Staff C++ Software Engineer.

SRC, Inc. is currently seeking a Staff C++ Software Engineer to drive the technical direction of NASIC core platforms. In this role, you will architect scalable, high-performance systems, solve complex low-level engineering challenges, and establish coding standards. As a technical leader, you will mentor engineering teams and align technical execution with operational goals.  This position requires a TS/SCI and is onsite at either the government or contractor facility.

What You'll Do 

• System Architecture: Lead the architectural design and structural planning of highly scalable, low-latency C++ systems
• Technical Leadership: Establish engineering best practices, coding standards, and rigorous code review processes across the organization
• Performance Engineering: Spearhead critical optimization initiatives to maximize system throughput, memory efficiency, and hardware utilization
• Risk Management: Identify technical debt and systematically design strategies to refactor, upgrade, and secure legacy codebases
• Cross-Team Collaboration: Partner with product managers and cross-functional stakeholders to translate business vision into concrete technical roadmaps
• Mentorship: Actively coach, mentor, and elevate mid-level and junior engineers to foster a high-performing engineering culture

What You'll Bring 

• Bachelor’s degree in Computer Science, Computer Engineering, or a related technical discipline and 8+ years of experience OR Master’s degree and 6+ years
• An active TS/SCI clearance is required 
• C++ Mastery: 8+ years of professional experience developing complex, production-ready software using Modern C++ (C++20 or C++23)
• Advanced Architecture: Deep expertise in system design, distributed systems, concurrency models, and low-level resource management
• Toolchain & DevOps: Advanced mastery of configuration management (CMake), profiling/diagnostic tooling (Perf, Valgrind, VTune), and building robust CI/CD pipelines
• Testing Rigor: Proven experience designing comprehensive automated testing strategies, including unit, integration, and stress testing

Ways to Stand Out – Preferred Requirements

• Specialized Infrastructure: Deep knowledge of system internals (Linux kernel, OS-level scheduling) or network programming (TCP/UDP, sockets)
• Open Source / Ecosystem: Significant experience leveraging or contributing to complex open-source ecosystems (e.g., Boost, LLVM, Abseil)
• Cloud & Containerization: Experience containerizing C++ applications using Docker and deploying to cloud infrastructure (AWS, Azure, or GCP)

What Sets Us Apart?
SRC, Inc., a not-for-profit research and development company, combines information, science, technology and ingenuity to solve “impossible” problems in the areas of defense, environment and intelligence. Across our family of companies, we apply bright minds, fresh thinking and relentless determination to deliver innovative products and services that are redefining possible. When you join our team, you’ll be a part of something truly meaningful — helping to keep America and its allies safe and strong. You’ll collaborate with more than 1,400 engineers, scientists and professionals — with 20 percent of those employees having served in the military — in a highly innovative, inclusive and equitable work environment. You’ll receive a competitive salary and comprehensive benefits package that includes four or more weeks of paid time off to start, 10 percent employer contribution toward retirement, and 100 percent tuition support.

Total compensation for this role is market competitive. The anticipated salary range for this position based out of Dayton, OH is estimated at $130,000 to $150,000 annually. The actual salary will vary based on applicant’s experience, skills, and abilities, geographic location as well as other business and organizational needs. SRC offers competitive benefit options, for more details please visit our website. #CJ