Senior Software Engineer / Data Scientist (Training Systems)

Job overview

Senior Software Engineer / Data Scientist (Training Systems) in Manassas, VA. This is an onsite, full-time position with a salary range of $154,050.00 - $278,475.00 per year. This role supports the development of modern training, education, and mission-support applications, combining data science, AI/ML integration, and software engineering for scalable learning systems.

What you'll do

• Design, develop, and maintain modern web-based training and learning applications.
• Build responsive, scalable, and accessible front-end applications using TypeScript and modern frameworks.
• Develop and integrate AI/ML-enabled capabilities into training and operational support systems.
• Apply data science and analytics techniques to support adaptive learning, user insights, performance analysis, and mission workflows.
• Collaborate with instructional designers and subject matter experts.
• Integrate front-end systems with APIs, backend services, AI/ML pipelines, and enterprise platforms.
• Develop reusable UI components, visualizations, and workflows.
• Work with structured and unstructured data sources.
• Participate in the full software development lifecycle.
• Support deployment and operationalization of AI/ML capabilities.
• Utilize modern AI-assisted development workflows and coding agents.
• Apply contemporary engineering practices using AI-powered development tools.
• Evaluate and integrate emerging developer tooling and agentic engineering capabilities.
• Troubleshoot application, integration, and data-related issues.
• Contribute to software engineering standards, reusable frameworks, and development best practices.
• Stay current with emerging front-end, AI/ML, and learning technology trends.

What we're looking for

Education

Bachelor’s degree

Experience

8+ years relevant experience and 15+ years overall experience

Skills & competencies

leidos

manassas va

united states

full time

onsite

information technology/mis

ts/sci clearance with polygraph

typescript and modern front-end development

python and common data science/ml libraries

ai/ml integration

ai-assisted development tools

Benefits & perks

• Competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement

About the employer

Leidos is hiring for this role. Industry: Cut and Sew Apparel Manufacturing (except Contractors). Sector: 31.