Prompt Data Annotation Ai Jobs in Ohio (NOW HIRING)

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Flexjet is seeking a Senior-Level Enterprise AI Data Scientist to design, develop, and deploy enterprise‑scale AI and Generative AI solutions that improve productivity, automate workflows, and enhance decision‑making across the organization.

This role focuses on building LLM‑powered enterprise applications, such as internal knowledge assistants, document processing systems, and workflow automation tools. The ideal candidate has hands‑on experience with machine learning, large language models (LLMs), Retrieval‑Augmented Generation (RAG), and enterprise data systems.

Collaborate with data engineers, software engineers, product teams, and business stakeholders to build secure, scalable, and production‑ready AI solutions that align with enterprise governance and compliance standards.

DUTIES & RESPONSIBILITIES

• Design and implement enterprise‑scale machine learning models, including predictive and classification systems
• Develop intelligent automation solutions to streamline business workflows
• Build and deploy LLM‑powered applications, such as enterprise knowledge assistants and chatbots
• Design and implement Retrieval‑Augmented Generation (RAG) pipelines
• Develop solutions for semantic search, document intelligence, and enterprise search capabilities
• Optimize prompt engineering workflows and fine‑tune models using domain‑specific data
• Evaluate and benchmark machine learning and LLM model performance
• Work with large‑scale structured and unstructured data sources across enterprise systems
• Design and build scalable data pipelines to support AI and machine learning workflows
• Integrate AI solutions with internal systems, APIs, and enterprise platforms
• Partner with data engineering teams to design and optimize data architectures
• Deploy AI/ML models into production environments
• Implement model monitoring, performance tracking, and alerting
• Maintain model versioning, reproducibility, and lifecycle management
• Support and contribute to CI/CD pipelines for AI and ML deployments
• Ensure scalability, reliability, and performance of systems in production environments
• Implement responsible AI practices, including fairness, transparency, and risk mitigation
• Ensure compliance with enterprise data governance, privacy, and security standards
• Support model explainability and documentation requirements
• Maintain thorough documentation of models, systems, and workflows
• Translate business needs into actionable technical solutions
• Work closely with product, engineering, and analytics teams to deliver AI‑driven solutions
• Communicate technical concepts and solutions clearly to non‑technical stakeholders
• Contribute to system architecture decisions and design discussions
• Document workflows, design decisions, and results

EDUCATION & EXPERIENCE

• Bachelor's or master's degree in computer science, Information Technology, Data Science, or a related field, or an equivalent combination of education, training, and relevant professional experience.
• 5+ years of experience in Data Science, Machine Learning, and AI software engineering, machine learning engineering, platform engineering, MLOps, or DevOps.
• Experience building and deploying production ML systems
• Hands‑on expertise in data preprocessing, feature engineering, and model evaluation
• Experience working with APIs, large datasets, and enterprise systems

REQUIRED TECHNICAL SKILLS & QUALIFICATIONS

• Programming: Strong proficiency in Python and SQL
• Experience developing and deploying models (regression, classification, clustering, ensembles, neural networks)
• Strong understanding of data preprocessing, feature engineering, and model evaluation
• Prompt engineering and optimization
• Retrieval‑Augmented Generation (RAG)
• Embeddings and vector search
• Model evaluation and fine‑tuning
• Experience working with large, complex datasets
• Data pipelines, ETL processes, and enterprise data warehouses
• API integrations and distributed/enterprise‑scale systems
• Building and maintaining production‑ready ML systems
• Familiarity with Docker, Kubernetes, and REST APIs
• CI/CD pipelines and version control (Git)
• Experience with AWS, Azure, or Google Cloud

PREFERRED QUALIFICATIONS

• Experience developing LLM‑powered applications in enterprise environments
• Hands‑on experience with RAG pipelines, embeddings, and vector databases
• Strong understanding of prompt engineering and LLM evaluation techniques
• Familiarity with frameworks such as LangChain, LlamaIndex, and Hugging Face
• Knowledge of MLOps practices, including CI/CD, model monitoring, and lifecycle management
• Experience with Docker, Kubernetes, and containerized deployments
• Understanding of data governance, responsible AI, and model explainability