Software Engineer I (Onsite)

Date Posted:

2026-10-21



Country:

United States of America



Location:

US-IA-CEDAR RAPIDS-130 ~ 5350 C Ave NE ~ BLDG 130



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

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

• Design, develop, and maintain flight‑critical embedded software for next‑generation aviation and mission solutions
• Work hands-on with embedded Linux, C/C++, networking protocols, device drivers, hardware interfaces, and simulation environments
• Build high‑integrity systems that meet rigorous safety, reliability, and airworthiness standards• Define requirements, implement features, develop test procedures, perform verification activities, and produce certification-ready artifacts
• Develop embedded HMI and GUI using Microsoft .Net Framework
• Construct engineering lab stations with various hardware test equipment

What You Will Learn

• Cutting-edge processing and computing technologies that keep us at the forefront of the avionics industry
• The full software lifecycle—from requirements and architecture through development, verification, and certification
• Proven engineering processes designed to deliver high‑quality, safety‑critical software
• Understanding Ethernet Protocols and switching networks
• Graphics processing and video protocols

Qualifications You Must Have

• Strong development experience with C and C++
• Bachelor’s degree in Computer Science or related Science, Technology, Engineering, or Mathematics (STEM) major obtained by start date.
• Experience may be obtained through on-the-job experience, research, coursework, or projects.

Qualifications We Prefer

• Prior RTX internship, co-op, or work experience.
• Collaboration skills for working across engineering teams on design and implementation
• Clear and effective written and verbal communication
• Experience with C#, OpenGL, and python is a plus

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 Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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