Software Engineer I (Onsite)

About this role

Date Posted: 2026-08-11

 Country: United States of America

 Location: US-IA-CEDAR RAPIDS-131 ~ 5450 C Ave NE ~ BLDG 131

 Position Role Type: Onsite

 U.S. Citizen, U.S. Person, or Immigration Status Requirements: The company will offer immigration sponsorship for this position, if needed.​ The company will not seek an export authorization for this role.

 Security Clearance Type: None/Not Required

 Security Clearance Status: Not Required

This requisition is for an RTX intern converting to FT hire upon graduation.

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. 

What You Will Do   • Support the design, development, and maintenance of flight-critical embedded software for commercial aviation solutions and avionics products  • Provide technical leadership to assigned cross-functional engineering project team responsible for the design, development, and verification of real-time embedded software  • Support project team activities related to the specification of requirements, software implementation, test case development, verification test execution, and certification support  • Develop, coordinate, and conduct complex tests and debugs systems that contain logical and mathematical solutions  • Mentor software developers in technical and process-related areas  • Develop solutions that satisfy numerous avionics industry standards, such as POSIX, ARINC-615A (data load), ARINC-653 (application interface), ARINC-661 (display interface), IEEE 803.2 (ethernet), and ARINC-664 (AFDX)  • Travel up to 10% as needed   

What You Will Learn  • You will deepen your understanding of aircraft systems engineering, gaining insights into integration and development processes  • You will gain exposure to Avionics regulatory and certification requirements and processes  • You will expand your professional network, working alongside industry experts and global teams  • You will learn why people enjoy and feel fulfilled by working in our industry   

Qualifications You Must Have  • Bachelor’s degree in Software Engineering, Computer Engineering, Computer Science, or related Science, Technology, Engineering or Mathematics (STEM) major obtained by start date. • Experience with all phases of the software development life cycle  • C/C++ programming experience  • Proficiency with modern software development best practices and configuration management tools 

Experience may be obtained through on-the-job experience, research, coursework, or projects.

Qualifications We Prefer  • Excellent written and verbal communication skills.  • Strong organizational, analytical, and problem-solving abilities.  • Effective time management and critical thinking skills.  • Experience with Collins flight displays or Boeing Platforms architectures.  • Prior RTX internship, co-op, or work experience.   

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 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 57,200 USD - 108,800 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 I

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