Raytheon Technologies

Software Engineer 1 - Core Systems & Libraries (Onsite)

Raytheon Technologies$57K — $108K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in STEM field by start date
  • U.S. citizenship required due to information access restrictions
  • Experience with C++.

Responsibilities

  • Develop architecture and design for core software components and libraries for avionics systems.
  • Execute development and verification activities for safety-critical software following DO-178 standards.
  • Create software requirements, ensuring traceability across complex systems.
  • Produce DO-178 certification artifacts, including DAL-A deliverables.
  • Engage in certification processes with customers and regulatory authorities.
  • Conduct peer reviews to ensure compliance and quality throughout the lifecycle.
  • Collaborate with engineering, leadership, and customers to align technical solutions with project goals.

Benefits

  • Medical, dental, and vision insurance
  • Three weeks of vacation for newly hired employees
  • Generous 401(k) plan with employer matching
  • Tuition reimbursement program
  • Student Loan Repayment Program
  • Life insurance and disability coverage
  • Employee Assistance Plan, including counseling services
Full Job Description

Date Posted:

2026-06-04

Country:

United States of America

Location:

US-IA-CEDAR RAPIDS-124 ~ 400 Collins Rd NE ~ BLDG 124

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

Design the Foundation of Next-Generation Avionics by joining the growing Collins Aerospace Core Systems and Libraries team and play a key role in shaping the software foundation that powers modern aircraft. We are seeking an Associate Software Engineer who thrives on solving complex technical challenges and driving high-impact solutions across safety-critical systems.

In this entry level role, you will help create the architecture and development of core software components, libraries, and tools that enable scalable, certifiable avionics platforms. You’ll work across the full software lifecycle, partnering with cross-functional teams to deliver high-quality solutions aligned with civil and military certification standards.

This is a unique opportunity to influence system-level design, advance open architecture initiatives, and contribute to technologies that define the future of aerospace. This role is onsite, in Cedar Rapids, Iowa. This role may be eligible for relocation.

What You Will Do:

  • You will develop the architecture and design of core software components, libraries, and tooling aligned to avionics system requirements.
  • You will work with technical direction and execution across development and verification activities for safety-critical software (DO-178).
  • You will develop software requirements, decomposition, and traceability across complex systems and develop and verify software using modern C++ and object-oriented design principles.
  • You will develop DO-178 certification artifacts, including DAL-A deliverables.
  • You will perform certification efforts, including engagement with customers and regulatory. authorities.
  • You will conduct and contribute to peer reviews to ensure quality, consistency, and compliance across the lifecycle.
  • You will collaborate cross-functionally with engineering, program leadership, and customers to align technical solutions with program objectives.
  • You will be willing and able to travel as required (domestic and international <10%).

What You Will Learn:

  • Gain hands-on experience with cutting-edge and emerging technologies that are shaping the future of avionics and aerospace systems.
  • Build end-to-end expertise across the full product lifecycle, from requirements and design through verification and delivery of safety-critical systems.
  • Develop a deep understanding of software certification (DO-178) and how world-class avionics products meet rigorous regulatory standards.
  • Learn how to design, scale, and sustain software product lines that support a wide range of platforms and global customers.

Qualifications You Must Have:

  • Bachelors degree in Science, Technology, Engineering, or Mathematics (STEM) obtained prior to start.
  • U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.
  • Experience with C++.

** Experience may be obtained through on-the-job experience, research, coursework, or projects.

Qualifications We Prefer:

  • A degree in Computer Engineering, Electrical Engineering, Software Engineering, Computer Science or similar.
  • Experience writing High-Level and Low-Level Requirements.
  • Experience writing Test Cases and Automated Test Procedures.
  • Experience with Civil Certification DO-178 6 DAL A preferred.
  • Experience with design and development of Flight Management Systems, Software, Aircraft Applications or Middleware.
  • Familiar with revision control concepts and tools (e.g. GIT, Subversion, JIRA).

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 illnessinsurance, 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
  • And more! 

Learn More and Apply Now!

