PTR Global

Generative AI Engineer

⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Principal Generative AI Engineer with a contract length of over 6 months, based on-site in McLean. Key skills include 10+ years of AI/ML experience, expertise in GenAI/LLM, and proficiency in Python and AWS.
🌎 - Country
United States
πŸ’± - Currency
$ USD
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πŸ’° - Day rate
Unknown
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πŸ—“οΈ - Date
October 15, 2025
πŸ•’ - Duration
More than 6 months
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🏝️ - Location
On-site
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πŸ“„ - Contract
Unknown
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πŸ”’ - Security
Unknown
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πŸ“ - Location detailed
McLean, VA
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🧠 - Skills detailed
#Scala #Databases #Data Science #Programming #MLflow #Langchain #Apache Spark #Deployment #GitHub #Data Engineering #Spark (Apache Spark) #"ETL (Extract #Transform #Load)" #Transformers #Base #SageMaker #AWS (Amazon Web Services) #Jupyter #ML (Machine Learning) #Data Pipeline #Model Deployment #MongoDB #AI (Artificial Intelligence) #Agile #Cloud #PySpark #AWS SageMaker #Azure #Python
Role description
πŸ” Now Hiring: Principal Generative AI Scientist (Financial Services Domain) πŸ“ Location: Fulltime on-site Monday to Friday in Mclean πŸ•’ Employment Type: Contract / Full-time Are you ready to push the boundaries of Generative AI in a highly regulated and data-rich environment? We're seeking a Principal Gen AI Scientist to lead the development of innovative AI Agents, Agentic Workflows, and GenAI Applications that drive real business impact in the financial services industry. This is a hands-on role where you'll work at the cutting edge of AI β€” applying advanced techniques in LLMs, RAG, Graph RAG, multimodal AI, evaluation frameworks, and AWS cloud solutions β€” to build scalable, enterprise-grade solutions. πŸ”§ What You'll Do β€’ Architect, design, and implement AI Agents and Agentic Workflows for real-world, high-value use cases. β€’ Build and optimize lightweight LLMs; evaluate and integrate models like Claude, Azure OpenAI, and open-source alternatives. β€’ Develop Retrieval Augmented Generation (RAG) systems and Graph RAG solutions using vector databases. β€’ Curate enterprise knowledge bases via AWS Bedrock, Elastic, and other tools. β€’ Drive integration of MCP (Model Context Protocol) and A2A (Agent-to-Agent) communication into AI workflows. β€’ Collaborate with cross-functional teams β€” including product managers, designers, full-stack engineers, and data engineers β€” to create full-stack GenAI products. β€’ Deploy production-grade GenAI solutions with evaluation frameworks, guardrails, and bias mitigation. β€’ Build data pipelines to extract, chunk, anonymize, and enrich data from unstructured formats like PDFs, video, and audio. β€’ Lead multimodal orchestration for AI using frameworks such as Apache Spark, PySpark, and MLFlow/Kubeflow on AWS EKS. β€’ Map media content to vector representations and integrate with platforms like AWS Knowledge Base, Elastic, and MongoDB Atlas. βœ… What We’re Looking For β€’ MS/PhD in AI, Machine Learning, Data Science, or a related field. β€’ 10+ years of AI/ML experience, with 3+ years in applied GenAI/LLM solutions. β€’ Proven expertise in: β€’ Prompt engineering β€’ LLM fine-tuning and deployment β€’ RAG/Graph RAG architectures β€’ Multimodal model development β€’ Vector databases and embeddings β€’ Cloud-native ML pipelines (AWS, SageMaker, Bedrock, EKS) β€’ Strong programming skills: Python, Jupyter, Transformers, LangChain, etc. β€’ Solid understanding of GenAI system design patterns, evaluation frameworks, and MLOps best practices. β€’ Ability to operate in a fast-paced, agile, and collaborative environment. β€’ Must provide a GitHub or public code repository demonstrating recent GenAI work. ⭐ Preferred Qualifications β€’ Published research or patents in GenAI/LLM/ML domains. β€’ Experience with AI governance, bias mitigation, and secure GenAI deployments. β€’ Built and deployed full-stack GenAI applications using MCP, A2A, and Graph RAG in production. β€’ Familiarity with CI/CD workflows and scalable inference APIs. πŸ“Œ Important: Candidates must demonstrate hands-on GenAI experience β€” including prompt design, model deployment, building agents, and handling unstructured data at scale. GitHub repositories or code samples are required as part of the application. Interested in making a real impact with GenAI? Apply now and be part of a transformative journey in the financial services industry. πŸ”— [Apply Now] #GenAI #LLM #AIJobs #PromptEngineering #RAG #GraphRAG #AWS #MachineLearning #FinTech #Python #MLOps #DataScienceJobs