Software Engineer I (Onsite)

RTX (Raytheon); Cedar Rapids (IA); On-site; USD 57,000 - 109,000; Full time

Benefits offered by this job

Relocation assistance

Benefits package

Annual incentive program

Job summary

RTX is seeking a System Integration Software Engineer to build integrated avionics software on Collins platforms. You will provide the operating environment for application teams and support the integration points across applications in a world-class environment.

You will create and maintain system configurations, assist lab teams, and help measure performance metrics like CPU and RAM usage. The role includes managing field-loadable media sets and customer releases for Collins software products.

Qualifications

• 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.

Responsibilities

• Provide the operating environment for application teams and support integration points between applications.
• Create and maintain system configuration files, including operating systems, network interfaces, ARINC-429 and MIL-STD-1553 bus I/O.
• Assist Collins and third-party teams with lab systems and manage the software configuration on lab assets.
• Support the systems engineering teams with measurement of performance metrics (CPU throughput, RAM utilization, network and bus utilization).
• Create Collins Avionics system field-loadable mediasets and manage the customer release of top-level Collins software products.

Skills

C/C++/Java

Python scripting

Education

Bachelor's degree in STEM

Job description

Date Posted:
2026-09-16

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

What You Will Do

Do you want to build integrated systems on world-class Collins platforms? Do you enjoy pulling together a system to create a bigger picture? Do you enjoy networks and watching data flow through a system? As a system integration software engineer, you will provide the operating environment for our application teams and support them with tools and troubleshooting for integration points between applications.

Our Military Avionics Central System Integration team works across engineering disciplines to deliver world-class avionics systems to warfighters on tankers, helicopter, and cargo aircraft.

You will create and maintain system configuration files, including configuration of operating systems, network interfaces, and ARINC-429 and MIL-STD-1553 bus I/O.

You will assist our Collins and third-party teams with lab systems, manage the software configuration on lab assets, and support hardware/software troubleshooting in our system integration facilities.

You will support the systems engineering teams with measurement of system technical performance measures, including CPU throughput, RAM utilization, and network and bus utilization.

You will create the Collins Avionics system field-loadable mediasets and manage the customer release of top-level Collins software products.

What You Will Learn

You will learn the artifacts for system configuration for Collins avionics hardware.

You will learn about the protocols used on the networks and buses between systems and subsystems in our avionics solutions.

You will learn the key software integration points for multiple avionics subsystems, including OS configurations, device drivers, network I/O, memory access, and avionics bus data access.

Qualifications You Must Have

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.

Qualifications We Prefer

Experience in aerospace and defense

What We Offer

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX, we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.

Relocation, if eligible

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.

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.