Software Engineer I (Onsite - Secret Clearance)

Prattwhitney; Aguadilla (PR); On-site; USD 80,000 - 115,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

3 weeks vacation

401(k) with employer matching

ESP program

Life insurance

Disability coverage

Employee Assistance Plan (EAP)

Job summary

Collins Aerospace in Aguadilla, PR, onsite five days a week, is seeking a software engineer to join a dynamic team supporting aerospace programs. You will help define system requirements, translate them into software specifications, and model using UML/SysML to support a large-scale program.

You will develop and integrate software to meet customer and certification standards, collaborating with engineers across disciplines, and delivering robust implementations for testing environments while

Qualifications

• Typically requires a STEM degree with less than 2 years of relevant experience.
• Educational knowledge and project application in software development using Python, C++, or similar.
• Familiarity with Agile, DevSecOps, CI/CD, and common tools like Git, Gitlab, Jira.
• Demonstrated ability to communicate effectively in English.
• U.S. citizenship and active/transferable DoD security clearance required.

Responsibilities

• Define system requirements and translate them into software requirements, UML/SysML models, and diagrams for a large program.
• Collaborate with engineers across disciplines to ensure clear communication and cohesive solutions.
• Develop code that meets customer needs and certification standards, ensuring functionality and compliance.
• Deliver high‑quality software implementations and integrate them into testing environments.

Skills

Python

C++

Agile

DevSecOps

CI/CD

Git

Gitlab

JIRA

English

Education

STEM degree

Tools

Git

Gitlab

JIRA

Bitbucket

Confluence

Coverity

Job description

Date Posted: 2026-08-05 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: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance: DoD Clearance: Secret

Are you looking to make a meaningful, positive impact while advancing your career? Would you be interested in working with an industry-leading development team where you can develop your software engineering skills while learning something new! Our Software Engineers work in an exciting, adaptive, and engaging environment, enabling rapid learning to drive success. Our software engineering teams regularly utilize a variety of skills, including requirements analysis, synthesis of new and existing architectures that meld commercial and military communication functionality, and software engineering development best practices for complex systems where the ability to execute the mission is paramount.

This position will sit at our Aguadilla, PR location and is to be worked Onsite, 5 days a week. You must be residing in Puerto Rico at the time of starting employment. Relocation is not offered.

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

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.

Qualifications you must have:

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and less than 2 years prior relevant experience 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).
• 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.
• Active and transferable U.S. government issued security clearance is required prior to start date.

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.
• Experience with Database technologies
• Familiarity with Git, Jira, Bitbucket, Confluence, and Coverity.

What We Offer:

• 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.

Collins Aerospace, an RTX business, 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.

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.

WE ARE REDEFINING AEROSPACE.

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.

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.