Senior AI Engineer

Precise Software Solutions Inc. is seeking a Senior AI Engineer to provide hands-on, senior-level engineering for secure AI-enabled applications for the U.S. Government. You will add expert capacity during peak demand - major releases, new AI use cases, model retraining, and security testing. Working with the core engineering team and following the architecture standards, you will build and tune LLM, RAG, and agentic solutions, lead adversarial testing before releases, and serve as an escalation resource for production AI issues.

• Location: Washington, DC metro area (hybrid) 3 days a week on site in DC
• Citizenship: U.S. citizen or green card holder/EAD
• Background Investigation: Eligible for public trust clearance- Government background investigation required

Key Responsibilities:

• Design, develop, integrate, and deploy AI-enabled applications and services, including LLM integrations, Retrieval-Augmented Generation (RAG) pipelines, embeddings, vector search, and agentic workflows.
• Implement model evaluation, hallucination reduction, retrieval quality tuning, and performance optimization, and provide side-by-side model comparisons for major model or retrieval changes.
• Lead AI-specific security and adversarial testing (prompt injection, jailbreak, data poisoning, unsafe output) before releases, and document and mitigate findings.
• Enforce environment promotion controls (DEV to PROD), including security scans, testing, and TEVV gates.
• Support MLOps workflows, including model versioning, drift detection, retraining, and release documentation.
• Serve as a Tier 2/Tier 3 escalation resource for production AI issues, and support incident response and root-cause analysis.
• Contribute to engineering deliverables such as RAG pipeline designs, AI system test plans, adversarial testing reports, SBOMs, and environment configuration baselines.
• Conduct code and prompt reviews and mentor developers, applying the architecture standards set by the Lead AI Engineer.