AI Engineer

About Leidos

Leidos is a leading technology and industry expert serving government and commercial clients with innovative digital and mission solutions. Based in Reston, Virginia, we have over 47,000 employees globally and reported annual revenues of approximately $16.7 billion for the fiscal year ending January 3, 2025.

Job Summary

Our LOE program is dedicated to delivering top-notch solutions that meet our customers' operational needs. By focusing on rapid prototyping, innovative development, and advanced technology research, we strive to explore new data sources and methodologies to tackle complex intelligence questions. In this collaborative and fast-paced environment, our prototype development program offers an excellent opportunity for skill enhancement and making a meaningful impact on mission success.

We are seeking a motivated AI Engineer with a solid background in software engineering and a thorough understanding of Artificial Intelligence/Machine Learning (AI/ML) techniques. This role will involve close collaboration with mission stakeholders to capture requirements, streamline planning processes, and improve certification procedures through the integration of AI/ML tools. Additionally, you will leverage AI/ML to create tools that enhance vulnerability identification and mitigation through fine-tuned Large Language Models (LLM).

Responsibilities

• Work alongside technical leaders to design, develop, and maintain LLM orchestration frameworks that integrate static analyzers, retrieval-augmented generation (RAG) systems, and automated testing frameworks.
• Build and optimize data preprocessing pipelines for product documentation, source code, and test results to prepare them for LLM use.
• Create database solutions to support RAG architectures, artifact storage, audit trails, and metadata management.
• Collaborate with systems engineers to architect and deploy AI tools in secure environments, performing performance profiling, optimization, and scalability analysis of mission systems.
• Assist in security assessments and authority to operate (ATO) processes.

Qualifications

• A Bachelor's degree with five (5) years of relevant experience or an equivalent background is required.
• Proficiency in Python, LLM integration, and data engineering is essential.
• Experience with static analyzers, RAG frameworks, and both relational and vector databases is expected.
• Familiarity with Agile methodologies, Git, Jira, and Confluence is preferred.
• An active TS/SCI clearance with Polygraph is required.

Desirable Skills

• Familiarity with RUST, Claude Code, Codex, and CI/CD pipelines is a plus.

Pay and Benefits

We offer competitive compensation and comprehensive benefits packages including health and wellness programs, income protection, paid leave, and retirement plans. More details are available on our careers page.

• Paid Time Off
• 11 paid holidays
• 401K plan with a 6% company match
• Immediate vesting
• Flexible schedules
• Discounted stock purchase plans
• Educational support
• Parental paid leave
• Health and wellness programs
• Income protection
• Paid leave
• Retirement plans

Commitment to Non-Discrimination

We welcome all qualified applicants without regard to sex, race, ethnicity, age, national origin, citizenship, religion, disability, or any other legally protected status. Leidos also considers qualified applicants with criminal histories consistent with applicable laws.