Job description

Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. Your greatest work is ahead! Leidos’ Defense Systems - Sensor Research and Analysis Division is seeking a RF Seeker Engineer to join our team. The division performs radar design, hardware builds, algorithm development, software development, HWIL testing and analysis across a variety of both research and development and operational tasks. The candidate selected for this role will primarily support the algorithm development efforts of the division with a focus on RF seeker signal processing capabilities and concepts of operations. The selected candidate will maintain a familiarity with the fielded systems our division supports, investigate cutting-edge RF seeker technologies, and develop studies which educate our customers on seeker technology advancements. These studies will consist of provisional MATLAB modeling, closed-loop simulation, and validation on radar hardware. The candidate will present progress and findings of these studies to government and prime contractor stakeholders and will collaborate with the rest of the division on radar development and testing activities. If this sounds like the kind of environment where you can thrive, keep reading! 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 ! Are you ready to make an impact? Share your resume with us today! 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 Electrical 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. Good organizational skills, attention to detail, and a strong technical background. 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.

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Must-haves

Looking for an opportunity to make an impact?
Your greatest work is ahead!
If this sounds like the kind of environment where you can thrive, keep reading!
Are you ready to make an impact? Share your resume with us today!
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
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

Nice-to-haves

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
Original Posting: October 27, 2026

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Platform: workday
Effort: long

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