Senior Software Engineer - Embedded
RTX· Defense· Oct 23, 2026 · 3d ago
Plano, TX
Hybrid
Full-time
Senior
$137K–$195K
5+ years exp
Job description
Date Posted:
2026-10-23 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:
TS/SCI - Current Security Clearance Status:
Active and existing security clearance required on day 1
At RTX, the worlds 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.
The Software organization develops the applications that drive missiles, launchers, radars, naval systems, fire control and other complex systems, as well as the integration and test software. These applications integrate firmware, operating systems, device drivers, networking, and control software to bring together sensor, guidance, and flight control capabilities 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.
Join our team as a Senior Embedded Software Engineer and contribute to the development and integration of cutting-edge embedded real-time systems. You will play a key role in ensuring the success of complex projects by collaborating with cross-discipline teams and delivering high-quality software solutions.
What You Will Do
Architect, design, implement, test, and debug integrated embedded real-time software within heterogeneous systems composed of firmware and hardware.
Collaborate with cross-functional teams to define, refine, and improve product concepts, implementation, testability, and quality.
Develop, test, and integrate real-time software applications written in C or closely related programming languages.
Work with Linux, VxWorks, or other Real-Time Operating Systems to develop and maintain software solutions.
Integrate hardware, firmware, and software into complex systems.
Mentor and coach less experienced engineers to foster professional growth.
Contribute to technical proposals and participate in design reviews.
Occasionally travel for business-related purposes, up to 10%.
This job is onsite in Plano, TX; local residency or relocation required.
Qualifications You Must Have
Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM preferred) and a minimum of 5 years of prior engineering experience.
Experience with embedded real‑time software development, including:
Developing, testing, and integrating real-time software applications written in C or closely related software languages.
Development on Linux, VxWorks, or other Real-Time Operating Systems (RTOS)
Integrating hardware, firmware, and software in complex systems
Active and transferable Top Secret with SCI U.S. government issued security clearance is required prior to start date with the ability to obtain Special Program Access after start .
Qualifications We Prefer
Experience working in lab environments with physical hardware, such as test benches or simulators.
Familiarity with navigating and understanding complex systems and established codebases.
Experience with Agile software development processes, including Scrum techniques.
Knowledge of DevSecOps pipeline implementation and use, including Static Code Analysis, Automated Build, and Automated Test techniques.
Hands-on experience with Git for version control and GitLab or Artifactory for repository management.
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 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.
Clearance Information: This position requires 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: state.gov
Location Information: This position is onsite at our campus in beautiful Plano, TX. careers.rtx.com
We Are RTX
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 95,500 USD - 181,700 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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Benefits
Benefits detected in the listing.
Dental
Vision
401(K)
Paid Time Off
Parental Leave