Collins Aerospace, a RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio and expertise to solve customers toughest challenges and to meet the demands of a rapidly evolving global market.

Our Avionics team advances flight deck solutions, airborne communications, vision systems, sensors and fire protection for commercial and military customers around the world. That means were helping people reach their destination safely and keeping pilots, passengers, flight crews, airlines, airports and military personnel connected and informed. And were providing industry-leading fire protection and safety systems that our customers can count on when it matters most. Are you ready to learn from the most knowledgeable experts in the industry, develop the technologies of tomorrow and reach new heights in your career? Join our Avionics team today.

WE ARE REDEFINING AEROSPACE.

* Please consider the following role type definition as you apply for 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.

Regardless of your role type, collaboration and innovation are critical to our business and all employees will have access to digital tools so they can work with colleagues around the world 6 and access to Collins sites when their work requires in-person meetings.

At Collins, the paths we pave together lead to limitless possibility. And the bonds we form 6 with our customers and with each other -- propel us all higher, again and again.

Apply now and be part of the team thats redefining aerospace, every day.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attendselect 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 candidates 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 companys 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.

About Raytheon Technologies

Raytheon Solipsys, a wholly-owned subsidiary of the Raytheon Company, is an industry leader in the development of integrated Command and Control (C2) Network-Centric solutions for the Domestic and International DoD and Homeland Security. Through proven systems and software engineering practices, built on the invention and application of innovative technologies, they deliver the C2 infrastructure necessary to effectively control security/military forces in any environment. Their reliable solutions assure information superiority, increased shared awareness, deep sensor reach, aircraft control, air defense, disaster management, and time-critical decision making.

Raytheon Technologies Careers

Join the innovative world of Raytheon Technologies, a leader in aerospace and defense, where we offer unparalleled job opportunities in an environment that champions diversity, leadership, and professional growth.

Work You’ll Do

At Raytheon Technologies, you’ll be part of a company that values innovation and leadership. Our team is dedicated to solving some of the most complex challenges in aerospace and defense, making significant impacts worldwide. With a culture that fosters diversity and inclusion, you will collaborate with some of the brightest minds in the industry.

Transform Your Career

Step into a role that harnesses your skills and propels your career to new heights. Raytheon Technologies is not just about thinking big but making those big ideas happen. We provide robust career development opportunities that include comprehensive training and development programs, leadership workshops, and continuous learning through our internal platforms.

Innovate and Lead

Join our team of over 60,000 professionals globally, who are not only experts in their fields but are also driven by a passion for innovation and excellence. At Raytheon Technologies, you are positioned at the forefront of the industry, where your work directly contributes to groundbreaking advancements in technology and defense.

Internship and Employment Opportunities

Whether you’re starting your career or looking to advance, Raytheon Technologies offers a range of employment and internship opportunities that can help you achieve your professional goals. Our internships provide a solid foundation of skills and experiences, while our full-time positions offer a path to personal and professional growth within the company.

Benefits and Culture

Our employees enjoy a competitive package of benefits and rewards that reflect their invaluable role in our company. From health and wellness programs to performance bonuses and flexible working conditions, we ensure our team members are well taken care of.

Networking and Professional Development

At Raytheon Technologies, networking and professional development are part of our DNA. We encourage our employees to engage in internal and external networking events, leadership training, and diversity initiatives that enhance their career journey.

Join Our Team

Explore the numerous positions available that match your skills and interests. We are looking for passionate, curious, and solution-driven team players who are ready to take their career to the next level.

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Prepare for Your Future

Ready to apply? Enhance your resume and prepare for your interview with our comprehensive support tools and resources. Discover the exciting and rewarding career opportunities that await at Raytheon Technologies.

SEARCH RAYTHEON TECHNOLOGIES JOBS

Join us in our mission to create a safer future and be a part of a team that values integrity, excellence, and teamwork. At Raytheon Technologies, your career is just the beginning of a lifelong journey of professional and personal growth.
Learn more about Raytheon Technologies
Size
14,771 employees
Market Cap
$32,494
Industry
Founded
1922
NASDAQ

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