Principal Systems Engineer - Avionics Development and Integration (ONSITE)

RTX (Raytheon); Cedar Rapids (IA); On-site; USD 120,000 - 170,000; Full time

Job summary

RTX / Collins Aerospace is seeking a Principal Systems Engineer to join the Integrated Flight Systems Product Line Engineering group in Cedar Rapids, IA. This role focuses on design, integration, certification, deployment and sustaining of avionics systems for large platforms, collaborating with cross-functional teams across domestic and international certification bodies.

The ideal candidate has strong IMA experience, a solid understanding of avionics and aircraft subsystems, and a proven track

Qualifications

• STEM degree plus 8+ years of experience, or an advanced degree with 5+ years of experience.
• Hands-on experience with Integrated Modular Avionics (IMA) at the system level is required.
• Strong understanding of avionics, aircraft systems, and subsystems.
• Demonstrated ability to work effectively in a collaborative team environment.
• Proven ownership of assigned work and delivering quality results.

Responsibilities

• Design and develop avionics systems and requirements.
• Execute requirements-based testing in lab and flight environments.
• Produce PDR/CDR packages for aircraft features and present to OEMs.
• Coordinate SW/HW work packages and avionics features across subsystems.
• Estimate and bid engineering efforts; provide program status updates.
• Ensure traceability and regulatory compliance across development lifecycle.

Skills

IMA

Avionics Systems

Requirements testing

Flight test planning

Education

STEM degree with 8+ years

Job description

Date Posted: 2026-09-21

Country: United States of America

Location: US-IA-CEDAR RAPIDS-105 ~ 400 Collins Rd NE ~ BLDG 105

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 seek an export authorization for this role, if required. RTX must be able to obtain and maintain the U.S. export authorization.

Security Clearance Type: None/Not Required

Security Clearance Status: Not Required

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.

Collins Aerospace is seeking a Principal Systems Engineer to join the Integrated Flight Systems Product Line Engineering group. This team is responsible for the design, integration, development, certification, deployment and sustaining of Avionics Systems on large business jets and Air Transport platforms including the Bombardier Global series, Airbus A220, Embraer Praetor, Comac C909, and commercial derivative programs. This is a cross-functional team of systems, software, integration, test engineers, and certification groups developing avionics system solutions on multiple platforms on current and future architectures working with domestic and foreign Certification Agencies in an Agile environment that continuously incorporates new processes and tools.

We are seeking a highly skilled professional with a strong technical background in Avionics Systems Engineering. The ideal candidate will have prior experience in the development and integration of ARP4754A/DO-297 Integrated Modular Avionics (IMA) Systems, proficient in multiple aircraft subsystems. This is a hands-on position supporting requirements development, requirements-based testing execution, test script development, execution of scenario-based, robustness, and unintended function/behaviour testing in a lab environment. Flexibility is necessary to maximize test assets utilization.

This is an onsite position in Cedar Rapids, Iowa.

What you will do:

• Complete assignments involving Design and Requirement Developments activities
• On-site execution of requirements-based testing, robustness, and Ad-Hoc testing in a lab environment (schedule flexibility is necessary during formal test phases)
• Be responsible for the troubleshooting and reporting of issues resulting from development cycles; the candidate will be capable of providing internal status as well as directly reporting to the OEMs as necessary.
• Independently operate the rig facilities during testing phases of the program and during troubleshooting activities. A solid understanding of aircraft operational fundamentals is necessary, as the candidate will be required to execute flight test scenarios to validate system functionality and performance.
• Test script development and execution
• Produce PDR/CDR packages on aircraft features and presenting them to OEMs
• Produce system certification level documentation
• Integrate and own SW/HW Work Packages and Avionics features coordinating across multiple subsystem functional areas.
• Estimate and bid engineering efforts
• Provide regular updates on program status to key stakeholders.
• Ensure traceability and compliance across all phases of the development lifecycle, adhering to industry standards and regulatory requirements.
• Collaborate effectively with engineers across multiple organizations, fostering a positive and productive team environment.

Qualifications you must have:

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience
• Hands-on experience with Integrated Modular Avionics (IMA) at the system level is required
• Strong understanding of Avionics, aircraft Systems, and Subsystems.
• Demonstrated ability to work effectively in a collaborative team environment.
• Previous experience taking ownership of assigned work, following through on commitments, and delivering quality results.

Qualifications we prefer:

• Knowledge across multiple Avionics functional areas.
• Prior experience with full development cycles, Avionics certification, and a strong understanding of lifecycle activities and deliverables for Avionics programs.
• Experience working within regulatory envi