> Markdown version of [/jobs/ext/2312513-principal-software-engineer-radar-modeling-onsite](https://www.wearedevelopers.com/jobs/ext/2312513-principal-software-engineer-radar-modeling-onsite). 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). --- # Principal Software Engineer - Radar Modeling (Onsite) - **Company:** RTX - **Location:** Sterling, VA, United States - **Experience:** Expert - **Salary:** $118,300.0 - $224,900.0 - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Agile Methodology, Unit Testing, C++ (Programming Language), Network Analysis, Databases, Software Debugging, Distributed Systems, Network Interface Controllers, Object-Oriented Software Development, Software Architecture, Distributed Simulation, Real Time Simulation, Software Engineering, Data Streaming, Systems Integration, Wireshark, Multithreading, Software Performance - **Published:** August 30, 2026 - **Apply:** https://dejobs.org/x/x/6F551D1D7A46446ABE1107BF546E835B/job/ ## About the Role The ability to obtain and maintain a U.S. government issued security clearance is required., * Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience * Must have or be capable of obtaining a US Department of Defense (DoD) security clearance. Candidate selected will be subject to a government security investigation/reinstatement and must meet eligibility requirements * Extensive experience with radar software development and radar concepts for simulation. * Proven leadership experience in a team environment, driving creative solutions to complex technical problems. * Strong proficiency in C/C++ and Object-Oriented programming. Qualifications We Prefer: * Experience working on bids and proposals. * Ability to interpret engineering specifications for real radar systems and translate them into software models. * Ability to work with large, existing codebases and mission-critical software. * Need to know how Radar Simulation Systems (RSS) databases work including how data is structured, how to query it, and how it drives the radar model. * Experience with using and creating Interface Control Documents (ICD) to establish the content and format of all host/RSS interface data. * Need to know how RSS data flows into the radar pipeline. * Experience with Air-Ground modes such as: * Real Beam Ground Map (RBGM). * GMTI (Ground Mapping Target Indication). * SAR (Synthetic Aperture Radar). * DBS (Doppler Beam Sharpening). * AGR (Air to Ground Ranging) * Experience with Air-Sea Modes such as: * Sea Surface Search (SSS) * Experience with Interleaved modes. * Expertise in packet/network analysis tools (e.g., Wireshark). * Support system integration, test events, and customer reviews. * Strong software architecture skills with the ability to design modular, scalable, high-performance systems for real-time simulation. * Deep understanding of radar systems: signal propagation, resolution, Doppler, clutter, Radar Cross Section (RCS), antenna patterns, attenuation, range bins, azimuth bins, etc. * Familiarity and experience with Operational Flight Program (OFP) core software that is used in both a Full Mission Simulator (FMS) and Operational Flight Trainer (OFT). * Agile methodology. * Software development for automated unit testing. ## Description * Build, update and maintain different types of radar models through software engineering in the host simulation code. * Integrate with distributed simulation environments. * Support, maintain, and enhance existing radar software products. * Design, develop, test, and debug real-time, multi-threaded software, distributed applications, and APIs for simulation and training. * May manage small projects or processes. * Implement data standards based on specific radar models. What You Will Learn: * Strategies for optimizing software performance and scalability in large, complex systems. * Software architecture related to radar models and software simulation applications. * Designing, implementing and integrating a variety of radar models to multiple Radar Simulation Systems for different platforms. * The latest in radar technologies. ## Related Videos - [Remote Driving on Plant Grounds with State-of-the-Art Cloud Technologies](https://www.wearedevelopers.com/videos/251-remote-driving-on-plant-grounds-with-state-of-the-art-cloud-technologies) - [Are you still programming unit tests or already generating?](https://www.wearedevelopers.com/videos/722-are-you-still-programming-unit-tests-or-already-generating) - [Kubernetes and Microservices with Multi-Model Databases](https://www.wearedevelopers.com/videos/382-kubernetes-and-microservices-with-multi-model-databases) - [How I saved 200K/yr in direct costs writing 0 code lines in K8s](https://www.wearedevelopers.com/videos/1055-how-i-saved-200k-yr-in-direct-costs-writing-0-code-lines-in-k8s) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [How Unit Testing Saved My Career](https://www.wearedevelopers.com/videos/1642-how-unit-testing-saved-my-career) ## Related Articles - [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) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [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) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)