Software Engineer II (Onsite)

Date Posted: 2026-09-16 Country: United States of America Location: US-TX-MCKINNEY-513WH ~ 2501 W University Dr ~ WING H BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: 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 Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX. What You Will Do: 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 has an opportunity for an Embedded Software Engineer II to join our Surveillance Sensor Radio Frequency (RF) Solutions Engineering Team in the Dallas, TX area. We encourage curious, creative problem solvers to join our team of bright, dedicated software craftspeople [R(1] [BW2] in designing and implementing highly innovative systems.  You will learn advanced software engineering practices and apply new technologies to develop next generation capabilities and help keep our country safe.  The Software organization develops software applications, including integration and test on missiles, launchers, radars, naval systems, fire control and other complex systems.  Our precision software and firmware integrate operating systems, device drivers, networking, and control software to bring together sensor, guidance, and flight control processing features to complete the mission.  The Software org is made up of several Centers located across the country, responsible for all aspects of the software development lifecycle.  Our 4000+ software engineers design, develop, and build innovative solutions for our customers.  Join our fast-paced agile teams on the leading edge of technology.  As part of the Software Engineering Space and Air Center team, you will be an integral part of helping Raytheon further our vision to be the global leader in core and next-generation defense and security solutions.  By any measure, Raytheon is an exciting and rewarding place to work.  We pride ourselves on developing mission-driven, world-class talent. The result is a workforce that takes pride in the company and consistently delivers superior solutions. More than anything, we are innovators, creators and strategists drawing inspiration from each other every day. We collaborate, iterate, and execute with an eye toward the company mission and personal career growth. The ability to obtain and maintain a U.S. government issued security clearance. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. This job is onsite in McKinney, TX or Plano, TX; applicants must be in the area or willing to relocate to it. Assist and participate in the requirements, design, development and testing of real-time embedded software, application software, and tools, to include development of new work products or enhancement of existing applications and systems. Design, code, test, integrate, and document software solutions. Participate in internal review of software components and systems. Collaborate with project managers and other professionals within Engineering. Work on problems with defined scope, schedule, and expectations. Follow established development practices and processes to maintain the configuration management of software products. This position may require occasional business-related travel. Qualifications You Must Have: Typically requires a Master’s degree in Science, Technology, Engineering or Mathematics (STEM). Experience in developing, testing, and integrating real-time software applications written in C++ or closely related software languages. Experience in computer scripting languages such as Python/Shell/Perl. Qualifications We Prefer: Development experience on Linux, VxWorks, or other Real Time Operating Systems. Experience working in lab environments with physical hardware (e.g., test benches, simulators). 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. Experience with DevSecOps pipeline implementation and use, including Static Code Analysis, Automated Build, and Automated Test techniques using continuous integration/continuous delivery with Test-Driven Development approach. Hands-on experience with Git for version control and GitLab for repository management. What We Offer: Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation. Relocation Eligible Learn More & Apply Now! Please consider the following role type definition as you apply for this role. 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. This position requires the ability to obtain a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handl