GPU Software Engineer

Today,
Electronic Warfare (EW) is a growing enterprise - protecting the warfighter and our national security against ever‑adapting threats. Our division currently has an exciting opportunity for a Software Engineer to perform design, development, and hardware/software integration in Arlington, VA for the Electronic Warfare Division. Our division primarily focuses on research & development and advanced prototyping, transforming state‑of‑the‑art signal processing algorithms into real‑time software systems
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• Contributing to design and development of advanced systems as part of multi‑disciplinary teams. These teams are made up of other software team members and subject‑matter experts from the areas of systems engineering, hardware, firmware, machine learning, RF front‑end design, and signal processing.
• Achieving key project/program objectives and deliverables for entire projects or processes spanning multiple technical areas and independently managing large projects or processes.
• A solid understanding of GPU programming and parallel computing architectures.
• Understanding signal‑processing algorithms written in MATLAB.
• Parallelization of existing algorithms.
• Decomposing complex signal‑processing chains into discrete components and kernels.
• Hand‑crafting bespoke CUDA kernels for high performance.
• Designing and implementing multi‑threaded software architectures.
• Designing, implementing, and testing high‑speed data transfer / latency codes.
• Designing, implementing, and testing real‑time C/C++ software for multi‑core systems running Linux or a real‑time operating system, such as VxWorks.
• Building software products that utilize third‑party mathematics and communication libraries.
• Interfacing with communication standards / protocols such as TCP/IP, UDP, and DDS.
• Working with Linux operating systems as well as experience with real‑time operating systems.
• Designing, implementing, and testing software to configure and control RF hardware devices.
• Documenting the developed systems.
• Supporting system field testing and collection events.
• Willingness to travel up to 10% of the time.

• Bachelor’s Degree in Computer Engineering, Electrical Engineering, or Computer Science.
• 8+ years of software development experience, including strong experience in C/C++ software development.
• Experience with Government open architectures for real‑time systems, such as Big Iron or Cobra.
• Experience with NVIDIA development and profiling tools and libraries, including Compute Sanitizer, NCU, cuBLAS, cuFFT, cuSOLVER, and cuRAND.
• Experience using version control (Subversion, GIT, etc.) and continuous integration software tools (Jenkins).
• Must have an active Secret‑level security clearance with the ability to obtain a TS/SCI.

• Master’s Degree in Computer Engineering, Electrical Engineering, Computer Science, or equivalent.
• Existing security clearance higher than the Secret level.
• Experience with Machine Learning and/or Artificial Intelligence algorithms and libraries, such as Tensor Flow.
• Experience with MATLAB GPU coder tool.
• Experience with High Performance Computing, including parallel and distributed computation.
• Experience with Model‑Based Design code generation practices.
• Experience with cloud‑based computing platforms, such as Amazon Web Services (AWS).
• Experience with other programming languages such as Python and/or Java.

• Competitive benefits including 4 or more weeks paid time off, 11 paid holidays.
• 401(k) with a 6% company match and immediate vesting.
• Flexible schedules.
• Discounted stock purchase plans.
• Technical upskilling, education, and training support.
• Parental paid leave and more.

Join us and make a difference in Electronic Warfare Technology!

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.

February 12, 2026

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Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations.…