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Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. To explore and learn more, click here!
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Relevant Experience Areas
RF Seeker CONOPS – Concepts of operations and decisions to close the kill chain with an RF seeker in various use cases and environments.
RF Seeker Mode Logic – Waveform, algorithm, and guidance methods associated with distinct stages of an RF Seeker flight, and transitioning between those stages.
Signal Processing – Waveform design, matched filtering, detections processing, clutter rejection, target feature extraction
Electronic Warfare – Analysis of radio signal countermeasures and protections against countermeasures
Simulation Development – Designing architecture, resource management, interface, and feature models of radar and seeker simulations
Modeling & Analysis – Setup, test, analyze, and evaluate radar or communications algorithms in software
Software Development – Experience in high performance computing languages such as C++
Calibration – Far-field and/or near-field calibration techniques for radar systems
Tracking – Design and analysis of Kalman filters, IMMs, detection to track association varieties
Radar Resource Management – Scheduling techniques for optimized commands between radar subsystems
RF Test Equipment – Experience with RF troubleshooting equipment such as Vector Network Analyzers, oscilloscopes, and signal generators
Basic Qualifications
Bachelor of Science in Software Engineering or related technical field from an ABET-accredited institution plus 2+ years of experience in one or more listed experience areas, or a relevant MS degree with exposure to one or more listed experience areas.
Must have excellent math skills and/or possess and show good fundamentals in one or more of the following:
Signals and systems
Digital signal processing
Tracking algorithms
Electromagnetics
Should be able to apply one or more of the above skills to the areas of radar modeling & simulation, antenna array theory, digital signal processing, tracking, algorithm development, and field testing of sensor systems.
Experience working with MATLAB, Python, or similar scientific-based programming tools to implement math or scienced based phenomenology related to linear systems, digital signal processing, tracking, or electromagnetics is required.
Experience with developing component/subsystem/system acceptance/verification test plans and reports.
Strong organizational skills, attention to detail, and a strong technical background.
A positive, proactive attitude and enthusiasm for learning, collaborating, and tackling challenging engineering problems.
Must be a resident of the North Alabama area or willing to relocate to the Huntsville - North Alabama, AL area. This is NOT a remote or work-from-home position.
Must be a US Citizen and possess (and be able to maintain) a Final Secret Clearance or meet the eligibility to obtain (and maintain) a Secret Clearance.
Preferred Qualifications
Demonstrated proficiency in several of the listed experience areas
Highly organized, demonstrating the ability to work independently at times due to fast-paced and highly productive work environment
Ability to create design documentation, requirements specifications, and other technical documentation
Demonstrated experience in understanding, evaluating, and implementing published scientific literature from sources such as IEEE.
Relevant publications in listed experience areas
If 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
October 27, 2026
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 $69,550.00 - $125,725.00
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.
