Designation: Principal AI EngineerLocation: Concord, CA (Onsite)Job Type: ContractDuration: Long termKey ResponsibilitiesOwn and define enterprisegrade GenAI architectures, including RAG pipelines, agentic workflows, prompt orchestration, and multimodel routing strategies.Drive production readiness for GenAI solutions, ensuring scalability, resilience, observability, and cost efficiency.Lead complex architectural decisions spanning data ingestion, vector databases, model selection, guardrails, l