> Markdown version of [/jobs/ext/4656039-principal-ai-software-engineer-ts-sci-w-poly](https://www.wearedevelopers.com/jobs/ext/4656039-principal-ai-software-engineer-ts-sci-w-poly). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal AI Software Engineer TS/SCI w/Poly - **Company:** Amentum Services, Inc. - **Location:** Fort Meade, MD, United States - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Software Engineering - **Published:** November 10, 2026 - **Apply:** https://www.careerbuilder.com/job-details/principal-ai-software-engineer-ts-sci-w-poly-fort-george-g-meade-md--79287832-d239-420e-903e-8ddfd3c6d777 ## About the Role Sensitive Compartmented Information (SCI), Artificial Intelligence (AI), Software Engineering, Top Secret Clearance