Software Engineer II (Onsite)
RTX (Raytheon)
- Location
- US-TX-MCKINNEY-513WD ~ 2501 W University Dr ~ WING D BLDG
- Work model
- On-Site
- Level
- Mid
- Posted
- Sep 2, 2026
Skills
About this role
Location: US-TX-MCKINNEY-513WD ~ 2501 W University Dr ~ WING D 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 At RTX, the world’s largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Raytheon brings 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. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. The Software organization develops the applications that drive missiles, launchers, radars, naval systems, fire control and other complex systems, as well as the integration and test software. These applications integrate firmware, operating systems, device drivers, networking, and control software to bring together sensor, guidance, and flight control capabilities 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 a Software Engineer II you will play a critical role in designing, developing, and releasing software for the MTS-A product line in a fast-paced Agile environment.
What You Will Do
Support all aspects of a software development life cycle as members of an embedded software team. This will include supporting new and legacy military and commercial programs from concept and requirements, to design, development, integration, test, and potentially subsequent maintenance tasking. Use and provide creative solutions to complex technical system and software integration problems. Work onsite at McKinney, TX This position will require occasional business-related travel up to 20%.
Qualifications
You Must Have Typically requires a degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 2 years of prior relevant engineering experience. Experience in developing, testing, and integrating real-time software applications written in C++ or closely related software languages. Experience working in a fast-paced environment. 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. Qualifications We Prefer Active and transferable U.S. government issued Secret security clearance. Experience working in lab environments with physical hardware (e.g., test benches, simulators) Development experience in VxWorks or other Real Time Operating Systems. Experience with Ada programming language. 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.
What We Offer
Our values drive our actions, behaviors, and performance