Software Engineer I (Hybrid)

Prattwhitney; Aguadilla (PR); On-site; USD 50,000 - 70,000; Full time

Job summary

RTX in Aguadilla, Puerto Rico seeks a software-focused professional to collaborate on system requirements and develop software that meets customer and DoD certification standards. You will work with a cross-functional team to implement code in testing environments and ensure quality deliverables.

Requirements include a STEM degree and hands-on experience with Python or C++, plus familiarity with Agile, DevSecOps, and tools like Git, Gitlab, and JIRA.

Qualifications

• Degree in Science, Technology, Engineering or Mathematics (STEM).
• Educational knowledge and project experience in software development using Python or C++.
• Familiarity with Agile, DevSecOps, CI/CD and related tools.

Responsibilities

• Collaborate on system requirements and translate them into software specs and diagrams.
• Work with engineers to ensure clear communication across disciplines.
• Develop code to meet customer needs and certification standards.
• Implement software in test environments and ensure thorough validation.
• Communicate in English with customers and teammates.

Skills

Python

C++

Agile methodologies

Education

B.S. STEM or equivalent

Tools

Git

Gitlab

JIRA

Job description

Date Posted: 2026-10-01 Country: United States of America Location: US-PR-AGUADILLA-110 ~ Rd 110 N Km 28.8 ~ RD110 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: DoD Clearance: Secret

Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX. 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.

This position is a fully Onsite role in Aguadilla, PR. You must be residing in Puerto Rico at the time of starting employment.

What You Will Do:

• Collaborate on System Requirements and Software Development: Join a dynamic software team in a cross-functional environment, contributing to the definition of system requirements and translating them into detailed software requirements, UML/SysML models, and diagrams for a large-scale program.
• Effective Communication and Team Collaboration: Work closely with other software engineers and team members to ensure clear communication and collaboration, fostering a cohesive, solution-focused environment across multiple disciplines.
• Develop Code to Meet Customer and Certification Standards: Collaborate with your team to maintain, enhance, and develop software that aligns with customer requirements and meets certification standards, ensuring both functionality and compliance.
• Software Implementation in Test Environments: Take responsibility for producing high-quality software implementations and integrating them within testing environments, ensuring the code is thoroughly tested and meets all specified requirements.
• English (read, write, speak) is required when communicating with customers, co-workers, or supervisors who only speak English.

What You Will Learn:

• You will have opportunity to learn and grow knowledge within the RCP programs & gain niche skills enabling you to be unique in all you do.
• You will gain valuable experience & an opportunity to lead, including roles such as Subject Matter Expert, Scrum Master, Product Owner, CAM, and Software Lead.
• You can take flight to become a subject matter expert and leader in RCP.

Qualifications You Must Have:

• A degree in Science, Technology, Engineering or Mathematics (STEM).
• Educational knowledge and project application on software development using Python, C++, or similar, including debugging, integration, and deployment on software platforms.
• Familiarity with software development processes (e.g., Agile, DevSecOps, CI/CD) and tools (e.g., Git, Gitlab, JIRA).
• Excellent verbal and written communication skills.
• U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.
• DoD Security Clearance.

After Day 1 Qualifications We Prefer:

• Knowledge in basic Linux shell scripting, Python or Perl.
• Working knowledge of programming languages such as C++ or C#.
• Software level debugging experience.
• Knowledge of Database language such as SQL.
• Familiarity with Git, Jira, Bitbucket, Confluence, and Coverity.

This Position Is Classified As:

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.

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.

RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses - Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.