Software Engineer II -Algorithms (Onsite)

Date Posted:

2026-06-30

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:

Secret - Current

Security Clearance Status:

Active and existing security clearance required on 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.

As an Algorithms Software Engineer II, your role will encompass a wide range of responsibilities – from implementing system-level architecture updates to optimizing low-level code to maximize performance efficiency. This position is for a Software Engineer who has professional experience in the development and implementation of algorithm software for both large-scale HPC environments and highly optimized and performant real-time applications.

What You Will Do              

• Work alongside scientists (physicists, mathematicians, signal processing experts, and more) to understand algorithm goals and limitations.

• Optimize software for performance, including parallel processing and leveraging GPUs and other processing accelerators.

• Evolve algorithms originating in Python and MATLAB into optimized C, C++, and CUDA code.

• Model and test new algorithms in high-performance computing (HPC) environments.

• Architect, design, implement, test, and debug integrated real-time software.

• Work within a cross-discipline team.

• Contribute to proposals as well as preliminary and critical design reviews.

• Have opportunity (optional) to travel for customer collaboration and community interaction.

• Ability to obtain a DoD Top Secret clearance and meanwhile with a Secret clearance you will support meaningful unclassified and collateral tasks.  

• 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 and a minimum of 2 years of relevant experience.

• Experience in developing, testing, and integrating real-time software applications written in C, C++ or closely related software languages.

• Development experience on Linux-based systems.

• Active and transferable Secret U.S. government issued security clearance is required prior to start. 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 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 and Gitlab/Jira for repository and issue management.

• Experience with optimized CUDA programming for Nvidia accelerators.

• Experience with MATLAB, Python, and other analysis tools.

• Active and transferable Top Secret U.S. government issued security clearance.

What We Offer

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.

• Relocation Offered Based On Eligibility

Learn More & Apply Now!

• Please consider the following role type definition as you apply for this role:

  • Onsite: Employees wh