Data Scientist Specialist

⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Data Scientist Specialist in Mclean, VA, offering a 6+ month contract at $110-$115/hour. Requires a PhD in AI/Data Science, 10+ years in AI/ML, and expertise in Generative AI, Python, and cloud-native development.
🌎 - Country
United States
💱 - Currency
$ USD
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💰 - Day rate
920
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🗓️ - Date discovered
September 25, 2025
🕒 - Project duration
More than 6 months
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🏝️ - Location type
On-site
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📄 - Contract type
Unknown
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🔒 - Security clearance
Unknown
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📍 - Location detailed
McLean, VA
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🧠 - Skills detailed
#MLflow #Apache Spark #Data Science #Base #Deployment #Langchain #SageMaker #AWS SageMaker #Kubernetes #Data Engineering #AWS (Amazon Web Services) #"ETL (Extract #Transform #Load)" #Consulting #Transformers #GitHub #Azure #Programming #Agile #Scala #API (Application Programming Interface) #AI (Artificial Intelligence) #Libraries #ML (Machine Learning) #Jupyter #Spark (Apache Spark) #Cloud #Databases #PySpark #Python
Role description
Immediate need for a talented Data Scientist Specialist. This is a 06+months contract opportunity with long-term potential and is located in Mclean, VA (Onsite). Please review the job description below and contact me ASAP if you are interested. Job ID: 25-83621 Pay Range: $110 - $115/hour. Employee benefits include, but are not limited to, health insurance (medical, dental, vision), 401(k) plan, and paid sick leave (depending on work location). Key Responsibilities: • Architect and implement scalable AI Agents, Agentic Workflows and GenAI applications to address diverse and complex business use cases. • Develop, fine-tune, and optimize lightweight LLMs; lead the evaluation and adaptation of models such as Claude (Anthropic), Azure OpenAI, and open-source alternatives. • Design and deploy Retrieval-Augmented Generation (RAG) and Graph RAG systems using vector databases and knowledge bases. • Curate enterprise data using connectors integrated with AWS Bedrock's Knowledge Base/Elastic • Implement solutions leveraging MCP (Model Context Protocol) and A2A (Agent-to-Agent) communication. • Build and maintain Jupyter-based notebooks using platforms like SageMaker and MLFlow/Kubeflow on Kubernetes (EKS). • Collaborate with cross-functional teams of UI and microservice engineers, designers, and data engineers to build full-stack Gen AI experiences. • Integrate GenAI solutions with enterprise platforms via API-based methods and GenAI standardized patterns. • Establish and enforce validation procedures with Evaluation Frameworks, bias mitigation, safety protocols, and guardrails for production-ready deployment. • Design & build robust ingestion pipelines that extract, chunk, enrich, and anonymize data from PDFs, video, and audio sources for use in LLM-powered workflows—leveraging best practices like semantic chunking and privacy controls • Orchestrate multimodal pipelines • • using scalable frameworks (e.g., Apache Spark, PySpark) for automated ETL/ELT workflows appropriate for unstructured media • Implement embeddings drives—map media content to vector representations using embedding models, and integrate with vector stores (AWS KnowledgeBase/Elastic/Mongo Atlas) to support RAG architectures Key Requirements and Technology Experience: • Key skills; Generative AI, Python Coding , ML libraries • PhD in AI/Data Science • 10+ years of experience in AI/ML, with 3+ years in applied GenAI or LLM-based solutions. • Deep expertise in prompt engineering, fine-tuning, RAG, GraphRAG, vector databases (e.g., AWS KnowledgeBase / Elastic), and multi-modal models. • Proven experience with cloud-native AI development (AWS SageMaker, Bedrock, MLFlow on EKS). • Strong programming skills in Python and ML libraries (Transformers, LangChain, etc.). • Deep understanding of Gen AI system patterns and architectural best practices, Evaluation Frameworks • Demonstrated ability to work in cross-functional agile teams. • Need Github Code Repository Link for each candidate. Please thoroughly vet the candidates Our client is a leading Financial Industry, and we are currently interviewing to fill this and other similar contract positions. If you are interested in this position, please apply online for immediate consideration. Pyramid Consulting, Inc. provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. By applying to our jobs you agree to receive calls, AI-generated calls, text messages, or emails from Pyramid Consulting, Inc. and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy here.