Senior Software Engineer - Core Systems & Libraries (Hybrid)

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience or an Advanced Degree in a related field and minimum 3 years of experience.
• Experience designing and developing software architecture, libraries, or platform-level components within an aerospace or safety-critical environment.
• Experience leading technical execution of tasks, including customer engagement and presenting stakeholders.

• Experience with C++ and VxWorks. 
• Experience writing High-Level and Low-Level Requirements. 
• Experience writing Test Cases and Automated Test Procedures. 
• Experience with Civil Certification DO-178 – DAL A preferred. 
• Experience with design and development of Flight Management Systems, Software, Aircraft Applications or Middleware. 
• Familiar with revision control concepts and tools (e.g. GIT, Subversion, JIRA). 
• Hands-on experience supporting DO-178 software development and certification activities (e.g., requirements, verification, or certification artifacts) 

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. 

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 the Collins Aerospace Core Systems & Libraries team and help build the software backbone that powers modern aircraft. 

We’re looking for a Senior Software Engineer who enjoys solving complex problems and delivering high-impact solutions in safety-critical environments. 

In this role, you will architect and develop core software components, libraries, and tools that enable scalable, certifiable avionics platforms. You’ll work across the full software lifecycle, partnering with cross-functional teams to deliver robust solutions aligned with civil and military certification standards. 

This is a unique opportunity to influence system-level architecture, drive open-architecture innovation, and help shape the technologies defining the future of aerospace. 

This role will have a hybrid schedule in Cedar Rapids, Iowa or Huntsville, AL.  

• →Develop the architecture and design of core software components, libraries, and tooling aligned to avionics system requirements 
• →Drive technical direction and execution across development and verification activities for safety-critical software (DO-178) 
• →Develop software requirements, decomposition, and traceability across complex systems 
• →Develop and verify software using modern C++ and object-oriented design principles 
• →Develop DO-178 certification artifacts, including DAL-A deliverables 
• →Perform certification efforts, including engagement with customers and regulatory authorities 
• →Conduct and contribute to peer reviews to ensure quality, consistency, and compliance across the lifecycle 
• →Collaborate cross-functionally with engineering, program leadership, and customers to align technical solutions with program objectives 
• →Willing and Able to travel as required (domestic and international <10%).  

• →Gain hands-on experience with cutting-edge and emerging technologies that are shaping the future of avionics and aerospace systems 
• →Build end-to-end expertise across the full product lifecycle, from requirements and design through verification and delivery of safety-critical systems 
• →Develop a deep understanding of software certification (DO-178) and how world-class avionics products meet rigorous regulatory standards 
• →Learn how to design, scale, and sustain software product lines that support a wide range of platforms and global customers 

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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.