Sr Principal Hardware Design Engineer (Onsite)

Date Posted: 2026-09-16 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 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. We are seeking a highly motivated Senior Principal Electrical Engineer to join the Computing Products Department within the Displays, Controls, Computing & Networking Engineering (DCCN) directorate. This department is responsible for the development and sustainment of state-of-the-art avionics hardware products including ruggedized mission computers, video processing modules, and network products used in commercial and military aircraft platforms. This role is onsite, in Cedar Rapids, Iowa. This role supports all phases of the hardware development lifecycle—program pursuit, design, integration, verification, and factory transition and will play a key part in development of the computing modules product line and our air vehicle computers. The selected candidate will collaborate closely with cross-functional partners, including Systems, Software, Mechanical, Environmental Effects, Manufacturing/Operations, and Design-to-Cost teams, to ensure all product requirements are successfully achieved. Strong expertise in high-speed digital circuit board design, EMI control, manufacturability, testability, and thermal management is essential. What You Will Do: Lead LRU Development through all phases of design cycle Design and analyze Circuit Card Assemblies (CCA) for Avionics Computers (Processors, Memory, interfaces) Work with lab equipment for integration testing of hardware designs Schematic capture of complex digital/analog mixed signal electrical circuit designs Oversight of Printed Circuit Board (PCB) layout Design to Cost (DTC), Design for Manufacturing (DFM), Design for Test (DFT) Mentoring and delegating tasks to less experienced engineers Lead EMI and ENV qualification efforts of complex Line Replaceable Units (LRU) 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 troubleshooting experience Experience with Avionics I/O (Ethernet, ARINC 429, MIL-STD 1553, PCIe) Excellent communication and presentation skills Ability to work collaboratively with team members and independently on assigned tasks Demonstrated ability to lead root cause analysis and drive corrective actions Qualifications We Prefer: Experience in the Defense or Aerospace industry EMI/EMC, Lighting protection circuits and testing concepts and design Demonstrated use of software tools for electrical circuit simulation and/or Printed Circuit Board layout Experience with Avionics regulatory and certification requirements: TSO, DO-160, or DO-254, MIL-STD-461  Demonstrated ability to perform root cause analysis and drive corrective actions . What We Offer Some of our competitive benefits package includes:    Medical, dental, and vision insurance   Three weeks of vacation for newly hired employees   Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option   Tuition reimbursement program  Student Loan Repayment Program   Life insurance and disability coverage   Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection  Birth, adoption, parental leave benefits  Carrot Health to hormonal health, fertility, and family building Adoption Assistance            Autism Benefit   Employee Assistance Plan, including up to 10 free counseling sessions   Healthy You Incentives, wellness rewards program  Doctor on Demand, virtual doctor visits   Bright Horizons, child and elder care services  Teladoc Medical Experts, second opinion program    And more!   Learn More & Apply Now! Collins Aerospace makes modern flight possible. Of course, that wouldn’t be possible without the capabilities and technologies of our organization, as well as our engineers – a highly skilled, accomplished network that spans more than 180 sites, 24 countries and 6 Strategic Business Units (SBUs). Our industry-leading experts are setting the standards for the aerospace industry and paving the way for the future. But as new challenges present themselves, we need fresh, creative and motivated minds to overcome these hurdles, help us break barriers and achieve new levels of innovation. Do you have what it takes to join a global organization that doesn’t shy away from big opportunities? If so, we invite you to join our ranks and create the next generation of aerospace technologies. Together, we will nurture an engineering culture that values intellectual curiosity, risk takers and integrity. A place where we will challeng