Requires an active U.S. Secret Security Clearance (US Citizenship required), with the ability to obtain a Top Secret / Sensitive Compartmented Information (TS/SCI) Security Clearance. Proven success in pre-sales or solutions engineering, ideally supporting enterprise software or AI/ML platforms. Experience with U.S. public sector customers, especially within federal agencies, defense, or national labs. Track record of leading successful technical evaluations or pilots that resulted in multimillion-dollar enterprise or government software deals. Experience working in complex, highly regulated IT environments, including hybrid or air-gapped systems. Proficiency in Python, R, and modern data science / machine learning tools. Familiarity with containerization (Docker, Kubernetes), cloud platforms (AWS GovCloud, Azure Government, GCP), and networking concepts. Understanding of the end-to-end AI lifecycle, from experimentation to production.