2026 Raytheon Full Time- Software Engineer I -(Onsite)

Date Posted: 2026-09-21 Country: United States of America Location: US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01 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. 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. The Software organization develops software applications focused on providing cutting edge capabilities and solutions to our customers toughest challenges. 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.  Are you a passionate, motivated Software Developer interested in a rewarding career in the Defense Industry?  We are looking for a Software Engineer I with embedded development experience to join our Space and RF Sensors team at El Segundo, CA.  As a member of the team, you will work on cutting edge technology and contribute to programs that save lives and enable the freedoms we enjoy.  Every day at Raytheon our extraordinary engineers are empowered for excellence and inspired to invent in an inclusive environment where work-life balance is an elegant solution, not a slogan. What You Will Do: Design, develop, and maintain software for aerospace and defense applications, ensuring robust functionality and reliability. Implement, test, and debug software solutions to ensure compliance with project requirements and quality standards. Collaborate with systems engineering, hardware engineering, and other teams to ensure seamless integration and optimal system performance. Participate in code reviews, testing procedures, and continuous improvement initiatives to enhance software quality and development processes. Troubleshoot and resolve software defects and issues in a timely manner. Document software designs, test results, and troubleshooting processes for future reference Qualifications You Must Have: Bachelor’s degree in Computer Engineering, Computer Science, Software Engineering, Electrical Engineering, or a related field. Proficiency in programming languages such as C/C++, Python, or Java. Understanding of software development life cycles, including Agile methodologies. Strong analytical and problem-solving skills. Excellent verbal and written communication skills. Ability to work collaboratively in a team environment. Qualifications We Prefer: Knowledge of DevOps and DevSecOps practices, including CI/CD pipelines and secure software development methodologies. Experience leveraging Generative AI and Machine Learning to improve productivity, collaboration, and performance Familiarity with real-time embedded systems or aerospace/defense applications. Experience with version control tools such as Git. Exposure to Open Systems Architectures and modular design principles. Exposure to cybersecurity principles and secure coding practices. Experience with software testing and debugging tools. Active U.S. government security clearance (if required for the role). 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. Please upload a copy of your most recent transcripts with your resume when applying to this requisition. Include your cumulative GPA and projected graduation date on your resume. This position requires the ability to obtain a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm   As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 62,900 USD - 119,700 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several facto