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# Software Engineer

- **Company:** Grey Matters Defense Solutions, LLC
- **Location:** Arlington, VA, United States
- **Experience:** Expert
- **Salary:** $140,000.0 - $190,000.0
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Application Performance Management, Unit Testing, Big Data, C++ (Programming Language), Profiling, Code Review, Signals Intelligence, Nvidia CUDA, Computer Engineering, Continuous Integration, Extract Transform Load (ETL), Software Design Patterns, Linux, Memory Management, Python (Programming Language), Linux Kernel, Object-Oriented Software Development, Radio-Frequency Identification, Software Architecture, Regression Testing, Signal Processing, Software Engineering, Software Systems, Data Processing, Graphics Processing Unit (GPU), High Performance Computing, Performance Testing, Concurrency, Git, Build Management, Linux Development, Information Technology, Low Latency, C++14
- **Published:** June 18, 2026
- **Apply:** https://www.clearancejobs.com/jobs/8982042/software-engineer

## About the Role

8+ years of professional software engineering experience. 5+ years of experience developing high-
performance applications in C++. 3+ years of hands-on CUDA development experience in
production environments. Experience optimizing applications for throughput, latency, memory
utilization, and scalability. Experience developing software on Linux platforms.

CUDA and GPU Software Computing
Design, develop, and maintain GPU-accelerated applications using CUDA and modern C++.
Develop custom CUDA kernels optimized for performance, scalability, and maintainability.
Implement efficient memory management strategies utilizing shared memory, pinned memory,
unified memory, and asynchronous transfers. Optimize GPU utilization through concurrency,
streams, kernel fusion, and multi-GPU processing techniques. Integrate GPU-accelerated
,capabilities into larger software systems and mission applications., Bachelor's degree or higher in Computer Science, Computer Engineering, Electrical Engineering,
Applied Mathematics, Physics, or a related STEM discipline.

Technical Skills
C++17/20 CUDA
Python
Linux Development Git
CUDA Kernel Development NVIDIA GPU Architecture CUDA Streams and Concurrency Memory
Optimization
Multi-GPU Processing Nsight Profiling cuFFT
cuBLAS
Object-Oriented Design Design Patterns
Unit Testing CI/CD
Performance Benchmarking Software Architecture Digital Signal Processing RF Systems
IQ Data Processing SIGINT Applications
High-Performance Computing

## Description

The Senior CUDA/C++ Software Engineer designs, develops, and optimizes high-performance GPU-
accelerated software solutions supporting advanced signal processing, RF exploitation, and SIGINT
mission applications. This position focuses on building scalable, production-quality software using
C++, CUDA, and NVIDIA GPU technologies to process large volumes of data in real-time or near-
real-time environments.
The ideal candidate possesses deep expertise in modern C++ development, GPU architecture,
CUDA optimization, and high-performance computing (HPC). Experience with DSP, RF signal
processing, and SIGINT applications is highly desirable., Analyze and optimize application performance across CPU and GPU architectures. Profile
applications using NVIDIA Nsight and related performance analysis tools. Identify and resolve
bottlenecks related to memory bandwidth, kernel execution, synchronization, and data movement.
Develop benchmark frameworks and performance regression testing capabilities.

Software Engineering
Develop clean, maintainable, and well-documented code using modern C++ standards. Participate
in software architecture, design reviews, and code reviews. Build automated unit, integration, and
performance testing frameworks. Support CI/CD pipelines and automated build environments.
Collaborate with cross-functional engineering teams to deliver mission-critical software
capabilities., sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
Grey Matters Defense Solutions, LLC participates in E-Verify. Federal law requires all employers to
verify the identity and employment eligibility of all persons hired to work in the United States.
Grey Matters Defense Solutions, LLC complies with the Colorado Artificial Intelligence Act (CAIA)
and maintains policies, controls, and oversight practices designed to mitigate algorithmic
discrimination, promote transparency, and ensure responsible use of AI systems in accordance
with Colorado law.


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