Description The qualified Engineer / Scientist will be part of a strong team of scientists and engineers in our San Diego office committed to addressing some of our nation’s most challenging defense problems. The role requires the use of physical and mathematical principles for the development of algorithms to extract information from radar, infrared, and visible band sensor data using conventional signal processing techniques such as filtering, data conditioning, and Fourier analysis, as well as modern AI and machine learning-based methods.Primary Responsibilities•Develop innovative signal processing algorithms and data analysis techniques.•Analyze ocean data from multiwavelength sensors.•Perform signal detection and characterization.•Create efficient implementations of solutions in software.•Document results for customers and present results at meetings.•Work collegially within a talented team of peers.Basic Qualifications•Education in Engineering, Physics, Mathematics, Computer Science, or related field•Experience in signal processing algorithm development, remote sensing analysis, and signal detection and characterization.•Strong  knowledge and experience in the areas of detection and estimation theory, Fourier analysis, linear algebra and matrix computations, mathematical analysis, and algorithm and software design.•Fluency in MATLAB or similar data analysis package.•Proven track record of innovation, problem solving, and achieving successful technical results.•Be self-motivated and a team player, ready for a fast-paced environment and high expectations.•Must be a US citizen and able to obtain a US Government Top Secret security clearancePreferred Qualifications•Experience in hydrodynamics and physical oceanography.•Additional software experience such as C, C++, shell scripting, Perl, Java, Python, MPI, Cuda.•Experience with public speaking, client interaction, customer presentations, research documentation, task planning and scheduling.• Current US Government Top Secret security clearanceSUBSEAMSSIf 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:January 21, 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 $87,100.00 - $157,450.00The 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.About LeidosLeidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit and BenefitsPay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at Your DataBeware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at .If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.Commitment to Non-DiscriminationAll qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.