Principal Software Engineer (Hybrid - Aguadilla, PR)

This position will sit at our Aguadilla, PR location. You must be residing in Puerto Rico at the time of starting employment. Relocation is not offered.

This role is categorized as hybrid, with 3 days onsite and 2 days remote following the schedule assigned by the Manager.

What YOU will do:

• Lead the architecture, design, and development of complex real-time embedded software for navigation and timing solutions supporting military ground, airborne, and maritime applications.
• Drive technical excellence across all phases of the software engineering lifecycle, including requirements analysis, architecture definition, design, code development, integration, verification, and documentation.
• Provide technical leadership to cross-functional software teams, fostering a culture of innovation, continuous improvement, and engineering discipline.
• Serve as a senior technical authority for production test solution software, defining strategies and ensuring robust, scalable, and maintainable test applications. Responsibilities include:
• Translating hardware test requirements into modular, automated test software.
• Developing and maintaining production-grade test sequences, drivers, and data management capabilities.
• Leading verification/validation of test software and ensuring compliance with program, quality, and regulatory requirements.
• Providing troubleshooting, sustainment, and continuous improvement support for production test stations.
• Ensuring configuration control, versioning, and traceability of test software in alignment with production needs.
• Guide teams in developing software that complies with customer expectations and certification standards, ensuring both functionality and regulatory compliance.
• Participate and lead Agile ceremonies, promoting transparency, technical rigor, and predictable delivery.
• Collaborate with systems, hardware, and test engineering teams to ensure seamless hardware/software integration and high-reliability field performance.

What YOU will learn:

• You will learn about our growing engineering team in Puerto Rico; What we do? Who we support? How we work?
• You will learn the technologies of today and tomorrow which we count on to maintain world leadership in the aerospace industry.
• You will learn why people enjoy and feel fulfilled by working in our industry., Join our growing engineering team in Puerto Rico, where you will provide critical support to all Collins SBUs, working on exciting programs and projects ranging from the development of the next generation of advanced concept ejection seats to the latest technologies for the U.S. warfighter.

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience.
• Demonstrated professional experience communicating in English (verbal and written).
• U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract., * Demonstrated expertise with the Software Development Life Cycle (SDLC) for embedded and test software.
• Strong experience in embedded software development, real-time systems, and hardware-centric products.
• Experience designing and developing production test software (automated test scripts, instrument drivers, hardware abstraction layers, data capture interfaces).
• Experience with UI/UX, front-end and back-end development, and API design for embedded or test applications.
• Experience with C, C++, Ada, or other high-order languages in embedded environments.
• Experience with Python for test scripting, automated test planning, unit testing, or data analysis.
• Familiarity with CI/CD tools such as Docker, Artifactory, GitLab Pipelines, etc.
• Experience managing and supporting configuration management systems (SVN, Git, GitLab, GitHub).
• Experience working with Linux and/or Windows environments.
• Knowledge of hardware/software integration and troubleshooting methodologies.
• Experience with engineering tools such as Visual Studio, Eclipse, Jira, DOORS, Jama.
• Familiarity with Agile methodologies, DevSecOps practices, or model-based development approaches.

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
• Participation in the Employee Scholar Program (ESP)
• Life insurance and disability coverage
• Employee Assistance Plan, including up to 8 free counseling sessions.
• And more!

At RTX, the world 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., 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.