Principal Artificial Intelligence (AI) Engineer (SWE-4)Leidos
Description
Leidos has a new and exciting opportunity for a Principal AI software engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!
Job Summary:
Our LOE program provides our customer's Operations organization with the best possible solutions for their mission needs. We achieve this through rapid prototyping, new development, and advanced technology research. From leading-edge visualizations to analytic development, we're always pushing the boundaries to find new and better data sources and tradecraft to answer intelligence questions. With a focus on collaboration and a fast-paced environment, our prototype development program is the ideal place to grow your skills and make a real impact. Click here to learn more about how this program “Delivers Mission Success!”
Seeking a motivated Principal AI Engineer to support the exciting Analysis & Mitigations mission to map user requirements to system capabilities to design and build an Agentic Knowledge Management System to perform automated knowledge extraction from unstructured data. The engineer will perform system integration to ensure that agentic pipelines are connected to proper data sources. Additionally, they will perform development, system testing and lifecycle sustainment ensuring compliance with a set of key standards.
*Qualified candidates are eligible for enhanced incentives including up to a $25K cash sign on bonus or a paid time off bonus.
Job Responsibilities/Qualifications:
- Mission Focus: Collaborate closely with team and stakeholders to conduct requirements analysis and documentation to develop an Agentic Knowledge Management System. Create and maintain a Docker image within the local infrastructure to support user access.
- Technical Proficiency: Develop algorithms and models for automated knowledge extraction and implement machine learning techniques to enhance data extraction accuracy. Ensure system scalability and robustness by integrating with various data sources including APIs, databases, and cloud services. Perform performance testing and optimization and ensure compliance with security and privacy standards.
- Qualifications: Bachelor's degree plus fifteen (15) years of relevant experience or equivalent. Proficiency Python and experience with LangGraph, GHOSTMACHINE, Git, Neo4j, Docker, and LLM interfaces.
- Security Clearance: Possess active TS/SCI with Polygraph to be considered for this role.
- Desirable Skills: Knowledge of customer corporate tools and data repositories.
At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business. We look forward to learning more about you – apply today!
Careers.leidos.com
conmd
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
Original Posting:
March 19, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
