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Embedded Software Engineer II (Onsite)

RTX
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McKinney, TX, USA
Oct 09, 2026

Date Posted:

2026-10-08

Country:

United States of America

Location:

US-TX-MCKINNEY-513PW ~ 2501 W University Dr ~ PW 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

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.



What You Will Do


Software Engineer II - Sensors, Space and Air - McKinney


Join the Software Engineering team at Raytheon, where we develop cutting-edge software applications focused on solving our customers' toughest defense challenges. In this role, you will be part of an elite software engineering team to design, code, integrate, and test critical real-time embedded software with applications to advanced next generation sensors, guidance, and fire control systems. Operating at the leading edge of technology, you will contribute across all phases of the software development lifecycle to deliver innovative solutions that help keep our nation and allies safe.

Key Responsibilities:

  • Work on complex technical problems and collaborate to provide innovative solutions. Requires investigation and troubleshooting skills to assess issues and develop resolutions.
  • Work at all phases of the SW development lifecycle, including SW/HW integration, dependent on program phase
  • Assist in the derivation of system and software requirements, architectural modeling, and technical analysis
  • Design, code, unit test, integrate, and document real-time embedded software solutions with a focus on RF and sensing capabilities.
  • Participate actively in software peer reviews, code inspections, and technical decision-making alongside multidisciplinary teams, including program leadership and customers
  • Support program execution to ensure work products meet technical, cost, schedule, and quality baselines.
  • Follow established software development processes and practices to maintain software product integrity.
  • Work Location: Onsite at our McKinney, TX Campus
  • This position requires the eligibility to obtain a security clearance.  Except in rare circumstances, only U.S. citizens are eligible for a security clearance.

Qualifications You Must Have

  • Master’s degree in Science, Technology, Engineering, or Mathematics (STEM) discipline from accredited institution. Degree must be obtained by start date.
  • Experience in developing, testing, and integrating real-time software applications written in C++ or closely related software languages. 
  • Experience in computer scripting languages such as Python/Shell/Perl. 
  • Strong Object-Oriented Design knowledge 
  • Embedded software development knowledge. 
  • Experience developing software in a team-based development environment.
  • Strong teamwork and communication skills.
  • Strong problem-solving ability
  • Ability to quickly understand and navigate complex systems and established code bases.
  • Experience may be obtained through on-the-job experience, research, coursework, or projects.

Qualifications We Prefer

  • Knowledge of Software Development Processes and experience participating in all phases of the Software Development Life Cycle (SDLC), including requirements, design, implementation, and testing
  • Development experience on Linux, VxWorks, or other Real Time Operating Systems
  • Practical experience with developing and integrating software RF systems.
  • Experience working in lab environments with physical hardware (e.g., test benches, simulators). 
  • Experience with product development utilizing the Scrum techniques of the Agile software development process. 
  • Experience with DevSecOps pipeline implementation and use, including Static Code Analysis, Automated Build, and Automated Test techniques using continuous integration/continuous delivery with Test-Driven Development approach. 
  • Hands-on experience with Git for version control and GitLab for repository management. 
  • Modeling and Simulation knowledge. 
  • Real-time, multi-threaded software development experience. 
  • Experience in Agile development methods including Scrum, automated testing, and continuous integration. 
  • Familiarity with a breadth of software tools, such as git, CMake, Eclipse, Atlassian Suite, Jenkins, Google Test, Qt, etc. 

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.

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 68,900 USD - 131,100 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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Job ID

01881236

Security Clearance

SECRET
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