.NET Developer Security Clearance

Position: .NET Developer with Security Clearance
Koniag IT Systems, LLC, a Koniag Government Services company, is seeking a .NET Developer to support KITS and our government customer in Tysons, VA. This position is hybrid, candidates may be required to travel onsite at the Tysons, VA location. This position requires the candidate to be able to obtain a Public Trust. We offer competitive compensation and an extraordinary benefits package including health, dental and vision insurance, 401K with company matching, flexible spending accounts, paid holidays, three weeks paid time off, and more.

The ideal candidate is a .NET Developer who thrives in collaborative environments and is passionate about building scalable, secure, and high-performance web applications. This role requires strong technical leadership, expertise in modern .NET and React ecosystems, and the ability to work effectively with cross-functional teams in an Agile environment. Essential Functions, Responsibilities & Duties may include, but are not limited to:
The .NET Developer will design, develop, and deploy full-stack web applications using modern .NET frameworks and react, while collaborating with government stakeholders, QA teams, and project management to deliver high-quality solutions. Principal responsibilities will include but are not limited to:
* Design, develop, test, and deploy client-specific configurations and platform enhancements across the full technology stack
* Familiar with object oriented design concepts
* Build and maintain robust API features in C# using modern .NET frameworks (ASP.NET Core, Entity Framework Core) with emphasis on security, performance, and reliability
* Design and implement front-end applications in React and Type Script with strong focus on performance, accessibility, and user experience
* Participate actively in Agile ceremonies including sprint planning, daily standups, retrospectives, and backlog refinement
* Collaborate with cross-functional teams including Government stakeholders, QA, Development, Project Management, and Support to meet release and delivery requirements
* Manage complex release cycles across multiple environments, ensuring smooth deployments and minimal disruption
* Maintain comprehensive technical documentation for applications, APIs, and architectural decisions
* Drive continuous improvement initiatives by identifying opportunities for optimization, automation, and enhanced development practices
* Design and implement scalable architectures following clean architecture principles, SOLID design patterns, and distributed system best practices
* Work with cloud platforms and containerized applications to ensure optimal deployment and scalability
* Contribute to CI/CD pipeline development and infrastructure as code implementations
* Provide technical guidance and mentorship to development team members

Education and Experience:

Required:

* Bachelor's degree or 4 years relevant experience in Computer Science, Computer Information Systems, Software Engineering, or related field
* 4+ years of professional software development experience with .NET, ASP.NET Core, and Entity Framework Core
* 4+ years of professional experience with modern front-end frameworks (React, Angular, or Vue.js)
* Demonstrated experience managing complex release cycles across multiple environments Required Skills and

Competencies:

* Proficiency in C#, ASP.NET Core, and building RESTful APIs following industry best practices
* Strong expertise in React and Type Script for building responsive, accessible web applications
* Solid understanding of relational database management systems (RDBMS) and database design principles
* Experience with cloud platforms (Azure or AWS) including deployment, monitoring, and optimization
* Hands-on experience with containerized applications using Docker and orchestration with Kubernetes
* Familiarity with CI/CD pipelines and infrastructure as code practices
* Deep knowledge of clean architecture, SOLID principles, and distributed system design patterns
* Strong understanding of scalable architecture design and implementation
* Proficiency with version control systems, particularly Git and collaborative workflows (branching…