Software Engineer I (Onsite)

Date Posted:

2026-08-11

Country:

United States of America

Location:

US-IA-CEDAR RAPIDS-182 ~ 1100 Cimmie Ave Ne ~ BLDG 182

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.

At RTX, the world's 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.

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.

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. 

Help ensure mission-critical avionics software performs flawlessly in the real world. As a Software Engineer I supporting Mission Sensors, Weapons, and IFF (Identification Friendly or Foe) avionics systems, you’ll play a key role in primarily developing requirements, tests, verification, along with software development and software integration that support aerospace and defense applications. You’ll work within a highly collaborative Agile team, helping develop and translate requirements into robust software solutions and test strategies while supporting system integration and verification efforts. If you enjoy solving complex technical challenges, improving engineering processes, and working across disciplines to deliver reliable systems, this role offers an opportunity to make a meaningful impact. 

What You Will Do

• You will help design and define software requirements using DOORs.

• You will develop automated and semi-automated test scripts using Python to validate software functionality and system performance.

• You will verify software builds in integrated lab environments and support formal verification events for major program deliveries.

• You will collaborate with cross-functional engineering teams to refine system requirements and design solutions that meet customer needs.

• You will present technical progress and status updates to Agile team members and engineering leadership.

• You will contribute to improving test development processes, tools, and best practices while maintaining compliance with company standards.

What You Will Learn

• You will gain experience integrating Line Replaceable Unit (LRU) software supporting mission sensors, weapons, and IFF avionics systems.

• You will deepen your expertise across multiple phases of the aerospace systems lifecycle within a collaborative Agile environment.