Senior Software Engineer - Embedded Software at RTX – mckinney | Jobyssey

Date Posted:

2026-08-05

Country:

United States of America

Location:

US-TX-MCKINNEY-513WD ~ 2501 W University Dr ~ WING D 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

At RTX, the world 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.

Raytheon is seeking a mid‑level Senior Embedded Software Engineer to join our engineering team supporting development of advanced defense, sensing, and EO/IR systems. This role focuses on Linux‑based compute-platforms, data‑processing frameworks, and hardware/software integration on VPX/SOSA architectures. The ideal candidate has experience building scalable, secure, and mission‑critical software services running on x86_64 and ARM‑based single board computers.

What You Will Do

Develop software components that provide core compute‑platform services, including data transport, scheduling, and processing orchestration
Implement and maintain frameworks enabling scalable, high‑throughput, and low‑latency processing pipelines
Define platform interfaces, APIs, and data contracts in coordination with Systems, FPGA, Sensor, and Hardware teams
Integrate software across Linux‑based compute nodes and heterogeneous processing environments (CPU/GPU/accelerators)
Manage and configure Linux OS environments and containerized runtime systems (Docker/Podman) to support platform deployment and operation
Participate in Agile development, ensuring high‑quality code integration through CI/CD and DevSecOps pipelines
Conduct performance profiling and optimization for compute workloads and platform services
Diagnose and resolve complex issues in distributed, multi‑process, or multi‑node compute environments
Contribute to improvements in platform architecture, development tooling, and overall software quality practices

Qualifications You Must Have

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience

Experience in at least one systems-level programming language (e.g., C, C++, or Rust) and developing software on Linux systems.

Experience with real-time or low-level system development.
Experience with CI/CD pipelines and/or DevSecOps practices, including automated builds, testing, and secure integration workflows and working within Agile software development methodologies (Scrum, Kanban, or similar).
The ability to obtain and maintain a U.S. government issued security clearance after start. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer

Experience with container technologies (Docker/Podman) including container security best practices
Understanding of Linux OS security, SELinux/AppArmor, or secure configuration hardening
Experience with application‑level security concepts (secure coding, vulnerability mitigation, dependency scanning)
Familiarity with CMake/Conan/Artifactory workflows
Knowledge of NVIDIA GPU drivers or CUDA
Experience with IPMI, BIT development, or hardware/software integration
Experience with embedded Linux platforms (x86_64, aarch64) and real‑time kernels (RedHawk)
Experience with kernel‑level development, device drivers, or KO modules
Familiarity with PCIe (MMIO, MSI‑X, DMA) and common I/O interfaces (UART, SPI/BPI)
Experience with Ethernet, IP/TCP/UDP, or network interface development
Exposure to MIL‑STD‑1553, Camera Link, or CoaXPress
Experience with Yocto, Petalinux, DeviceTree, GRUB, or U‑Boot
Familiarity with VPX/SOSA hardware architectures, SBCs, and EO/IR sensor systems

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:
- Location Information: This position is onsite at our campus in beautiful McKinney, TX.
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 86,800 USD - 165,200 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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