Senior Software Engineer (Onsite)

Date Posted:

2026-04-24

Country:

United States of America

Location:

US-TX-PLANO-465 ~ 465 Independence Pkwy ~ INDEPENDENCE

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​

Security Clearance Type:

DoD Clearance: Top Secret

Security Clearance Status:

Active and existing security clearance required on day 1

At RTX, the world 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.

Raytheon has an opportunity for a Senior Software Engineer to work on a software tools team and provide internal and external customer prioritized support capabilities at a rapid pace.  You will find yourself developing software rapidly with a variety of programming languages while performing job responsibilities outside of the typical software role such as requirement discovery software security, operating system configurations and product support.  You will develop software in many different languages with a focus on rapidly integrating software components that will deploy across office, lab, and platform environments while maintaining product quality, configuration management and end-user satisfaction. The software projects will vary from small stand-alone components integrated into a larger product, to strategic code modules that are part of a large legacy system.    

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. 

What You Will Do 

This position is for a Software Engineer who has professional experience in the development and implementation of software for real-time applications. 

Deliverables include but not limited to: 

• Architecting, designing, implementing, testing, and debugging integrated embedded real-time software. 

• Working within a cross-discipline team to define, refine, and improve product concept, implementation, testability, and guaranteed, measurable quality. 

• Participate in internal review of software components and systems. 

• Collaborate with project managers and other professionals within Engineering. 

• Teaching, coaching, and mentoring less experienced staff. 

• This position may require occasional business-related travel, up to 10%.

• This job is onsite in Plano, TX; applicants must be in the area or willing to relocate to it. 

Qualifications You Must Have: 

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience. 

• Experience in developing, testing, and integrating software applications written in C++ and Java. 

• Experience in computer scripting languages such as Python/Shell/Perl. 

• Linux and Windows OS experience 

• Active and transferable U.S. government issued Top Secret security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.​

Qualifications We Prefer: 

• Ability to quickly understand and navigate complex systems, established code bases and