Principal Engineer, Structural Engineering (Hybrid)

Prattwhitney; Aguadilla (PR); Hybrid; USD 95,000 - 130,000; Full time

Job summary

Pratt & Whitney, a RTX company in Aguadilla, PR, seeks a senior structural engineer to perform advanced analyses and support design through manufacturing. The role requires hands-on FEA, cross-functional collaboration, and guidance to junior staff.

Candidates should have a strong aerospace background, at least 8 years of experience or 5 years with an advanced degree, and U.S. citizenship. The position is hybrid, with onsite and remote elements, and involves travel up to 10%.

Qualifications

• Bachelor's Degree in Aerospace, Mechanical or Civil Engineering.
• 8 years of engineering experience or an Advanced degree with 5 years of engineering experience.
• 4 years of experience with structural analysis.
• U.S. citizenship is required.

Responsibilities

• Execute complex structural analysis via hand calculations, 2D and 3D finite element modeling using engineering standard tools and judgement.
• Provide oversight and technical guidance for less experienced engineers and outsourced tasks.
• Perform structural analysis and provide analytical support through all design phases and to manufacturing.

Skills

Structural analysis

Finite Element Analysis

Mentoring

Project management

Aerospace engineering

Education

Bachelor's Degree in Aerospace, Mechanical or Civil Engineering

Tools

ANSYS

NX

CAD

FEA

Job description

Date Posted: 2026-09-11 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 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. Pratt & Whitney is a world leader in the design, manufacture and service of aircraft engines and auxiliary power systems and has been revolutionizing modern flight for over 100 years. Join us and help shape the future of aerospace and defense.

What You Will Do

• Execute complex structural analysis via hand calculations, 2D and 3D finite element modeling, using the latest P&W Engineering Standard Work, analytical tools, and engineering judgement.
• Provide oversight and technical guidance for less experienced engineers and outsourced tasks.
• Perform structural analysis and provide analytical support through all design phases and provide support to manufacturing and operational services.
• Use finite element and classical methods for strength, stress/deflection, vibration, fatigue life, residual life (fracture mechanics) prediction, damage tolerance, containment, kinematic and optimization analyses.
• Support production and in-service field investigations.
• Document analysis and present results and associated recommendation to integrated product teams, management, and customers.
• Participate on multi-discipline integrated product teams as the structures expert, providing design solutions that balance customer requirements for performance, cost, schedule, and other requirements.
• Develop and sustain a healthy work relationship based on mutual trust with peers, internal and external customers where significant interaction is expected.
• Attend and have participation in group meetings, teleconferences and/or training required.
• Based on business needs, the incumbent may be required to support other duties/functions within the company.
• Actively participate in initiatives for continuous improvement using CORE tools and support AS9100 efforts.
• Support structures community initiatives.
• Travel is up to 10%.
• English (read, write, speak) is required when communicating with customers, co-workers, or supervisors who only speak English.

Qualifications You Must Have

• Bachelor's Degree in Aerospace, Mechanical or Civil Engineering
• 8 years of experience in engineering or an Advanced degree with 5 years of engineering experience
• 4 years of experience with structural analysis
• U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract.

Qualifications We Prefer

• Bachelor of Science in Mechanical or Aerospace Engineering
• Experience working in the Aerospace Industry
• Previous gas turbine experience
• Team oriented and cultural awareness
• Experience with ANSYS, Workbench, NX, CAD and FEA.
• Demonstrated problem solving skills using FEM for stress/deflection, vibration, and performing LCF, HCF, Fracture Mechanics, Strength, Buckling or Kinematics analyses.
• Experience managing projects or processes.
• Experience mentoring and coaching mid-level engineers.

What We Offer

Employee Scholar Program

Compression Systems Engineering is responsible for the design, development, and in service support of all fans low-pressure and high-pressure compressors for commercial and military engine models. CSE is responsible for the identification and maturation of new technologies for these products.

What Is My Role Type

In addition to transforming the future of flight, we are also transforming how and where we work. We’ve introduced role types to help you understand how you will operate in our blended work environment. This role is: Hybrid: Employees who are working in Hybrid roles will work regulary both onsite and offsite. This means that responsibilities of the job need to be performed onsite on a regular basis. Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee’s personal responsibility. This requisition is eligible for an employee referral award. ALL eligibility requirements must be met to receive the referral award.

Equal Opportunity Statement

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.