Make an Impact with Leidos
At Leidos, we deliver innovative solutions through the dedication of our diverse and talented teams. United by a shared commitment to our customers’ success, we empower our people, support our communities, and operate sustainably. Our Mission, Vision, and Values guide every aspect of our work, ensuring we do the right thing—for our customers, our people, and the world around us.
Thrive in an Impactful Environment
The Leidos National Security Sector offers a broad portfolio of systems, solutions, and services across land, sea, air, space, and cyberspace. We support critical defense missions with capabilities in enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence operations. Our teams tackle the world’s toughest security challenges for customers with “can’t fail” missions.
Position: AI/ML Engineer
Leidos National Security Sector is seeking an AI/ML Engineer to join the Air Force Technical Application Center (AFTAC) US National Data Center team. This role supports the integration of advanced AI/ML algorithms into legacy nuclear monitoring systems, contributing to national security through real-time geophysical data processing.
Primary Responsibilities:
Design, develop, and integrate AI/ML algorithms into mission-critical software systems
Build and curate datasets for training, tuning, and testing models
Evaluate algorithm performance in real-time geophysical environments
Collaborate with government and contractor teams across software and geophysical domains
Basic Qualifications:
Bachelor’s degree in Computer Science, Machine Learning, Data Science, Mathematics, Physics, or related field, with 2+ years of relevant experience. Additional experience, training, or certifications may substitute for degree
U.S. citizen; Currently possessing an Active DoD Secret clearance and eligibility for Top Secret/SCI
Proficiency in Python and shell scripting in Linux/Unix environments
Strong analytical, scientific, and problem-solving skills
Experience building datasets and evaluating AI/ML model performance
Preferred Qualifications:
Knowledge of digital signal processing, time-series analysis, Fourier/spectral analysis, and seismic event classification
Experience with seismic or geophysical data processing
Familiarity with deep learning, neural networks, classification, and ensemble methods
Experience with relational databases (e.g., Oracle/SQL)
Exposure to Flask, C/C++, and version control tools (e.g., Git, ClearCase)
Master’s degree in Machine Learning, Data Science, Geophysics, or related field and/or 4+ years of experience
Ready to make an impact? Start your meaningful career journey with Leidos—submit your resume today!
EIO 2024
At Leidos, we don’t want someone who "fits the mold"—we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, “what’s next?” before the dust settles on “what’s now.”
If you’re already scheming step 20 while everyone else is still debating step 2… good. You’ll fit right in.
Original Posting:October 20, 2025For 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.
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Top Skills
What We Do
We Are Leidos
For 50 years we have been tackling some of the biggest problems that face our nation and our world.
OUR MISSION
Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020.
Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®.
Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos.
Your most important work is ahead.
