust clearance.

Preferred Qualifications:

• Experience migrating applications to Azure or other cloud platforms.
• Knowledge of containerization technologies such as Docker and Kubernetes.
• Familiarity with microservices architecture and RESTful API design.
• Previous federal consulting experience.

#LI-Remote

About Us

Perks of working at NetImpact Strategies 

• Your health comes first – we offer comprehensive medical, dental, & vision insurance that starts the first of the month after you join the team 

• Invest in your future – 401(k) Plan – Immediately vested employer contributions; no matching required 

• Work hard, play hard – we offer a generous Paid Time Off (PTO) policy, one (1) additional day of paid wellness leave per calendar year, and observe ten (10) federal holidays 

• Pawsitively pawesome – Pet Insurance (because our little critters are part of our families, too!) 

• Invest in your education – Tuition reimbursement, internal training programs, & company-sponsored industry certifications! 

• Be part of a dynamic and collaborative work environment recently ranked by The Washington Post as a Top Work Place in 2019, 2021,2022, 2023, & 2024! 

• Have fun and celebrate and give back – Team building activities, community volunteering, quarterly HQ days, wellness events, happy hours, family fun events, and more!  

ABOUT US 

NetImpact Strategies Inc. (NetImpact) has been a Trusted Advisor driving impact through digital transformation for the Federal Government for over a decade. We solve complex problems with innovation and agility to create meaningful, transformative, and enduring change. As Trusted Advisors, NetImpact professionals partner with customer agencies to deliver solutions that empower them to not only meet their missions but also realize their strategic vision through agile, outcome-focused solutions addressing both strategic and tactical requirements. We design and implement comprehensive, tailored solutions that are both mindful of the client's culture and organizational dynamics. NetImpact’s core values and commitment to a customer and results-oriented delivery approach has propelled our growth and enabled us to deliver impactful value across Strategic Consulting, Process Automation, Cloud, DevSecOps, Data and Analytics, and Cyber Security for the Federal Government. 

ACCESSIBILITY NOTE 

NetImpact Strategies is committed to complying with all applicable provisions of the Americans with Disabilities Act, as amended (“ADA”), and applicable state and local laws. It is NetImpact’s policy not to discriminate against any qualified person or applicant with regard to any terms or conditions of employment on the basis of such individual’s disability. Consistent with this policy of non-discrimination, NetImpact will provide reasonable accommodations to an individual with a disability, as defined in the ADA or applicable law, who has made NetImpact aware of his/her disability, unless doing so would cause undue hardship to NetImpact. If you are an applicant and need reasonable accommodation when applying for job opportunities within NetImpact, or request reasonable accommodation to utilize NetImpact’s online employment application, please contact careers@netimpactstrategies.com.