> Markdown version of [/jobs/ext/4620318-principal-full-stack-engineer-data-ai-ts-sci](https://www.wearedevelopers.com/jobs/ext/4620318-principal-full-stack-engineer-data-ai-ts-sci). 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 Full-Stack Engineer - Data & AI (TS/SCI) - **Company:** Arsiem Corporation - **Location:** Fort Meade, MD, United States - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Artificial Intelligence, Cloud Computing, Information Engineering, Data Warehousing, R (Programming Language), Python (Programming Language), Kubernetes, Apache Nifi, Machine Learning Operations, Docker - **Published:** November 7, 2026 - **Apply:** https://www.juju.com/job/28_25303_ae110497da231e0ab5248b2ee3bc6bb1 ## About the Role ARSIEM Corporation seeks a motivated Principal Full-Stack Developer to support the Tradecraft Evolution mission. You will design, develop, and deploy a production-ready BI and data warehousing environment for a government client at Fort Meade, MD. The role requires strong proficiency in Python, Java, and R, cloud computing, data engineering, BI analytics, and AI/ML operations, with experience in NiFi, Docker, Kubernetes, and end-to-end pipelines to production readiness.