Leidos is a Fortune 500 science and technology leader driving innovative solutions for our customers in defense, intelligence, civil, and healthcare markets. The Ports and Borders division located in Vista CA is a dynamic organization at the forefront of security. We design and manufacture imaging and radiation detection systems for vehicle inspection and are seeking a talented Detector Scientist to contribute to our cutting-edge research and development efforts.
Job Summary:
The ideal candidate will have a strong background in X-ray production and detection and a proven ability to conduct cutting-edge research and development. This role involves leading the development of innovative X-ray imaging techniques and collaborating with cross-functional teams to bring new products and processes to market.
Responsibilities:
Support the development and testing of X-ray imaging prototypes.
Contribute to the design and planning of projects involving X-ray technologies, from concept through to completion
Characterize sub-component performance including detector sensitivity, energy resolution, and spatial resolution.
Work with multidisciplinary teams (engineers, scientists, business, etc.) to advance the development of Ports and Borders’ security systems.
Qualifications:
PhD or master's degree in physics, engineering, or a related field with a strong focus on X-ray imaging
3-6 years of relevant experience (dependent on education).
Experience with X-ray imaging applications (e.g., medical, industrial, security).
Strong theoretical and practical knowledge of X-ray physics, x-ray production and detector principles.
Experience in designing and characterizing X-ray detectors.
Proficiency in data analysis and image processing techniques.
Strong problem-solving and analytical skills.
Excellent communication and interpersonal skills.
Ability to work independently and as part of a team.
Preferred Qualifications:
Experience in the field of vehicle and cargo scanning.
Proficiency in systems engineering principles.
Knowledge of x-ray production (X-ray tubes, Linac, Betatron).
Experience with statistical data analysis and machine learning.
Knowledge of radiation safety protocols and regulatory guidelines.
Publication or patents related to X-ray technologies.
We Offer:
Competitive salary and benefits package.
Opportunities for professional growth and development.
Collaborative and innovative work environment.
**If you are passionate about X-ray technology and eager to contribute to groundbreaking research, we encourage you to apply.**
Keywords: X-ray detector, scientist, imaging, research and development, detector design, image processing, data analysis, physics, electrical engineering, materials science, PhD.
Come break things (in a good way). Then build them smarter.
We're the tech company everyone calls when things get weird. We don’t wear capes (they’re a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for “how it’s always been done.”
Original Posting:October 8, 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.
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