Senior Software Engineer; Onsite

Location: US-AL-HUNTSVILLE-401 ~ 401 Jan Davis Dr NW ~ JAN DAVIS 401

Date Posted:  
Country: United States of America Location: US-AL-HUNTSVILLE-401 ~ 401 Jan Davis Dr NW ~ JAN DAVIS 401 Position Role Type: Unspecified 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:
Secret Security Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date

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.

As a Senior Software Engineer, you will support one or more phases of the System Development Life Cycle (SDLC) - requirements, design, development using C++, test, validation, and maintenance.

This is an onsite role based in Huntsville, AL.

• Design, develop, test, and maintain high‑performance software applications using C++
• Work within Unix/Linux operating systems, including shell scripting, debugging, and system-level programming
• Implement scalable and maintainable software solutions following best practices in architecture and design
• Collaborate with cross-functional teams, including product management, QA, and Dev Ops
• Conduct code reviews and provide feedback to ensure code quality and adherence to standards
• Troubleshoot and optimize existing software for performance, reliability, and scalability
• Integrate with APIs, system libraries, and hardware interfaces as needed
• Develop and maintain documentation, including technical specifications and user guides
• Participate in Agile/Scrum development cycles, contributing to sprint planning and estimation
• Stay current with industry trends and advancements in modern languages, Artificial Intelligence (AI), Development, Security, and Operations (Dev Sec Ops ), and other methodologies and technologies, especially in relation to complex systems.
• Travel may occasionally be required.

• Agile methodology and the associated tools.
• Modern Development, Security, and Operations (Dev Sec Ops ) and Continuous Integration/Continuous Delivery techniques.
• Test-Driven Multi-Disciplined Capability (TDMC) Product Development methodology.
• Work across engineering disciplines to develop solutions to complex problems in support of defense systems.
• Use AI to increase efficiency, resulting in higher quality products, across the SDLC.

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience unless prohibited by local laws/regulations.
• Experience in C++ software development
• Experience working on Linux or Unix platforms.
• Experience debugging in Unix/Linux environments (gdb, Valgrind, etc.)
• The ability to obtain and maintain a U.S. government issued interim secret security clearance is required prior to start. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

• Active Secret security clearance.
• Experience with MATLAB development for modeling
• Experience with network programming or interprocess communication (IPC).
• Knowledge of CI/CD pipelines and modern Dev Ops practices.
• Experience with Python or other scripting languages.
• Exposure to real-time systems, embedded software, or…