Principal Platform Software Engineer

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience

• Experience with at least two of the following: embedded C/C++ development, scripting languages (Python, Perl, etc.) to automate development or integration task, embedded security/secure boot, software architecture design 

• Experience developing embedded software for complex SoCs or custom ASIC‑based systems, including board bring‑up, diagnostics, or low‑level driver/HAL development  

• Experience working with embedded RTOS environments (e.g., VxWorks, Integrity, Green Hills, Linux) including BSP integration and configuration 

• Experience developing systems involving hardware, firmware, and software integration 
  

• Experience developing, verifying or certifying software in DO-178 B/C at high assurance levels or similar rigor 
• Self‑starter with demonstrated ability to work independently, manage multiple priorities, and follow through on complex tasks 

• Strong teamwork and interpersonal communication skills 

• Experience with Agile methods, CI/CD pipelines, Git‑based workflows, and automated test frameworks 
• Strong communication skills with the ability to articulate technical intent and drive alignment across teams 

• Demonstrated ability to lead technical decision‑making at a program level and evaluate multiple solution paths effectively  
  

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.

Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

Join our Advanced Processing Architectures organization as a Principal Embedded Platform Software Engineer, where you will influence the design, development, and integration of the foundational software that enables secure, deterministic, and high‑performance operation of next‑generation avionics processing platforms. In this role, you will define technical direction across programs, shape platform architecture, and guide teams developing critical early‑boot, hardware‑bring‑up, HAL, diagnostic, and platform‑security components that support advanced SoC and ASIC‑based systems. 

You will collaborate across systems, hardware, software, and verification disciplines to ensure cohesive platform behavior, introduce innovative solutions to complex hardware/software challenges, and drive engineering excellence through technical mentorship and cross‑team leadership. This role provides an opportunity to influence program‑level strategy, strengthen development workflows, and elevate the technical capabilities of the broader platform engineering community. 

• →Lead program‑level technical strategy for embedded platform software, including secure boot flows, early‑boot initialization, SoC/ASIC bring‑up, HAL frameworks, diagnostics, and platform security features  

• →Apply expert knowledge to design software for complex embedded multiprocessor systems and provide innovative solutions to challenging technical problems 

• →Guide system architecture and review software designs for technical soundness, maintainability, and alignment with program goals 

• →Define and improve development processes, workflows, and documentation practices across the program 

• →Oversee integration and technical evaluation of supplier‑provided bootloaders, BSP components, and platform software deliverables  

• →Produce high‑quality documentation including design artifacts, test procedures, integration guides, and internal training material 

• →Collaborate closely with systems, hardware, safety, and software teams to ensure well‑understood, repeatable, and reliable platform behavior 

• →Utilize Agile development methods, automation tools, and continuous integration pipelines to drive efficient and consistent software delivery 

• →Mentor engineers across levels (P1–P3) and support the development of future technical leaders 
  

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Avionics delivers advanced cockpit displays, vision systems, and comprehensive digital solutions for global government, commercial and business aviation customers. We provide connectivity and managed data services to ensure safety and seamless communication for passengers, crews, and militaries, from aircraft and airports to air traffic management. Join us in creating solutions that connect the world, one flight at a time. Start your application today.

*Please ensure the role type (defined below) is appropriate for your needs before applying to this role.