Mid-Level Software Engineer

KeyLogic is seeking a Mid-Level Software Engineer to join our Department of Energy (DOE) program team the National Energy Technology Laboratory (NETL). The Engineer will play a key role in both application development and platform modernization as we evolve toward a cloud-native architecture and introduce AI-powered capabilities. This position will help define and implement reusable frameworks and shared services that support multiple enterprise applications.

The Engineer will be part of a collaborative Agile team that develops, enhances, and supports mission-critical web applications. This role is ideal for an engineer who wants to apply strong .NET and SQL development skills toward building scalable, intelligent, and cloud-ready systems that drive impactful federal programs.

**Bachelor's or Master Degree in Computer Science and U.S. Citizenship are Required**

Position Requirements:

• U.S. Citizenship is required
• Bachelor's of Science (BS) degree in Computer Science
• 4+ years of software development experience (or 2+ years with a master's degree)
• Proficiency in C#, .NET Core, and SQL Server
• Experience developing and maintaining web applications
• Experience with cloud platforms (preferably Microsoft Azure) including deployment, services integration, or DevOps pipelines

• Experience or demonstrated interest in AI/ML integration, such as using APIs, cognitive services, or embedded intelligence features within web applications

Desired Experience:

• Experience contributing to system or application architecture, especially within .NET or Azure ecosystems
• Experience designing or maintaining shared frameworks, APIs, or platform-level services
• Hands-on experience integrating AI/ML capabilities into enterprise applications, including natural language processing (NLP), predictive analytics, or intelligent automation
• Working knowledge of Azure AI services such as Azure Cognitive Services, Azure OpenAI, or custom ML model deployment using Azure Machine Learning
• Familiarity with CI/CD pipelines, infrastructure as code, and cloud modernization strategies
• Experience working in an Agile/Scrum development environment

Desired Technical Skills:

• .NET Core, C#, Entity Framework Core, Razor Pages
• Web API development (RESTful services)
• Azure DevOps, Git, and automated build/release pipelines
• SQL Server and performance tuning
• DevExpress/DevExtreme (preferred)
• SonarQube or other code quality tools
• Familiarity with containerization (Docker/Kubernetes)

• Solid understanding of OAuth 2.0 and OpenID Connect, with hands-on experience implementing various OAuth flows (e.g. Authorization Code and Client Credentials) in web applications and integrating with identity providers such as Azure AD or Duende IdentityServer

Position Responsibilities:

• Design, develop, and maintain enterprise web applications using .NET Core, ASP.NET Razor Pages, Entity Framework Core, and SQL Server.
• Contribute to system architecture and platform design, defining reusable components, shared services, and integration patterns.
• Support the modernization of applications and infrastructure toward Microsoft Azure and other cloud-native technologies.
• Collaborate with senior engineers and architects to design solutions leveraging Azure services, REST APIs, and DevOps pipelines
• Participate in the integration of AI and machine learning features (e.g. using Azure Cognitive Services, OpenAI APIs) to enhance analytics, automation, and user experience.
• Work closely with both technical and non-technical team members to design, estimate, and implement new functionality.
• Participate in Scrum ceremonies and contribute to the continuous improvement of development processes and technical practices.
• Support business analysts with data integration, reporting, and quality initiatives.
• Pursue professional growth by learning and applying emerging technologies relevant to the evolving technical stack.