North Point Technology
Government & Public SectorDirect Greenhouse career site

.NET / C# Developer - Senior (Top Secret with agreement to obtain CI Poly)

Location
Fort Belvoir, VA · On-site
Job type
Full-time
Level
Senior
Experience
8+ years
Listed
31 days ago

Skills & highlights for this role

  • TS/SCI clearance
  • CI Polygraph
  • .NET
  • C#
  • ASP.NET MVC
  • Internet Information Services (IIS)
  • Azure DevOps

Also useful

  • Microsoft Visual Studio 2019

About the role

This job requires active TS/SCI clearance with a CI Polygraph. Please apply only if you have an active TS/SCI clearance with a CI Polygraph.

.NET / C# Developer - Senior

Position / LCAT:.NET / C# Developer Level: Senior Lead Designation: N/A Location: Fort Belvoir, VA

Role Summary

Provides application development for a Microsoft-oriented enterprise environment, including MS.NET, C#, MVC 4+, and Internet Information Services (IIS) for Windows Server web development, in support of custom in-house developed web applications. Develops, tests, and deploys software within a DEVSECOPS operating environment across multiple supported networks, adhering to Agile, SCRUM, and Lean methodologies. Collaborates with peers to review code, ensures best practices and coding standards are followed, and uses Azure DevOps for code changes and version controls.

Responsibilities

  • Provide application development for a Microsoft-oriented enterprise environment, including MS.NET, C#, MVC 4+, and Internet Information Services (IIS) for Windows Server web development
  • Collaborate with peers to review code to ensure best practices, team norms, and coding standards are followed
  • Provide web development and version control for a Microsoft-oriented enterprise environment using Government-provided tools (Microsoft Visual Studio 2019 and later, Azure DevOps and later)
  • Estimate the level of effort required for all design, development, deployment, and testing and provide information to the COR
  • Participate in an iterative development team through all facets, including sprint planning, daily scrum meetings, reviews, and retrospectives
  • Develop documentation including test plans, end-user documentation, wireframes, mockups, Use Case Diagrams, and flowcharts; store all documentation in identified Government document repositories
  • Use Azure DevOps (ADO) for all code changes and version controls
  • Create and update test plans and record results within developer documentation
  • Collaborate with the Quality Assurance (QA) team to mitigate all findings identified during testing
  • Build fully deployable packages for development, staging, integration, and production environments and submit deployment requests for approval
  • Use all approved Government-provided templates for required documentation and ensure all development-related documents are stored in a single document repository
  • Leverage advanced programming skills to develop and incorporate mandatory fields of the DNI Audit.XML specification in accordance with ICS-500-27 Collection and Sharing of Audit Data
  • Adhere to software development methods including Agile, SCRUM, and Lean
  • Provide project status reports to the Government at all stages of the project lifecycle as required
  • Utilize Azure DevOps to record and report bugs to Quality Assurance, project managers, and other stakeholders
  • Ensure SOPs, "How To" guides, testing plans, and accreditation paperwork are complete for each application
  • Individuals not performing at a Government facility and not TS/SCI cleared shall write code in an unclassified environment and provide the code to contractor developers working at a Government facility with TS/SCI clearance for integration into integration and production environments

Required Qualifications

  • Eight years of experience in.NET Development (including MS.NET, C#, MVC 4+, and Internet Information Services (IIS) for Windows Server web development)
  • Five years of experience with Software Development Life Cycle Process (SDLC)
  • Five years of experience with software development Unit Testing, System Testing, Functional Testing, User Acceptance Testing, or other development testing experience
  • Five years of experience in SQL database development stored procedures
  • Five years of experience mentoring junior personnel on proper practices and procedures
  • Five years of experience documenting software defects using a bug tracking system and reporting defects to software developers and project managers
  • TS/SCI clearance with SBI and ability to attain SI, TK, G, HCS, and NATO Secret clearance
  • DoD 8140.03 IAT Level II / Intermediate certification

Preferred Qualifications

  • Experience with Agile, SCRUM, and Lean software development methodologies
  • Experience using Microsoft Visual Studio 2019 and later, and Azure DevOps

Additional information

North Point Technology is THE BEST place to work for curious-minded engineers motivated to support our country's most crucial missions! We focus on long term projects, leveraging the latest technology in support of innovative solutions to solve our customer's most difficult problems.

At North Point Technology, EMPLOYEES come first! We value our employees by providing excellent compensation, benefits, and a flexible work-life balance. We strive for a close-knit and open atmosphere where the owners are always directly available to our team members.

Come join us! Apply with North Point Technology today!

For positions requiring a federal security clearance, your clearance level must be clearly identified on your resume.

Read the original posting

From North Point Technology's careers page, first listed on Rolev.ai on October 10, 2026. Rolev.ai is not the employer.

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Common questions

Where is the .NET / C# Developer - Senior (Top Secret with agreement to obtain CI Poly) job at North Point Technology located?

This .NET / C# Developer - Senior (Top Secret with agreement to obtain CI Poly) position at North Point Technology is located in Fort Belvoir, VA (On-site). Always check North Point Technology's application page for specific state eligibility or relocation policies.

What qualifications are required for .NET / C# Developer - Senior (Top Secret with agreement to obtain CI Poly) at North Point Technology?

For the .NET / C# Developer - Senior (Top Secret with agreement to obtain CI Poly) role, North Point Technology highlights 8+ years of relevant experience; experience with .NET, C#, ASP.NET MVC, Internet Information Services (IIS), Azure DevOps. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.

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