Principal Radar Software Engineer (Onsite)

2026-07-20

United States of America

US-AL-HUNTSVILLE-401 ~ 401 Jan Davis Dr NW ~ JAN DAVIS 401

Onsite

Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience unless prohibited by local laws/regulations.

• Experience with C++ development on a Linux/Unix based platform.

• Experience with one or More of the Following to Support Radar Software Development

  • Radar systems and signal processing (e.g., pulse-Doppler processing, detection theory, tracking, waveform processing)

  • Digital signal processing (DSP) (e.g., FFTs, filtering, pulse compression, matched filtering)

  • Radio Frequency (RF) systems and antenna concepts (e.g., propagation, phased arrays, beamforming, angle-of-arrival estimation)

  • Radar scene and signal modeling (e.g., target phenomenology, clutter, propagation, complex baseband (I/Q) signal generation)

  • Electronic attack (EA) and electronic protection (EP) concepts

• The ability to obtain and maintain a U.S. government issued interim secret security clearance is required prior to start. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

• Active Secret security clearance.

• Experience in the role as a Scrum Master (SM) and/or a Product Owner (PO). 

• 3+ years of MATLAB development for modeling

• Experience with MDA X-Band Radars

• Design, implementation, optimization, and validation of radar signal processing and simulation software

• Development of high-fidelity radar scene and complex baseband (I/Q) signal simulation capabilities

• High-performance, real-time software development

• Parallel programming and hardware acceleration (e.g., multithreading, SIMD, CUDA/OpenCL)

• Performance analysis, profiling, and optimization of computationally intensive applications

DoD Clearance: Secret

Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date

At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. 

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world.

As a Principal Radar Software Engineer, you will support one or more phases of the System Development Life Cycle (SDLC) - requirements, design, development (using C and C++), test, validation, and maintenance.

This is an onsite role based in Huntsville, AL.

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  Collaborate with cross-functional, agile teams to define, design, and implement new features, ensuring system integration and scalability.

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  Troubleshoot, debug, and optimize existing code for performance and efficiency in complex environments.

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  Write and maintain comprehensive documentation for software applications, including system architecture and design specifications.

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  Participate in product reviews and ensure adherence to engineering standards and best practices.

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  Stay current with industry trends and advancements in modern languages, Artificial Intelligence (AI), Development, Security, and Operations (DevSecOps), and other methodologies and technologies, especially in relation to complex systems.

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  Exhibit leadership behaviors and practices and serve (part-time or full-time) in leadership roles 

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  Travel may occasionally be required.

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  Agile methodology and the associated tools.

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  Modern Development, Security, and Operations (DevSecOps) and Continuous Integration/Continuous Delivery techniques.

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  Test-Driven Multi-Disciplined Capability (TDMC) Product Development methodology.

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  Work across engineering disciplines to develop solutions to complex problems in support of defense systems.

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  Use AI to increase efficiency, resulting in higher quality products, across the SDLC.

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  Broaden Radar domain knowledge.

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