> Markdown version of [/jobs/ext/1697599-principal-engineer-software-engineering](https://www.wearedevelopers.com/jobs/ext/1697599-principal-engineer-software-engineering). 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 Engineer, Software Engineering - **Company:** RTX - **Location:** Cedar Rapids, IA, United States - **Experience:** Experienced - **Salary:** $133,494.0 - $164,000.0 - **Contract:** Permanent contract - **Skills:** C (Programming Language), C++ (Programming Language), Electronic Data Processing, Embedded Software, Python (Programming Language), Commercial Software, Software Engineering, Product Software Implementation Methods, Model-Driven Development, Infrastructure Automation Frameworks, Information Technology, DO-178B - **Published:** July 2, 2026 - **Apply:** https://globalhr.wd5.myworkdayjobs.com/REC_RTX_Ext_Gateway/job/US-IA-CEDAR-RAPIDS-105--400-Collins-Rd-NE--BLDG-105/Principal-Engineer--Software-Engineering_01857235 ## About the Role * Must possess at least a bachelor's degree or its equivalent in Computer Science, Software Engineering, Electrical Engineering, Avionics/ Aerospace Engineering or related field and at least 8 years of progressive experience as a Software Engineer or related role. In the alternative, at least a master's degree or its equivalent in Computer Science, Software Engineering, Electrical Engineering, Avionics/ Aerospace Engineering or related field and at least 5 years of experience as a Software Engineer or related role would be acceptable. * Must possess at least 5 years of experience developing software using any of the high level programming languages in Safety Critical Embedded software development (e.g. C, C++, Python). * Must possess at least 5 years of DO-178B development experience. * Must possess at least 5 years of experience in Avionics industry. * Must possess at 2 years of experience leading a project. * Non-US Person - Must be authorized to work in the U.S. without the company's immigration sponsorship now or in the future. The company will not offer immigration sponsorship for this position. The company will not seek an export authorization for this role. ## Description * Design, develop, document, test and debug control and diagnostic systems that contain logical and mathematical solutions. * Conduct multidisciplinary research and collaborates with equipment designers in the planning, design, development, and utilization of electronic data processing systems for product and commercial software. * Determine end user needs by analyzing system capabilities to resolve problems on program intent, output requirements and input data acquisition. * Ensure hardware and software standards are met. * Design and implement build procedures that are used to support hardware and software product development and use. * May develop software configuration standards for company-wide use. * May train software developers in the use of configuration management tools and the implementation of software quality standards. * Includes control modeling (model based design). ## Related Videos - [Building a hypercar from scratch](https://www.wearedevelopers.com/videos/607-building-a-hypercar-from-scratch) - [Great DevEx and Regulatory Compliance - Possible?](https://www.wearedevelopers.com/videos/1426-great-devex-and-regulatory-compliance-possible) - [Kettle and Pot or Peas in a Pod? A Debate on Open-Source and Proprietary Software](https://www.wearedevelopers.com/videos/1585-kettle-and-pot-or-peas-in-a-pod-a-debate-on-open-source-and-proprietary-software) - [How to develop an autonomous car end-to-end: Robotic Drive and the mobility revolution](https://www.wearedevelopers.com/videos/22-how-to-develop-an-autonomous-car-end-to-end-robotic-drive-and-the-mobility-revolution) - [The Software Engineer 2030: From Coder To AI Orchestrator? - Patrick Schnell](https://www.wearedevelopers.com/videos/1825-the-software-engineer-2030-from-coder-to-ai-orchestrator-patrick-schnell) - [The Future of Open Source](https://www.wearedevelopers.com/videos/1124-the-future-of-open-source) ## Related Articles - [Is Software Engineering Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard) - [What is Software Engineering?](https://www.wearedevelopers.com/magazine/289-what-is-software-engineering) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers)