Software Engineer II - Advanced System Tools

Date Posted: 2026-10-30 Country: United States of America Location: US-IA-CEDAR RAPIDS-106 ~ 400 Collins Rd NE ~ BLDG 106 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or asylee status in the U.S. are considered U.S. persons. For a complete definition of “U.S. Person” go here. https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-120/subpart-C/section-120.62 Security Clearance Type: None/Not Required Security Clearance Status: Not Required Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX. We are seeking a Software Engineer II to join our Advanced System Tools (AST) team based in Cedar Rapids, Iowa. Our team develops and supports software tools, simulation environments, test infrastructure, and DevOps capabilities used across Collins Aerospace avionics programs. These technologies enable engineers to develop airborne software, test avionics systems, integrate flight-deck capabilities, automate software production, and generate and verify avionics configuration data. What You Will Do 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. Design, develop, test, and support software tools used for avionics development, simulation, integration, verification, and production. Develop software using languages such as C, C++, C#, Python, Java, and Robot Framework based on project needs. Develop and maintain automated test infrastructure supporting continuous integration, software verification, and repeatable engineering workflows. Implement and support DevOps tools and processes that improve automation, efficiency, and consistency across avionics development environments. Develop software requirements, designs, code, test cases, and other engineering artifacts throughout the software lifecycle. Investigate software issues, perform root-cause analysis, and implement robust solutions with support from experienced technical leads when needed. Participate in peer reviews of requirements, designs, source code, and verification artifacts to ensure software quality and maintainability. Support integration of software tools with desktop, laboratory, virtual, and cloud-based avionics environments. Collaborate with engineers, technical leads, program teams, and internal customers to understand technical needs and deliver effective solutions. Use software configuration management and engineering tools such as Git, Jira, Artifactory, Jama, Grafana, Docker in a cross-platform environment including Linux and Windows. Contribute ideas that improve software architecture, development processes, automated testing, and overall engineering efficiency. Support development and verification activities for unqualified and DO-330 qualified software tools, as applicable. This is an Onsite role based in Cedar Rapids, Iowa.  What You Will Learn Build end-to-end experience across software requirements, design, implementation, integration, verification, and delivery. Gain experience developing software tools that support safety-critical avionics products and certification activities. Develop knowledge of DO-330 tool qualification, Cert DevOps, and automation approaches used in avionics software development and verification. Gain hands-on experience with desktop, Linux, cloud, simulation, and avionics test environments. Learn how avionics test stands, system integration facilities, simulation environments, and next-generation development platforms are designed and used. Work across business, commercial, and military programs, providing a broad exposure to Collins Aerospace technologies and engineering organizations. Grow your technical depth while taking on increasing ownership of software components, engineering problems, and customer needs. Qualifications You Must Have Advanced Degree in Science, Technology, Engineering or Mathematics (STEM) OR a Bachelors Degree with at least 12 months of relevant professional work experience. Experience may be obtained through on-the-job experience, research, coursework, or projects. Qualifications We Prefer Familiarity with software debugging, root-cause analysis, and troubleshooting of integrated software/hardware environments. Use of formal configuration management and software project management tools such as Git, Jira, etc.  Familiar with DevOps concepts and CI/CD practices  Tools commonly used in pipelines such as Docker, Kubernetes, Ansible, Grafana, Artifactory, Jenkins, etc.  Familiarity with DO-178, DO-330, or other regulated software development environments. What We Offer Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation. Relocation 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. As part of our commi