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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer - Algorithms Software (Onsite) - **Company:** RTX - **Location:** Plano, TX, United States - **Experience:** Expert - **Salary:** $86,800.0 - $165,200.0 - **Contract:** Permanent contract - **Skills:** C (Programming Language), JIRA, C++ (Programming Language), Nvidia CUDA, Software Debugging, Python (Programming Language), Linux System Administration, MATLAB, Scrum Methodology, Real-Time Operating Systems, Signal Processing, Systems Integration, Graphics Processing Unit (GPU), High Performance Computing, Real Time Systems, Parallel Computation, Gitlab, Git, SC Clearance, Information Technology - **Published:** July 19, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=c2705c298c33b62a ## About the Role * Typically requires a Bachelor's degree in Computer Science, Engineering or other STEM related field and a minimum of 5 years of relevant experience. * Experience in developing, testing, and integrating real-time software applications written in C, C++ or closely related software languages. * Development experience on Linux-based systems. * Active and transferable Secret U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance., * Established background in mathematics and signal processing concepts. * Ability to quickly understand and navigate complex systems and established code bases. * Experience with product development utilizing the Scrum techniques of the Agile software development process. * Hands-on experience with Git for version control and Gitlab/Jira for repository and issue management. * Experience working with massively parallel code streams. * Experience with optimized CUDA programming for Nvidia accelerators. * Prior work in HPC environments. * Experience with MATLAB, Python, and other analysis tools. * Active and transferable U.S. government issued Top Secret security clearance. ## Description As an Algorithms Senior Software Engineer, your role will encompass a wide range of responsibilities - from implementing system-level architecture updates to optimizing low-level code to maximize performance efficiency. This position is for a Software Engineer who has professional experience in the development and implementation of algorithm software for both large-scale HPC environments and highly optimized and performant real-time applications. What You Will Do * Work alongside scientists (physicists, mathematicians, signal processing experts, and more) to understand algorithm goals and limitations. * Optimize software for performance, including parallel processing and leveraging GPUs and other processing accelerators. * Utilize expertise in mathematics and physics to achieve optimal performance. * Evolve algorithms originating in Python and MATLAB into optimized C, C++, and CUDA code. * Model and test new algorithms in high-performance computing (HPC) environments. * Scale processing implementations to run extensive tests and simulations using hundreds to thousands of processing cores. * Architect, design, implement, test, and debug integrated real-time software within heterogenous systems. * Work within a cross-discipline team to define, refine, and improve product concept, implementation, testability, and guaranteed, measurable quality. * Contribute to proposals as well as preliminary and critical design reviews. * Opportunity to travel for customer collaboration. * Contributing to proposals as well as preliminary and critical design reviews. * While in the process of obtaining DoD Top Secret clearance, you will utilize your Secret clearance to support meaningful unclassified and collateral tasks. * This job is onsite in Plano, TX; applicants must be in the area or willing to relocate to it., + Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. + Clearance Information: This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm + Location Information: This position is onsite at our campus in beautiful Plano, TX. https://careers.rtx.com/global/en/raytheon-north-texas-location * We Are RTX As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. ## Related Videos - [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) - [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks) - [WeAreDevelopers LIVE - Modern DevOps for IoT Devices and More](https://www.wearedevelopers.com/videos/1805-wearedevelopers-live-modern-devops-for-iot-devices-and-more) - [RTX AI PC: Developing local and edge AI applications](https://www.wearedevelopers.com/videos/100078-rtx-ai-pc-developing-local-and-edge-ai-applications) - [Are Code Reviews Worth It? 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