> Markdown version of [/jobs/ext/90771-principal-technical-support-engineer](https://www.wearedevelopers.com/jobs/ext/90771-principal-technical-support-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). --- # Principal Technical Support Engineer - **Company:** RTX - **Location:** McKinney, TX, United States - **Experience:** Expert - **Salary:** $132,400.0 - $251,600.0 - **Contract:** Permanent contract - **Skills:** Systems Engineering, Operational Databases, Subsystems - **Published:** May 24, 2026 - **Apply:** https://find.jobs/jobs-near-me/senior-principal-technical-support-engineer-mc-kinney-texas/2786403993-2/ ## About the Role Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 10 years of prior relevant experience to include any combination of the following: * Experience with RF fundamentals, such as RF electro-magnetic spectrum, propagation delay, and RF components. * Experience with antenna measurement patterns and how antennas work. * Experience with decibels (dB's) and/or dBm values within respect to equivalent power levels in Watts. Qualifications We Prefer: * RF experience and knowledge of microwave theory. * Experience building positive relationships and crafting clear communication in and out of direct team members. * Focus on results with ability to drive tasks to closure. * Active DoD Secret clearance with investigation within last five years. ## Description The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required after day 1 At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. Our team solves tough, meaningful problems that create a safer, more secure world. Raytheon Engineering designs, produces, and builds new technologies and enhances existing capabilities to solve our customers' most complex challenges. The Airborne Antenna Design Department is a team of engineers responsible for electrical design and development of RF products within Raytheon. Our charter is to provide expertise in sub-systems engineering, RF and radome design, digital apertures, antenna ranges and module test. We are looking to add to our team and desire a Senior Principal Technical Support Engineer to be part of a team that provides the most advanced end-to-end solutions that detect, track, engage and neutralize a broad range of threats. The role includes knowledge of RF product testing and associated RF test equipment, typically obtained through a University Degree program, or through work experience. May have practical knowledge of projects, programs and systems with the ability to make enhancements in daily work. This position is an onsite role, located in McKinney TX What You Will Do: * Work with various teams of engineers, assemblers, and technicians. * Perform electrical engineering functions involving the layout, building, testing, troubleshooting, repairing and modification of electronic or electro-mechanical devices, assemblies, subsystems, and systems. * Perform analysis on production data, to determine root cause analysis of failures. * Be involved in planning and executing rework of production assemblies. * Coordinate and execute tasks in Raytheon antenna ranges, maintain and standardize range infrastructure to meet program requirements. * This 1st shift role will be 100% on-site and based in McKinney, TX. ## Related Videos - [Databases on Kubernetes: Why you should care](https://www.wearedevelopers.com/videos/74-databases-on-kubernetes-why-you-should-care) - [Model Based Systems Engineering in an Agile Product Development Process](https://www.wearedevelopers.com/videos/68-model-based-systems-engineering-in-an-agile-product-development-process) - [The ABC of DX](https://www.wearedevelopers.com/videos/727-the-abc-of-dx) - [10M Data Records Lost, Underwater Computing, and Psychedelic Fish - Matthias Geniar](https://www.wearedevelopers.com/videos/1908-10m-data-records-lost-underwater-computing-and-psychedelic-fish-matthias-geniar) - [Automated Driving - Why is it so hard to introduce](https://www.wearedevelopers.com/videos/628-automated-driving-why-is-it-so-hard-to-introduce) - [Maximising Cassandra's Potential: Tips on Schema, Queries, Parallel Access, and Reactive Programming](https://www.wearedevelopers.com/videos/1167-maximising-cassandra-s-potential-tips-on-schema-queries-parallel-access-and-reactive-programming) ## Related Articles - [Why developer experience matters](https://www.wearedevelopers.com/magazine/514-why-developer-experience-matters) - [From developer to manager – what does it take to become an engineering manager?](https://www.wearedevelopers.com/magazine/42-from-developer-to-manager-what-does-it-take-to-become-an-engineering-manager) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [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) - [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)