Mid-Level Data Scientist

Data Scientist - Mid-Level

DMI, LLC is seeking a Data Scientist - Mid-Level to join us. The Mid-Level Data Scientist builds, trains, and deploys machine learning models and AI-driven analytical tools in support of NTSB's enterprise data analytics program. This role works within NTSB's Azure AI environment, contributing to platforms including CAROL AI, Microsoft Fabric, and custom analytics solutions that support transportation safety investigations.

Duties and Responsibilities:

• Develop, train, and deploy machine learning models using Python, R, and Azure Machine Learning (Azure ML)
• Build and maintain AI-enabled search and recommendation tools using Azure AI services, including Azure Cognitive Search and Azure OpenAI
• Apply software engineering lifecycle practices including source control (git), CI/CD pipelines, model retraining workflows, and Jenkins-based deployment
• Write production-quality code in Python, R, C#, or Java, including GPU-accelerated workloads where applicable
• Analyze structured and unstructured datasets to identify patterns, anomalies, and trends supporting safety investigations
• Collaborate with data engineers to consume optimized data pipelines built on Microsoft Fabric and Apache Spark
• Produce written documentation of model methodologies, assumptions, and metrics
• Support evaluation and improvement of AI platform and other investigative analytics tools

Qualifications:

• Bachelor's degree (B.A. or B.S.) or Master's degree (M.A. or M.S.) in Data Science, Computer Science, Statistics, Mathematics, or a related field
• 3 to 10 years of experience in a data science or machine learning role
• Fluency in Python and R, plus at least one additional language such as Java or C#
• Hands-on experience with Azure AI services, including Azure ML and Azure Cognitive Search
• Proficiency in software engineering lifecycle tools: git, debugging, testing, CI/CD, and model retraining Preferred Qualifications
• Experience with Azure OpenAI, Azure Cognitive Services, or Azure AI Foundry
• Familiarity with Microsoft Fabric, Databricks, or Apache Spark
• Experience with GPU-accelerated computing frameworks

Background in federal government or safety-critical analytics environments Degree Substitution Eight additional years of relevant experience beyond the minimum may substitute for the required degree. Six additional years combined with a qualifying certification may also substitute.

Background Requirements: Must possess or be eligible to obtain and complete a Public Trust background investigation and/or a Public Trust clearance.

Citizenship Status Required: Must be a U.S. Citizen

Physical Requirements: None required for this position.

Location: Washington, DC

Working at DMI:

• Do What's Right – We lead with honesty and integrity.
• Own the Outcome – We take responsibility and deliver.
• Deliver for Our Customers – We are relentless about delivering value.
• Think Bold, Act Smart – We innovate with purpose.
• Win Together – We collaborate and celebrate our success.

These values aren't just ideals—they show up in how we support every part of your well-being:

• Convenience/Concierge – Virtual health visits, commuter perks, pet insurance, and entertainment discounts that make life easier.
• Development – Annual performance reviews, tuition assistance, and internal career growth opportunities to help you thrive.
• Financial – Generous 401(k) matches, life and disability insurance, and financial wellness tools to support your future.
• Recognition – Annual awards, service anniversaries, referral bonuses, and peer-to-peer shoutouts that spotlight your achievements.
• Wellness – Healthcare coverage, wellness programs, flu shots, and biometric screenings to support your health.

DMI values employees for their talents and contributions, and we take pride in helping our customers achieve their goals. Because when we live our values, we all win together.

************** No Agencies Please *************

Applicants selected may be subject to a government security investigation and must meet eligibility requirements for access to classified information. US citizenship may be required for some positions.