Collins Aerospace
aerospace and defense
SeniorSoftwareEngineer-CoreSystems&Libraries
Neural analysis suggests this role is
optimal for Senior candidates.
“Senior Software Engineer - Core Systems & Libraries at Collins Aerospace. Skills: software architecture, core software components, libraries, tooling, avionics system requirements, safety-critical software, DO-178, C++, object-oriented design, DO-178 certification artifacts, DAL-A deliverables. architect and develop core software components, libraries, and tools that enable scalable, certifiable avionics platforms. work across the full software lifecycle”
Industry & Context.
solving complex problems
U. S. citizenship is required, Willing and Able to travel as required (domestic and international <10%), 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
What They're Looking For.
Must Have
U. S. citizenship is required, Proven experience designing and developing software architecture, libraries, or platform-level components within an aerospace or safety-critical environment, Demonstrated ability to lead technical execution of tasks, including customer engagement and presenting stakeholders, Hands-on experience supporting DO-178 software development and certification activities (e.g. , requirements, verification, or certification artifacts)
Nice to Have
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).
What You'll Do.
architect and develop core software components
and tools that enable scalable
certifiable avionics platforms
work across the full software lifecycle
deliver robust solutions aligned with civil and military certification standards
influence system-level architecture
drive open-architecture innovation
help shape the technologies defining the future of aerospace
Develop the architecture and design of core software components
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
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
and compliance across the lifecycle
How You'll Work.
Team & Collaboration
partnering with cross-functional teams; Collaborate cross-functionally with engineering, program leadership, and customers to align technical solutions with program objectives
Communication Scope
presenting stakeholders
Process & Methodology
lead technical execution of tasks
Full Job Description
**Date Posted:** 2026-05-20 **Country:** United States of America **Location:** US-IA-CEDAR RAPIDS-124 ~ 400 Collins Rd NE ~ BLDG 124 **Position Role Type:** Onsite **U.S. Citizen, U.S. Person, or Immigration Status Requirements: ** U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. **Security Clearance Type:** None/Not Required **Security Clearance Status:** Not Required 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 be located onsite i
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