Senior Machine Learning Engineer ( TS/TS/SCI Clearance)

Job Description

🚨Senior/Principal Machine Learning Engineers 🚨

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Active U.S. Secret clearance required to be considered for this role

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Working on a high-impact opportunity with a VC-backed start up building AI systems used in real-world national security environments.

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You’ll be building and shipping production LLM systems that operate in secure, mission-critical settings.

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💡 What you’ll be doing:

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• Designing and deploying LLM systems (RAG, embeddings, vector search)

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• Building APIs and backend services for AI-powered applications

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• Working across the full stack from data pipelines to inference

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• Shipping systems into secure, sometimes air-gapped environments

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🧠 What they’re looking for:

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• Strong backend engineering skills (Python and/or JavaScript)

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• Experience deploying ML systems into production

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• Hands-on with LLMs, vector databases, or agentic workflows

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• Comfortable owning systems end-to-end in a fast-moving environment

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🔐 Requirements:

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• Active U.S. Secret clearance (TS/SCI preferred)

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• U.S. Citizenship required

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• No Sponsorship provided

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📍 Location: Washington DC OR Mclean Virginia

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💰 Excellent Salary+ meaningful equity