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Software Developer II Security Clearance

Job in Washington, District of Columbia, 20001, USA
Listing for: Mount Indie, LLC
Full Time position
Listed on 2026-03-04
Job specializations:
  • IT/Tech
    Cybersecurity, Cloud Computing, IT Support
Job Description & How to Apply Below
Position: Software Developer II with Security Clearance
We are hiring a seasoned Software Developer to build and sustain secure enterprise applications that power mission-critical operations. This is a high-impact role for an engineer who can step into an Agile delivery environment and immediately contribute to secure, production-grade systems. What You'll Do
* Design, develop, test, and maintain object-oriented enterprise applications
* Build secure solutions using C# within modern .NET environments
* Develop and support applications hosted in Windows and Apache web services environments
* Work across the stack using Angular

JS and React
* Implement data and background processing solutions with Entity Framework and Quartz
* Manage source control and CI/CD pipelines using Azure Dev Ops and Git Lab
* Develop and maintain database integrations with Postgre

SQL and MS SQL
* Produce clean, secure, and maintainable code aligned with established secure coding standards
* Contribute immediately within a mission-focused, operational environment What You'll Bring
* Active Top Secret security clearance with SCI eligibility (required)
* Bachelor's degree in Computer Science or Software Engineering preferred (relevant experience may substitute)
* At least 7 years of professional software development experience building and supporting enterprise applications
* Required technical certification: AZ-204 or AWS Developer Associate
* DoD 8140 certification aligned to the 621 Software Developer work role (e.g., Security+, SSCP, CSSLP, or CISSP)
* Demonstrated expertise in object-oriented development with strong proficiency in C#
* Hands-on experience with: * .NET Core and .NET Framework
* Entity Framework
* Quartz
* Angular

JS and React
* Azure Dev Ops and Git Lab CI/CD
* Postgre

SQL and MS SQL
* Proven ability to write secure, high-quality, maintainable code
* Ability to operate effectively with minimal ramp-up in a mission-critical setting Nice to Have
* Secure software development certifications such as CSSLP or equivalent
* Experience with Java-based services or applications
* Advanced cloud certifications (e.g., AWS Solutions Architect Professional or Azure Architect)
* Experience applying application security practices, including OWASP Top 10 remediation
* Hands-on experience with containerization and container-based deployments
* Dev Ops or CI/CD certifications (e.g., AZ-400 or AWS Dev Ops Engineer)
* Cloud security certifications such as CCSP or advanced credentials such as CISSP
* Experience supporting classified, sensitive, or high-visibility defense or intelligence programs
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