2026 Collins Full Time – System Integration Software Engineer I – Cedar Rapids, IA (Onsite)

RTX•Cedar Rapids, IA

5d•Onsite

About The Position

RTX is seeking a System Integration Software Engineer I to join their Military Avionics Central System Integration team. This role involves working across engineering disciplines to deliver world-class avionics systems for military aircraft. The engineer will provide the operating environment for application teams and support them with tools and troubleshooting for integration points between applications. The team focuses on building integrated systems on Collins platforms, managing networks, and ensuring data flow within complex systems.

Requirements

Bachelor’s degree in Science, Technology, Engineering or Mathematics (STEM), such as Computer Science, obtained prior to start.
Experience with C/C++/Java programming languages.
Experience with Python scripting.
Experience may be obtained through on‑the‑job experience, research, coursework, or projects.

Nice To Haves

Experience in aerospace and defense.

Responsibilities

Create and maintain system configuration files, including configuration of operating systems, network interfaces, and ARINC-429 and MIL-STD-1553 bus I/O.
Assist Collins and third-party teams with lab systems, manage software configuration on lab assets, and support hardware/software troubleshooting in system integration facilities.
Support systems engineering teams with measurement of system technical performance measures, including CPU throughput, RAM utilization, and network and bus utilization.
Create Collins Avionics system field-loadable mediasets and manage the customer release of top-level Collins software products.