Senior Data Scientist at Flexjet in Cleveland, OH, United States

Job description

• 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.

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

Requirements

• · 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
• · 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
• · 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

Skills

Required

• Strong proficiency in Python and SQL
• Prompt engineering and optimization
• Retrieval-Augmented Generation (RAG)
• Embeddings and vector search
• Model evaluation and fine-tuning