Principal Software Engineer (ONSITE)

Date Posted:
2026-06-10
Country:
United States of America
Location:
US-IN-FT WAYNE-150A ~ 1010 Production Rd ~ BLDG 150A
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 Collins Aerospace, an RTX company, we are advancing the future of aerospace and defense through innovative technologies and mission-critical solutions. Our teams develop capabilities that help connect, protect, and enable customer missions around the world.

We are seeking a Principal Software Engineer to join our engineering organization and help deliver innovative software solutions that support critical aerospace and defense missions. In this role, you will have the opportunity to apply your technical expertise to complex challenges while contributing to technologies that make a meaningful impact.

This position may support technologies and capabilities including secure communications, mission systems, cybersecurity, autonomous systems, embedded software, software modernization, DevSecOps, and other advanced aerospace and defense solutions.

This position may be located onsite in one of the following locations: Cedar Rapids IA, Fort Wayne IN, Richardson TX or Largo FL.

Sign-on Bonus Eligible

What You Will Do

• Apply advanced technical knowledge and expertise to solve complex challenges and deliver innovative software solutions that support customer and business objectives.
• Lead and execute software engineering activities throughout the software lifecycle, including requirements analysis, architecture, design, development, integration, testing, deployment, modernization, sustainment, and/or related engineering efforts.
• Develop, implement, and support software solutions, technologies, products, systems, and/or capabilities across a variety of mission areas.
• Collaborate with multidisciplinary teams, customers, stakeholders, and/or engineering disciplines to define requirements, solve technical challenges, and deliver mission-critical capabilities.
• Support the development of scalable, maintainable, reusable, and/or secure software solutions that meet program, customer, and operational requirements.
• Contribute to system integration, verification, validation, troubleshooting, test, and/or deployment activities to ensure high-quality software performance, functionality, and reliability.
• Influence technical approaches, engineering solutions, and program outcomes through the application of software engineering expertise.
• May manage moderately sized projects, initiatives, and/or technical efforts and serve as a subject matter expert within their discipline

Qualifications You Must Have

• Experience developing software applications, systems, or solutions using programming languages such as C/C++, Java, or similar languages.
• 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.
• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 10 years prior relevant experience or an Advanced Degree in a related field and minimum 7 years of experience.

Qualifications We Prefer

• Active and transferable Secret or Top Secret U.S. government issued security clearance.
• Experience developing, integrating, testing, deploying, sustaining, and/or supporting software-based products, systems, platforms, and/or capabilities.
• Experience with Linux, embedded software, real-time operating systems, DevSecOps, CI/CD pipelines, Agile development methodologies (e.g., Scrum, SAFe), automated testing frameworks, and/or related software development environments.
• Knowledge of cybersecurity principles, secure software development practices, software assurance methodologies, requirements analysis and decomposition, systems integration, verification and validation, and/or related engineering disciplines.
• Experience with Model-Based Systems Engineering (MBSE), UML, SysML, software architecture and design, requirements-driven development methodologies, and/or related systems engineering practices.
• Experience supporting mission-critical, safety-critical, and/or regulated software development environments (e.g., DO-178 or similar standards).

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
• And more!

Eligible for relocation

Learn More & Apply Now!

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.


*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 107,500 USD - 204,500 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.


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