Principal AI/ML Scientist Principal AI/ML Scientist

Principal AI/ML Scientist Leidos 4.1 ( ) Arlington, VA Why you should apply for a job to Leidos : 4.1/5 in overall job satisfaction 4.3/5 in supportive management 70% say women are treated fairly and equally to men 85% would recommend this company to other women 85% say the CEO supports gender diversity Ratings are based on anonymous reviews by Fairygodboss members. See all reviews Our Women's Network is one of nine employee resources groups that provides support for onboarding, networking & professional development. Leidos offers programs to help employees prepare for over 95 industry-standard professional and technical certifications. Leidos offers a voluntary well-being benefit program to help support employees on their personal wellness journey and earn rewards. # R-00161775 Position summary Work with hardware engineers in the design, prototyping, and testing of novel sensor hardware solutions Produce and communicate reports that summarize technical results to a non-technical audience Stay up to date with current state-of-the-art developments for candidate's domain of specialization and emerging developments in adjacent areas and strategizing about employment of new approaches to current / future R D projects. Work collaboratively across the company, to gather and utilize novel approaches to solve technical challenges. Basic Qualifications Ph.D. in the physical sciences, engineering, data science, or computer science with 8+ years of direct experience with DoD and IC research programs and testing and evaluation. 3+ years experience in human-machine teaming or human performance research with a strong understanding of both the human and technical components, as well as operational experience with end-users. Experience performing, testing, and managing research solutions in the areas of interest Can act as SME for program engagements or proposal support Strong technical writing and communication skills Excellent analytical, problem-solving, and critical thinking skills and ability to work independently on complex tasks and lead technical efforts. Ability to effectively communicate technical solutions to coworkers, teammates, and customers. Must be a U.S Citizen and be able to obtain a TS/SCI clearance Ability and willingness to work a hybrid schedule from either our San Diego California or Arlington Virginia office. Preferred Qualifications Experience in the cyber domain Ability to relay technical insights to non-technical audiences, both in verbal and written formats Desire to work in a collaborative team environment utilizing agile methodologies Demonstrable history of working on Government R D projects that requires flexible/adaptive and rapid response to government requests; Experience with DARPA, IARPA a plus Basic knowledge and experience with AI/ML engineering including code implementation, optimization, and AI/ML tooling Have familiarity with analysis of time-series data from sensors and with modeling and simulation of sensor data. Active TS/SCI Clearance Original Posting: June 27, 2025 For 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. Pay Range: Pay Range $126,100.00 - $227,950.00 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. Why you should apply for a job to Leidos : 4.1/5 in overall job satisfaction 4.3/5 in supportive management 70% say women are treated fairly and equally to men 85% would recommend this company to other women 85% say the CEO supports gender diversity Ratings are based on anonymous reviews by Fairygodboss members. See all reviews Our Women's Network is one of nine employee resources groups that provides support for onboarding, networking & professional development. Leidos offers programs to help employees prepare for over 95 industry-standard professional and technical certifications. Leidos offers a voluntary well-being benefit program to help support employees on their personal wellness journey and earn rewards.