Principal Full Stack Engineer, Architecture & Platform (Hybrid - Aguadilla)

Us-Pr-Aguadillalead

EngineeringFullstack Developer

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Quick Summary

Key Responsibilities

1. Enterprise Frontend Architecture Define frontend architecture standards across programs. Architect scalable SPA and distributed UI systems. Establish domain-driven UI structuring.

Requirements Summary

U.S. citizenship is required, as only U.S. citizens are authorized to access certain necessary systems. Security Clearance: None/Not Required Collins Aerospace is a leader in technologically advanced,

Technical Tools

EngineeringFullstack Developer

2026-09-09

United States of America

US-PR-AGUADILLA-110 ~ Rd 110 N Km 28.8 ~ RD110

Hybrid

Requirements

~1 min read

U.S. citizenship is required, as only U.S. citizens are authorized to access certain necessary systems.

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) unless prohibited by local laws/regulations and minimum 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.
Frontend engineering experience.
Experience architecting enterprise-scale web systems.

JavaScript & TypeScript
React / Angular / Vue ecosystems
Frontend architectural patterns experience
Scalable state orchestration
OOP and system design.
Exposure to CI/CD governance.
Backend architecture familiarity (Java, Python, Node.js).
Experience integrating AI/ML capabilities into UI workflows.
Mobile/hybrid architecture exposure.
Cloud-native deployment awareness.
Exposure to systems engineering concepts

None/Not Required

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.

In this Principal Full Stack Engineer, Architecture & Platform role, you will define and govern frontend architecture across enterprise web platforms. You will establish architectural standards, design systems, and scalable UI engineering strategies.

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.

Responsibilities

~1 min read

1. Enterprise Frontend Architecture

→Define frontend architecture standards across programs.
→Architect scalable SPA and distributed UI systems.
→Establish domain-driven UI structuring.
→Design micro-frontend or federated architecture where applicable.
→Lead framework and technology selection decisions.

2. Backend Development & Architecture

→Define and drive scalable, resilient backend architecture and services for enterprise platforms.
→Lead the design and development of APIs, business services, data-access layers, and integrations across distributed systems.
→Establish backend engineering standards, architectural patterns, security, performance, and reliability practices while mentoring engineers and driving technical decisions.

3. Design System & Pattern Governance

→Define reusable enterprise component platforms.
→Institutionalize architectural patterns:
→Layered UI architecture
→Event-driven UI orchestration
→State isolation strategies
→Middleware patterns
→Prevent architectural drift across teams.

4. Scalability & Advanced UI Systems

→Establish clear performance budgets and enforce monitoring standards.
→Architect frontend systems to support: High concurrency, Real-time streaming data, Complex, multi‑step workflows. Progressive, adaptive user experiences

5. Technical Leadership

→Mentor senior engineers.
→Drive modernization (legacy to modular architecture).
→Influence frontend engineering hiring standards.
→Align frontend architecture with backend domain models.

What We Offer

~1 min read

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!

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.

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

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