Software Engineer-Developer Security Clearance

Position: Software Engineer-Developer 3 with Security Clearance
Location: Hazelwood

Software Engineer-Developer 3 - Hazelwood, MO About the Role
Join Indotronix as a Software Engineer-Developer 3 and play a vital part in supporting secure software applications for defense and regulated industries. This is an opportunity to leverage your .NET, SQL, and troubleshooting expertise in a collaborative, Agile environment. You'll solve real-world technical challenges, continuously enhance software systems, and work with advanced technologies alongside a high-performing team. Flexible first-shift hours and impactful projects make this a compelling next step for career-focused engineers with active Secret Clearance.

Responsibilities - Respond to user inquiries and analyze feedback to drive system improvements
- Diagnose, resolve, and document technical issues within secure environments
- Design, develop, and maintain applications using  or C# within the .NET Framework
- Execute and document software R&D projects and enhancements
- Implement modern technologies and frameworks to optimize system performance and reliability
- Develop and maintain robust database solutions using SQL or other relational databases
- Conduct thorough unit testing (xUnit, NUnit, MSTest) to ensure code quality
- Collaborate with cross-functional teams in an Agile setting to deliver high-quality software solutions Required Skills and Experience - Active U.S. Secret Clearance (with ability to obtain TS/SCI)
- Bachelor's degree (Computer Science, Engineering, or related field)
- 5+ years of experience in  or C#.NET development, including .NET Framework
- Strong SQL or relational database expertise

- Experience with unit testing frameworks such as xUnit, NUnit, or MSTest Preferred Skills - Proficiency in Windows 10/11 or Windows Server environments
- Familiarity with Windows desktop application development

- Experience with project management tools (Azure Dev Ops, Jira)
- Knowledge of CI/CD pipelines and modern Dev Ops practices
- Understanding of microservices architecture and RESTful APIs
- Background in Agile development environments
- Analytical and mathematical problem-solving skills
- C++ experience is a plus
- Security+ certification or advanced STEM degree preferred Benefits - Flexible first-shift working hours with core availability for work-life balance
- Opportunity to work on mission-critical, high-impact software projects
- Collaborative and innovative Agile team environment
- Direct career growth through exposure to advanced technologies and R&D
- Secure workplace supporting national defense and government initiatives

How to Apply

Submit your updated resume and confirm your active Secret Clearance status to begin your application process. Qualified candidates will be invited for a single-round, panel interview.