Principal Mechanical Design Engineer (Hybrid - Aguadilla, PR)

Date Posted:

2026-05-21

Country:

United States of America

Location:

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

Position Role Type:

Hybrid

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.

Security Clearance:

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.

Collins Aerospace is seeking a highly skilled and motivated Principal Mechanical Design Engineer to lead the application of analytical technologies, advanced design methods, and innovative tools in the development and sustainment of our Landing Systems product lines. This position is critical in driving excellence across all stages of the product lifecycle, from concept development to product sustainment, ensuring robust designs that meet performance, manufacturability, maintainability, cost, customer specifications, and regulatory requirements.

In this role, you will work within a multidisciplinary engineering environment and act as a key technical leader, ensuring that designs meet rigorous requirements and deliver exceptional value to our customers. A deep understanding of mechanical engineering principles, design fundamentals, and industry standards is essential to excel in this position.

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:

• Design leads to investigation of field and manufacturing incidents leading to root cause and corrective action.
• Assist in creating safety risk analysis and developing risk mitigation plans. Also, present and communicate results to customers and program management. 
• Make layouts of components, calculates stack-up of detail components, and prepares major cost studies consisting of new details and/or marked prints and all supporting documentation, when necessary, to facilitate operations and ensure that established objectives and budgets are achieved.
• Conduct design analysis on components and/or assemblies, when required, to ensure that designs are cost-effective, manufacturable, and reliable.
• Conduct initial sizing, geometric optimization, and compliance verification for Landing Systems hardware (wheels, brakes, and landing gears) to guarantee all designs satisfy Federal and Customer functional requirements.
• Lead design trade-off analyses, balancing brake performance, durability, thermal and structural requirements, and dynamic stability. 
• Collaborate with internal and external teams specializing in structures, thermal analysis, and dynamics to optimize designs and achieve performance goals. 
• Serve as the primary liaison with customers and suppliers, addressing all design-related issues and ensuring alignment with project objectives. 
• Maintain and enhance design tools, methodologies, and engineering databases to support multiple programs. 
• Collaborate with a global, cross-functional team, including project engineering, advanced technology, CAD, manufacturing, supply chain, and quality teams, to support both new product development and sustainment initiatives. 
• Manage complex projects independently in a fast-paced, dynamic environment, balancing priorities to meet business needs. 
• Prepare and deliver technical documentation, presentations, and reports for technical and non-technical audiences. 
• Occasionally travel domestically and/or internationally to support project requirements or customer engagements.

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 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.

Qualifications We Prefer:

• Extensive experience in mechanical design engineering, with a proven track record of leading complex design projects. 
• Proficient in Siemens NX (3D CAD), CatiaV5, ANSYS Workbench or LS-Dyna (Static Structural Linear & Non-Linear Implicit FEA), and Teamcenter. 
• Expertise in Geometric Dimensioning and Tolerancing (GD&T), tolerance stack-up analysis, and weight analysis. 
• Advanced knowledge of mechanical engineering principles, including structural mechanics, thermal management, and heat transfer concepts. 
• Familiarity with manufacturing processes such as CNC machining, forging, and casting. 
• Strong experience interacting with CAD designers and Configuration Management (CM) teams. 
• Proficiency with Microsoft Office tools and experience preparing technical documentation and presentations.
• Experience with programming tools such as Python, MATLAB, or Fortran to support engineering workflows. 
• Knowledge of model-based design or model-based engineering workflows. 
• Demonstrated project management skills, including the ability to lead multidisciplinary teams and manage priorities effectively. 
• Familiarity with aerospace standards and regulatory requirements.

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

Learn More & Apply Now!

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.

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

Hybrid: Employees who are working in Hybrid roles will work regularly both onsite and offsite.  Ratio of time working onsite will be determined in partnership with your leader.

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.

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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