Space Nuclear Monitoring Specialist - Senior Technical Advisor

***Must have an active DOE Q clearance with ability to obtain SCI. Active, meaning the individual granted a clearance is briefed and currently occupies a position for which the clearance is required.***Leidos is seeking a highly experienced and motivated Space Nuclear Monitoring Specialist to serve as a Senior Technical Advisor. This critical role directly supports our nonproliferation mission by leveraging deep technical expertise in space-based remote nuclear detection. The ideal candidate will demonstrate exceptional initiative and critical thinking in evaluating strategic efforts to prevent nuclear proliferation.This is a full-time, on-site position located in the Washington, DC NNSA offices.Primary Responsibilities:Utilize advanced remote detection techniques and space-based assets to analyze complex sensor data, identifying, characterizing, and localizing nuclear activities for nonproliferation purposes.Provide expert review and evaluation of proposals, white papers, and technical documents focusing on space monitoring for nuclear nonproliferation and develop new thought leadership on emerging space-based nuclear monitoring technologies.Deliver comprehensive technical evaluations of program work, attend conferences to inform federal managers of advancements, and offer strategic guidance on applying space-based remote detection for nuclear nonproliferation.Proactively identify and solve challenges in space nuclear monitoring, working closely with experts in space systems, nonproliferation policy, and intelligence to integrate findings and enhance global security.Required Qualifications:Must have an active DOE Q clearance with no impedance to being read into Secure Compartmented Information (SCI).Bachelor’s degree from an accredited university in a related field with 12+ years related experience in signal processing/remote sensing, or a Masters degree with 10+ years of related experience in signal processing/remote sensing.Demonstrable experience providing technical support and strategic guidance to Federal Agencies space nuclear monitoring initiatives.Comprehensive knowledge of professional principles, practices, techniques, and procedures in space-based remote detection of nuclear activities. This includes extensive experience with designing, developing, and analyzing systems for information extraction from space-based sensors.Excellent analytical and written communication skills, with the proven ability to articulate complex technical information to diverse audiences, including senior leadership.Preferred Qualifications:PhD from an accredited university in a related field.Direct experience with current and emergent space-based nuclear detection systems and data.In-depth familiarity with nuclear fuel cycles, weapons physics, and forensics relevant to space-based detection.Salary Range for this position: $180K to $190KIf 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:June 24, 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.Pay Range:Pay Range $131,300.00 - $237,350.00The 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.SummaryLocation: Washington, DCType: Full time