Software Engineer I - Embedded Linux

RTX

Cedar Rapids, Iowa, United StatesFull-time$57,200–$108,800Posted Oct 20, 2026

About the role

Date Posted:

2026-10-20

Country:

United States of America

Location:

US-IA-CEDAR RAPIDS-108 ~ 400 Collins Rd NE ~ BLDG 108

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

The ability to obtain and maintain a U.S. government issued security clearance is required.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance Type:

DoD Clearance: Secret

Security Clearance Status:

Active and existing security clearance required after day 1

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 and skilled Electrical or Computer Engineering candidate to join our Microelectronics Technology Directorate within the Applied Research and Technology (ART) organization. In this role, you will support cutting-edge Mission Systems products by developing and optimizing Board Support Package (BSP) solutions for custom hardware. Your skills in bootloader development, Linux kernel tailoring, and device driver creation will play a key role in delivering innovative solutions to our customers.

This position offers the opportunity to collaborate with multidisciplinary teams of experts in software, systems, hardware, and FPGA design to advance next-generation technologies in aerospace and defense applications.

What You Will Do

Design, develop and continuously enhance our customized Linux OS ecosystem and maintain ownership over areas such as build toolchain, kernel, root filesystem, bootloader, device drivers, and board support package (BSP) for a wide variety of hardware boards.

Contribute to the design, coding, testing, delivery and ongoing support for embedded Linux software systems.

Participate in root cause analysis and resolution of complex hardware-software issues.

Prepare software builds for execution in a simulation environment, reference platforms and on the target hardware. Understand and utilize the appropriate Collins Aerospace processes and tools during product development, resulting in increased product quality and improving customer satisfaction.

What YOU will learn:

You will work with an experienced team to learn best practices and Collins’ engineering processes for implementing world class embedded solutions.

You will get to work with cutting edge technologies developed both in house and by external vendors.

You will learn how embedded Linux and low-level software are used to implement solutions utilized in communications, security, and space-based products.

Qualifications You Must Have

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and less than 2 years prior relevant experience

The ability to obtain and maintain a U.S. government issued security clearance is required

U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Experience as a command line user of Linux

Experience with embedded C/C++

Experience with scripting languages (Bash and Python)

Qualification We Prefer

Experience with board bring-up and target hardware integration

Experience with debugging and root cause investigations using hardware schematics and tools such as logic analyzer and Wireshark

Experience with version control systems such as GIT and SVN

Understanding of Agile methodologies and DevSecOps build flows

Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today.

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

Ovia Health, fertility, and family planning

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

Eligible for relocation assistance

And more!

Learn More & Apply Now!

*Please ensure the role type (defined below) is appropriate for your needs before applying to this role.

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.

At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other -- propel us all higher, again and again.

Apply now and be part of the team that’s redefining aerospace, every day.

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.

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.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

Privacy Policy and Terms:

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Responsibilities

  • Develop and maintain embedded Linux components, including the toolchain, kernel, root filesystem, bootloader, device drivers, and board support packages.
  • Design, code, test, deliver, and support embedded Linux software systems.
  • Investigate and resolve complex hardware-software issues.
  • Prepare and test software builds in simulation, on reference platforms, and on target hardware.

Qualifications

  • STEM degree and typically less than two years of relevant experience.
  • Experience using Linux command-line tools.
  • Experience with embedded C/C++.
  • Experience with scripting languages such as Bash and Python.
  • Must be a U.S. citizen and hold an active DoD Secret clearance after the first day.
  • Preferred: experience with board bring-up, target hardware integration, debugging, and root cause investigations.
  • Preferred: familiarity with hardware schematics, logic analyzers, Wireshark, Git or SVN, Agile, and DevSecOps build flows.

Benefits

  • Medical, dental, and vision insurance.
  • Three weeks of vacation for newly hired employees.
  • 401(k) employer matching and retirement contributions.
  • Tuition reimbursement and student loan repayment.
  • Life insurance and disability coverage.
  • Parental leave, adoption assistance, and family-planning benefits.
  • Wellness programs, employee assistance, and virtual healthcare services.
  • Relocation assistance may be available.

Skills mentioned

CC++PythonLinuxEmbedded LinuxEmbedded Software DevelopmentEmbedded SystemsDebuggingGitShell Scripting

About RTX

RTX is comprised of three market-leading businesses – Collins Aerospace, Pratt & Whitney and Raytheon – working as one to answer the biggest questions and solve the hardest problems in aerospace and defense.

Aviation and Aerospace Component Manufacturing10,001+ employeesArlington, VA

H-1B sponsorship history

Historical employer filing data was found for RTX. The employer record includes 20 historical certified applications. This is employer-level history, not a guarantee that this role currently offers sponsorship.