Sr. Data Scientist II (5492)

About the position

As Sr. Data Scientist II, you'll empower the design, development, and optimization of AI/ML models based on industry best practices. Drive progress of AI/ML components used in DoD Search Portfolio products. We know that you can't have great technology services without amazing people. At MetroStar, we are obsessed with our people and have led a two-decade legacy of building the best and brightest teams. Because we know our future relies on our deep understanding and relentless focus on our people, we live by our mission: A passion for our people. Value for our customers. If you think you can see yourself delivering our mission and pursuing our goals with us, then check out the job description below!

Responsibilities

• Designs, configures, develops, tests, and supports informatics and data science solutions for a wide array of technical use cases.
• Collaborate with cross-functional teams, including data scientists and software engineers to integrate AI solutions developed by other elements of CDAO or the DoD community into Search Portfolio products when appropriate.
• Optimize AI models for performance, scalability, and efficiency, leveraging cloud-based resources and distributed computing frameworks, specifically Apache Spark/Databricks.
• Stay updated on and contribute to the latest advancements in AI research, applying new findings to improve Search Portfolio products.
• Manage the lifecycle of AI/ML components used in Search Portfolio products from research and development to deployment and optimization.
• Applies analytical methodologies to diagnose data-related challenges, implement solutions, and evaluate performance.
• Documents and presents requirements, design alternatives, and findings to team members and clients.
• Ability to develop strategic, baselined, data modeling processes; ability to accurately determine cause-and-effect relationships.
• Experience with integrated development environments, data integration, data visualization, data mining, and analysis tools.
• Maintains and guides the development of common libraries and tools used by multiple teams.
• Aids in formulating a strategy on how to achieve rapid prototyping.

Requirements

• Bachelor's degree plus 7-10 years of data science experience, or a Masters Degree plus 5 years of data science experience.
• Active Top Secret clearance with the ability to obtain a SCI.
• Experience with ML fields, e.g., natural language processing, computer vision, statistical learning theory.
• Hands-on experience with Natural Language Processing (NLP), Large Language Models, text embedding, semantic query, use of generative AI for text, and retrieval augmented generation (RAG).
• Familiarity with data preprocessing, feature engineering, and model evaluation techniques essential for machine learning projects.
• Strong understanding of various machine learning algorithms, including supervised and unsupervised learning, reinforcement learning, and neural networks.
• Experience with version control systems like Git, enabling effective collaboration and code management.
• Experience in an ML engineer or data scientist role building ML models.
• Experience writing code in Python, R, Scala, Java, C++ with documentation for reproducibility.
• Experience using Apache Spark/Databricks distributed compute environments for AI/ML workloads.
• Experience handling petabyte size datasets, diving into data to discover hidden patterns, using data visualization tools, writing SQL, and working with GPUs to develop models.
• Experience with cloud-based data persistence products, especially RDS PostgreSQL and PostgreSQL extensions such as pgvector.
• Experience writing and speaking about technical concepts to business, technical, and lay audiences and giving data-driven presentations.

Benefits

• Generous benefits package.
• Professional growth opportunities.
• Valuable time to recharge.