> Markdown version of [/jobs/ext/3432684-senior-c-c-software-development-engineer](https://www.wearedevelopers.com/jobs/ext/3432684-senior-c-c-software-development-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior C/C++ Software Development Engineer - **Company:** RTX - **Location:** Tewksbury, MA, United States - **Experience:** Expert - **Salary:** $86,800.0 - $165,200.0 - **Contract:** Contract - **Skills:** Agile Methodology, Software Applications, Bash Shell, C++ (Programming Language), IBM Rational ClearCase, Code Review, Data Structures, Software Debugging, Distributed Systems, Memory Management, Network Service, Performance Tuning, Scrum Methodology, Real-Time Operating Systems, Software Tools, Shell Script, Software Engineering, Systems Architecture, Systems Integration, VxWorks, Multithreading, Enterprise Software Applications, Real Time Systems, Git, Solid Principles, Software Version Control - **Published:** September 16, 2026 - **Apply:** https://dejobs.org/x/x/C8F72A694EB84E0EBC510012FBC1C9AD/job/ ## About the Role Active and transferable U.S. government issued security clearance is required prior to start date., Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date, * Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience unless prohibited by local laws/regulations. * Experience in developing complex systems and applications using C/C++ Experience in embedded systems, real-time systems, or large-scale applications. * Experience in a Unix/Linux operating system. Qualifications We Prefer * Active Secret security clearance * Understanding of data structures, algorithms, and software design principles, particularly in high-concurrency and distributed systems. * Experience with multithreading, memory management, and performance optimization in complex environments. * Experience with Network Communication Protocols, Shell Scripting (tcsh, csh, bash), software development tools like Git/Clearcase, software debuggers, and using embedded RTOSs (e.g. VxWorks, Integrity). * Experience with version control systems (e.g., Git). * Experience with software development methodologies (Agile, Scrum, etc.). ## Description * Design, develop, and maintain software applications using C and C++ for complex real-time systems and applications. * Collaborate with cross-functional teams to define, design, and implement new features, ensuring system integration and scalability. * Troubleshoot, debug, and optimize existing code for performance and efficiency in complex environments. * Write and maintain comprehensive documentation for software applications, including system architecture and design specifications. * Participate in code reviews and ensure adherence to coding standards and best practices. * Stay current with industry trends and advancements in C/C++ technologies, especially in relation to complex systems. * Light travel and off-hours testing (2nd or 3rd shift) may occasionally be required. * This position requires exclusive onsite presence. ## Related Videos - [Why Your Best Mediors Never Become Seniors (And How to Fix It)](https://www.wearedevelopers.com/videos/2108-why-your-best-mediors-never-become-seniors-and-how-to-fix-it) - [Old tools, new tricks](https://www.wearedevelopers.com/videos/1916-old-tools-new-tricks) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Grappling With Clunky Old Software? 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Let me prove it](https://www.wearedevelopers.com/videos/1988-your-ai-agent-is-just-a-while-loop-with-an-api-call-let-me-prove-it) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Résumé-Driven Development: How IT trends affect the job market for software developers](https://www.wearedevelopers.com/magazine/59-resume-driven-development-how-it-trends-affect-the-job-market-for-software-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline)