Senior Data Scientist - Machine Learning

About

Leidos is seeking a Senior Data Scientist to provide technical leadership and advanced analytics expertise for national security programs. In this role you will collaborate closely with subject‑matter experts, designers, engineers, analysts, and mission stakeholders within classified environments. The company emphasizes innovation and operational relevance in data science and AI solutions, offering competitive compensation and a comprehensive benefits package that includes health and wellness programs, income protection, paid leave, and retirement options.

Tech stack: AI, Cloud, Computer Vision, Support, Machine Learning, Python, Security, Data

Requirements

• Master’s degree in Data Science, Computer Science, Statistics, Mathematics, Engineering, or a related quantitative field with 15+ years of relevant experience, or Bachelor’s degree with 18+ years of relevant experience
• Extensive experience applying data science and advanced analytics to complex, mission‑focused problems
• Expert‑level proficiency in Python and/or R, including advanced data science and machine learning libraries
• Strong experience working with large, multifaceted datasets from numerous sources
• Proven ability to lead technical projects and influence analytic strategies on large or intricate programs
• Exceptional written and verbal communication skills, including the capability to brief senior leadership
• Must hold an active TS/SCI clearance with Polygraph

Responsibilities

• Act as a senior technical contributor and analytic lead on complex, high‑impact national security programs
• Collaborate with government clients and subject‑matter experts to define mission issues and analytic goals
• Convert vague operational challenges into actionable data science requirements and solution frameworks
• Design, develop, and implement advanced analytics, statistical models, and machine learning solutions
• Employ advanced data science methods including exploratory data analysis, feature engineering, predictive modeling, hypothesis testing, and algorithm construction
• Integrate structured and unstructured data from various sources within classified environments
• Convey analytic findings, insights, and recommendations to senior technical and non‑technical audiences
• Aid in the deployment, monitoring, and continuous operations and maintenance (O&M) of analytic solutions
• Mentor and support junior data scientists, contributing to analytic standards, best practices, and reusable frameworks
• Stay informed on emerging data science, AI, and big‑data technologies relevant to national security missions

Benefits

Leidos offers a comprehensive benefits package that includes health and wellness programs, income protection, paid leave, and retirement options