Senior DSP Engineer | Technical SIGINT Analyst

Grey Matters Defense Solutions, LLC; Arlington (VA); On-site; USD 140,000 - 190,000; Full time

Benefits offered by this job

25% employer contribution to SEP IRA

Individual Benefit Account to cover medical insurance and funded time off

Employee assistance program

Employee discount

Health savings account

Job summary

Grey Matters Defense Solutions, LLC is seeking a Senior CUDA|C++ Software Engineer based in Arlington, VA. The successful candidate will design and optimize GPU-accelerated software solutions for advanced signal processing and SIGINT applications.

With a focus on developing scalable, high-performance applications using C++ and CUDA, this role requires strong technical skills and experience. A competitive salary range of $140,000 - $190,000 is offered along with significant benefits.

Qualifications

• 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.

Responsibilities

• Design, develop, and optimize high-performance GPU-accelerated software solutions.
• Build scalable, production-quality software using C++, CUDA, and NVIDIA GPU technologies.
• Develop custom CUDA kernels optimized for performance, scalability, and maintainability.

Skills

C++17/20

CUDA

Python

Linux Development

Git

CUDA Kernel Development

NVIDIA GPU Architecture

Memory Optimization

Multi-GPU Processing

Digital Signal Processing

Performance Benchmarking

Education

Bachelor's degree or higher in Computer Science, Computer Engineering, Electrical Engineering, Applied Mathematics, Physics, or a related STEM discipline

Job description

Position

Senior CUDA|C++ Software Engineer

Location

Arlington, VA

Clearance

TS/SCI

Summary

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.

Minimum Qualifications

• 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.

High Performance Computing

• 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.

Education

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

Salary Range

$140,000 - $190,000 + additional 25% of Salary into SEP and 25% into IBA.

Benefits

• 25% (of salary) employer contribution distributed monthly to your SEP IRA
• Individual Benefit Account 25% (of salary) to pay for medical insurance premiums and funded time off
• Employee assistance program
• Employee discount
• Health savings account

Referral program

Referral program

EEO Statement

All qualified applicants will receive consideration for employment regardless of race, color, religion, 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.