Senior Software Engineer Security Clearance

Position: Senior Software Engineer with Security Clearance
🚀 Now Hiring:
Senior Software Engineer — TS/SCI
📍 On-site in St. Louis, MO
💼 Full-time | $123,000–$131,000 DLS Engineering is seeking a Senior Software Engineer to support a major modernization initiative within the geospatial-intelligence mission space. This role is fully on-site in St. Louis and requires an active TS/SCI clearance. If you’re a full-stack Python engineer who thrives in modern Dev Ops environments, this is a mission-driven opportunity to build, enhance, and integrate advanced geospatial-intelligence capabilities.

What You’ll Do:

- Design, develop, enhance, and maintain software and database systems.
- Work across the full software development lifecycle, including:
- ✓ Agile development
- ✓ CI/CD pipeline configuration
- ✓ API and server-side development
- ✓ Front-end development
- ✓ Testing, security, and accreditation
- ✓ System integration and sustainment
- Rapidly learn and adapt existing code bases to support adjacent use cases and new mission needs.

What We’re Looking For:

- Active Top Secret/SCI clearance.
- Strong full-stack Python engineering background.
- Ability to quickly understand, modify, and extend existing code bases.

- Experience with test-driven development and Agile engineering practices.
- Excellent communication skills and ability to support both technical and non-technical stakeholders. Required Technical

Skills:

- Full-stack Python development
- API development (e.g., FastAPI)
- Kubernetes and modern Dev Ops practices for rapid deployment
- Web services architecture and development
- Experience in secure cloud environments (AWS Gov Cloud, C2S, etc.)
- Bonus:
Background in geospatial systems, imagery acquisition, or geometry

Education & Experience:

- Master’s degree + 8+ years of software engineering experience
OR
- Bachelor’s degree + 10+ years of experience
OR
- 12+ years of equivalent hands-on software engineering experience About DLS Engineering:
DLS is an engineering firm with 30 years of Federal Government contracting experience. Our small business efficiencies coupled with a commitment to excellence allow us to provide reliable solutions with integrity for our nation's most critical defense and national security priorities. Other information:
- We offer a competitive salary and a 401k program with company match.
- We offer a comprehensive benefits package including health, vision, dental, life, and disability insurance.
- We offer a generous paid time off package.
- If accommodation is needed with the application and / or the interview process for applicants with disabilities, please contact Human Resources at .
- DLS is an E-Verify company.
- DLS is an equal employment opportunity employer. Qualified applicants will receive consideration without regard to age, race, religion, sex (pregnancy, sexual orientation, gender identity), national origin, or disability. We encourage all qualified applicants to apply. If you believe you have been discriminated against, please contact Barbara Ellison. You also have the right to file a charge of discrimination with the equal employment opportunity commission.
- Must be able pass a government background check, which will be completed before employment.