Full Stack .NET Developer; TS Security Clearance

Position: Full Stack .NET Developer (TS) with Security Clearance
Revolutional delivers advanced technology solutions and mission support to federal agencies across civilian, health, and national security environments. We apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes. We are redefining how federal technology gets built and delivered by operating with a product mindset, prioritizing speed, ownership, and execution over bureaucracy.

We have an exciting full time opportunity for an experienced Full Stack .NET Developer in DC supporting a highly secure, mission critical environment. As a Full Stack .NET Developer at Revolutional, you will design, build, and maintain secure, scalable applications in a classified environment. You will operate across the full stack, from backend services and database design to front-end user interfaces.

This role requires engineers who can consistently deliver production-quality software while navigating structured, security-conscious environments. You are expected to troubleshoot complex issues, contribute to modernization efforts, and take ownership of delivering reliable, mission-critical capabilities. What You'll Do
As a Full Stack .NET Developer you will:
• Design, develop, test, and maintain full stack applications using C# and the .NET ecosystem
• Build and enhance backend services, APIs, and data access layers
• Develop and maintain front-end components using modern web technologies (JavaScript, HTML, CSS)
• Design and optimize SQL Server databases, including stored procedures, functions, and performance tuning
• Troubleshoot issues across application, database, and infrastructure layers
• Identify and remediate security vulnerabilities in accordance with federal standards
• Support CI/CD pipelines and automated deployment processes
• Participate in Agile development processes, including sprint planning, demos, and retrospectives
• Contribute to secure mobile application support and integration efforts What You Bring (Requirements):
• Active Top Secret clearance with SCI eligibility.
• U.S. Citizenship required.
• 5+ years of professional experience in .NET/C# development.
• Security+ certification. Technical Capabilities
• Strong experience building full stack applications using .NET frameworks (.NET Core, MVC, or similar).
• Proficiency with SQL Server, including T-SQL, stored procedures, and database design.
• Experience troubleshooting and debugging across multiple system layers.
• Familiarity with secure development practices in regulated or classified environments.
• Experience working in Agile development teams. Nice to Have (Differentiators):
• Experience with Azure Dev Ops, TFS, or similar CI/CD tools.
• Familiarity with cloud platforms such as Azure or AWS.
• Experience with version control systems (Git, TFS).
• Knowledge of SharePoint integration or development.
• Exposure to secure mobile development or device management environments.
• Experience in client-facing or mission-driven environments.
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Here at Revolutional we are pleased to have been repeatedly recognized for our outstanding work culture, the innovative work we do, and the employees on our team who make a difference each day. Some of these recognitions include:
• Recognized as a Top 20 "Best Place to Work in Virginia"
• Recipient of Department of Labor's Hire Vets Gold Medallion
• Great Place to Work Certification for five years running
• A Virginia Chamber of Commerce Fantastic 50 company
• A Northern Virginia Technology Council Tech 100 company
• Inc. 5000 list of fastest growing companies for eleven years
• Two-time SBA SBIR Tibbett's Award winner
• Virginia Values Veterans (V3) Certification We recognize that every bit of our success is the result of our teams of hard-working, motivated, and innovative professionals who are proud to call themselves part of the Revolutional family! In addition to competitive compensation, a family-focused culture, and a dynamic, productive work environment, we offer all full-time employees a variety of benefits including, but not limited to:
• Traditional and HSA- eligible medical insurance plans
• 100% employer-paid dental and vision insurance options
• 100% employer-sponsored STD, LTD, and life insurance
• 5% 401(k) company matching
• Flexible-schedules and teleworking options
• Paid holidays and PTO Accrual Plans
• Paid Parental Leave
• Professional development and career growth opportunities
• Team and company-wide events, recognition, and appreciation-- and so much more!